29. People say it is Canada’s most beautiful city, _____ by mountains and the Pacific Ocean.

　 A. surrounding　 B. surround　 C. to surround　 D. surrounded

28. The thought _____ they could cross the whole continent was exciting.

　 A. that　 B. what　 C. which　 D. why

27. We watched, amazed as fire _____ on the outside of the spaceship as the earth’s gravity increased.

　 A. broke up　 B. broke out　 C. broke in　 D. broke away

26. Walking does need a bit of practice _____ gravity has changed.

　 A. as if　 B. in their turn　 C. now that　 D. as a result of

25. They multiplied and filled the oceans and seas with oxygen, _____ encouraged the later development of early shellfish and all sorts of fish.

　 A. that　 B. where　 C. when　 D. which

24. _____ is even more important is that as the earth cooled down, water began to appear on its surface.

　 A. As　 B. That　 C. What　 D. Where

23. It was not immediately obvious _____ water was to be fundamental to the development of life.

　 A. what　 B. that　 C. when　 D. why

22. --- I wonder if I could possibly use your car for tonight?

　 ---______. I'm not using it anyhow.

A. Sure, go head　 B. I don't know　 C. Yes, indeed　 D. I don't care

第一节　 单项填空(共15小题；每小题1分，共15分)

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

21. .--- Excuse me, can you tell me where the nearest bank is, please?

　 ---______ Oh yes! It's past the office, next to a big market.

A. Mm, let me think.　　　　 B. Oh, I beg your pardon?

C. You're welcome.　　　　　 D. What do you mean?