小学英语教师招聘考试小学英语专业知识：英语阅读单项选择题每日一练(2017.05.21)

单项选择题
请在第（）处填上正确答案。
A.convince
B.accept
C.examine
D.think
单项选择题
请在第（）处填上正确答案。
A.component
B.element
C.item
D.particle
单项选择题
The authors of the Ambio study have found that（）
A.forests get rid of lead pollution faster than expected
B.lead accumulations in forests are more difficult to deal with
C.lead deposits are widely distributed in the forests of the US
D.the upper layers of soil in forests are easily polluted by lead emissions
单项选择题
The study published in the journal Nature indicates that （）
A.the Clean Air Act has not produced the desired results
B.lead deposits in arctic snow are on the increase
C.lead will stay in soil and snow longer than expected
D.the US is the major source of lead pollution in arctic snow
单项选择题
It can be inferred from the last paragraph that scientists （）
A.are puzzled by the mystery of forest pollution
B.feel relieved by the use of unleaded gasoline
C.still consider lead pollution a problem
D.lack sufficient means to combat lead pollution