【C19】_考试资料网

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C1】

A．shape
B．company
C．therapy
D．trouble

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C1】

A．subject
B．prone
C．sensitive
D．immune

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C2】

A．sequence
B．point
C．condition
D．process

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C2】

A．enhanced
B．revealed
C．generated
D．submitted

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C3】

A．unexpected
B．chronic
C．sudden
D．slow

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C3】

A．Since
B．Whereas
C．While
D．So

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C4】

A．dining
B．expending
C．consuming
D．exhausting

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C4】

A．towards
B．by
C．among
D．beyond

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C5】

A．triggering
B．summoning
C．introducing
D．creating

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C5】

A．breed
B．multiply
C．rise
D．manufacture

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C6】

A．external
B．exceeding
C．excess
D．exceptional

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C6】

A．documents
B．findings
C．contracts
D．regulations

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C7】

A．take in
B．take on
C．take up
D．take over

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C7】

A．circulated
B．discovered
C．exhibited
D．published

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C8】

A．sums up with
B．puts up with
C．makes up for
D．adds up to

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C8】

A．fantastic
B．elastic
C．optimistic
D．dramatic

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C9】

A．field
B．target
C．scope
D．aspect

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C9】

A．afforded
B．succeeded
C．managed
D．failed

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C10】

A．out
B．up
C．away
D．off

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C10】

A．to
B．of
C．for
D．by

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C11】

A．touch
B．sight
C．smell
D．taste

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C11】

A．priority
B．inclination
C．barrier
D．challenge

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C12】

A．frightening
B．surprising
C．disappointing
D．encouraging

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C12】

A．Actually
B．Inevitably
C．Surely
D．Ideally

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C13】

A．Even
B．Hence
C．But
D．Only

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C13】

A．curb
B．snap
C．arouse
D．discard

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C14】

A．serious
B．heavy
C．full
D．vast

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C14】

A．superficial
B．artificial
C．substantial
D．beneficial

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C15】

A．even
B．absolute
C．actual
D．entire

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C15】

A．How
B．What
C．Why
D．Where

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C16】

A．however
B．so
C．because
D．if

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C16】

A．calculate
B．inspect
C．induce
D．scan

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C17】

A．packaged
B．baked
C．weighed
D．frozen

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C17】

A．needs
B．loses
C．commands
D．feels

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C18】

A．hardly
B．nearly
C．simply
D．approximately

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C18】

A．status
B．quality
C．circumstance
D．location

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C19】

A．depressing
B．puzzling
C．worrying
D．distracting

单项选择题

If you have high blood pressure, you"re in good【C1】. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isn"t an inevitable part of the aging【C2】It"s better to think of it as【C3】sodium poisoning. And, there"s a way to prevent the problem—and to save many, many lives. A lifetime of【C4】too much sodium (mostly in the form of table salt) raises blood pressure, and high blood pressure kills and disables people by【C5】strokes and heart attacks. In the United States, according to best estimates,【C6】sodium is killing between 40,000 and 90,000 people and running up to $20 billion in medical costs a year. Americans on average【C7】about 3,300 milligrams of sodium per day, but experts recommend less than 2,300 milligrams—and less than 1,500 milligrams for people over age 50, black people, or those who already have hypertension, diabetes or kidney disease, which【C8】a majority of American adults. Either【C9】is far below where most Americans are now. The reason that nearly everyone eats【C10】too much sodium is that our food is loaded with it, and often where we don"t【C11】or expect it. Of course ham and canned soup are full of salt, but so are many foods that are【C12】: A blueberry cake can have more than double the salt of a serving of potato chips.【C13】healthy-sounding food can pack【C14】sodium loads. Many restaurant main courses have far more sodium than is recommended for an【C15】day. Doctors warn people with high blood pressure to go on a low-salt diet, but that"s virtually impossible in today"s world,【C16】nearly 80 percent of the sodium that Americans eat comes in【C17】and restaurant food. You can"t take it out. And【C18】everyone, not just people with hypertension【C19】over food labels, should be taking in less sodium. The only way to prevent millions of Americans from developing high blood pressure is for companies and restaurants to stop loading up their food with sodium. It"s not easy,【C20】it isn"t impossible either.【C20】

A．or
B．unless
C．but
D．since

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C19】

A．untold
B．genuine
C．skeptical
D．incredible

单项选择题

A simple idea supports science: "trust, but verify". Results should always be【C1】to challenge from experiment. That simple but powerful idea has【C2】a vast body of knowledge.【C3】its birth in the 17th century, modern science has changed the world【C4】recognition, and overwhelmingly for the better. But success can【C5】self-contentment. Modern scientists are doing too much trusting and not enough verifying, which does harm to both the whole of science and humanity. Too many of the【C6】that fill the academic field are the result of inferior experiments or poor analysis. A rule of thumb among biotechnology venture-capitalists is that half of【C7】research cannot be reproduced. Even that may be【C8】. Last year researchers at one biotech firm, Amgen, found they could reproduce just six of 53 "landmark" studies in cancer research. Earlier, a group at Bayer, a drug company,【C9】to repeat just a quarter of 67 similarly important papers. A leading computer scientist complains that three-quarters of papers in his subfield are nonsense. The reasons might lie in this: researchers are no longer willing to verify hypothesis investigated by other scholars since these papers have rare chance to be published. All this makes a poor foundation for an enterprise dedicated【C10】discovering the truth about the world What might be done to shore it up One【C11】should be for all disciplines to follow the example of those that have done most to tighten standards. 【C12】research protocols should be registered in advance and monitored in virtual notebooks. This would【C13】the temptation to distort the experiment"s design so as to make the results look more【C14】than they are.【C15】possible, trial data also should be open for other researchers to【C16】and test. Science still【C17】enormous respect. But its privileged【C18】is founded on the capacity to be right most of the time and to correct its mistakes when it gets things wrong. And it is not as if the universe is short of【C19】mysteries to keep generations of scientists hard【C20】The false trails laid down by inferior research are an unforgivable barrier to understanding.【C20】

A．for work
B．in work
C．at work
D．on work

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