29. _______ is known to everybody, the moon travels round the earth once every month.

　 A. It　 B. Which　 C. As　 D. What

28. It is dangerous to _______ too much information to strangers on-line.

　 A. give in　 B. give up　 C. give off　 D. give out

27. All the students are jumping up and down, _______ to stay warm.

　 A. trying　 B. to try　 C. tried　 D. try

26. Jack must have been told the news, _______ he wears a rather sad look.

　 A. because　 B. as　 C. now that　 D. for

25. -I’m green at everything.

-Don’t worry. _______ you get older, you’ll get more experience.

　 A. When　 B. Till　 C. As　 D. While

24. -Thank you so much for the book you sent me.

-_______.

　 A. No thanks　 B. I’m glad you like it　 C. Please don’t say so　 D. No, it’s not so good

23. Not only I but also Jane and Mary _______ tired of having one examination after another.

　 A. is　 B. are　 C. am　 D. be

22. _______ a teacher in a university, it is necessary to have at least a master’s degree.

　 A. To become　 B. Become　 C. One becomes　 D. On becoming

第一节：单项填空(共15小题，每小题1分，满分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。

21. It was _______ he does _______ makes his students enthusiastic about school.

　 A. that; that　 B. what; what　 C. that; what　 D. what; that

(略)