37.________ I know, the new airport runway has been under construction for nearly two years.

　 A. As long as　　　 B. So long as　　 C. As far as　　　　 D. So far for

36. The cars in the auto show vary ______ price from $ 100,000 ______ $ 2 million, but they have attracted many customers.

　 A. in; to　　　　　 B. with; and　　　 C. of; with　　　 D. from; to

35. I was told that although these old buildings _______ the Qing Dynasty, they remained in good condition.

A. are dated back to　　　　　　　　　　　 B. dated back to

C. dating back to　　　　　　　　　　　　 D. have dated back to　

34. It was Alice and her friends who helped the homeless old woman,______?

　　　 A. wasn’t it?　　　　　　　 B. wasn’t she　　　　　　 C. didn’t they?　　　　　　 D. weren’t they?

33. He felt _______ to remind the public to protect the environment.

　 A. his duty　　 B. that is his duty　　 C. it his duty　　　　 D. it is his duty

32. The research they had been devoted to ______ to be of great value to the cancer patients.

　 A. is proved　　 B. proves　　　　 C. has proved　　　　 D. proved

31. A week-long raining is coming, _________, the farmers say, will do harm to the growth of plants.

　 A. it　　 　　　B. that　　　　　 C. what　　　　　　 D. which

30. ---I don’t like the guest that is coming to visit this evening.　 　　　

　 ---_________ you feel about him, try to be polite.　 　　　

　 A. How　　　　 B. What　　　　　　 C. Whatever　　　 D. However　 　　　

29. ______he came to this small town, he began to like it.

　　　 A. For the first time　　 B. By the first time　　　　 C. At the first time　　　　 D. The first time

28. --- Why are you so late?

--- I was in half the way when it ________to me that I had left my notebook home, so I had to fetch it.

　　　 A. occurred　　　　　　　　　　 B. hit　　　　　　　　　　　　 C. happened　　　　　　　　　 D. reminded