单项选择题X 纠错Questions 11 to 18 are based on the conversation you have just heard.
A.Her arm needs an X-ray check.
B.She played the basketball too long each time.
C.She broke her arm in a basketball match.
D.There is nothing serious with her arm.
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填空题Technological invention has directly or indirectly produced social change in every period of history. The invention of the horse collar in the Middle Ages was a (36) technological advance for agriculture; the (37) for use at sea so (38) navigation in the fifteenth century that it led in the age of (39) ; and the steam engine was an (40) factor in the industrialization of Europe in the nineteenth century. A discovery is another kind of technological (41) . While inventions add something new to a culture, discoveries increase our knowledge of something that already exists. Gravity had always been there, but Newton "discovered" it: be (42) how this natural force worked and how its laws (43) to falling bodies. This knowledge made possible many new inventions. (44) . Since each invention makes more inventions possible, the speed of technological development tends to accelerate. Benjamin Franklin experimented with electricity in the eighteenth century, (45) . In the hundred years since Edison invented the light bulb, the discovery of electricity has led to tens of thousands of inventions, from the internal burning engine to the computer. (46) pose some of tile greatest challenges of our time.
单项选择题
A.He was a close friend of her family.
B.He fell in love with her.
C.He realized she was so good.
D.He wanted her to play for his music.
单项选择题Passage One Questions 26 to 28 are based on the passage you have just heard.
A.To win over control of Kenya from the Germans.
B.To take strategic resources from Kenya.
C.To control Kenya before all others.
D.To see the Kenyans’ lives improved.