17. ----- Why did he have to leave school?

　 ------ He happened to _______ a laptop computer from the school lab.

A. be seen steal　　 B. be seen stealing 　　C. be caught to steal　　 D. catch stealing

16. Mr. Bush, headmaster of the school,______ accepts suggestions made by his students, does he?

A. rarely　　 B. often　　　　 C. usually　　 D. always

15. After a long walk, I was _____ tired. So I stopped to have a rest.

A. much　　 B. too much　　 C. much too　　 D. not a bit

14. -----We ______ that you would fix the TV set this week?

　 -----I’m sorry. I _______ to fix it this week, but I’ve been too busy.

A. had expected; had intended　　 B. are expecting; had intended

C. expect; intend　　　　　　　　 D. expected; intend

13. One manager kept asking me really difficult questions and laughing at me _____ I couldn’t answer.

A. every time　　 B. the next time　　 C. at the same time　　 D. all the time

12．Give them a hand this time and I am sure they will offer theirs______ in the future.

A. by turns　　　　　　　 B. in turn　　　　 C. at turn　　　　　 D. in return

11. He lost his job. So he _____finding one quickly.

A. has been considering　　 B. considered　　 C. has considered　　 D. would consider to

10. The first use of atomic weapons was in 1945, and their power ____ increased ever since.

A. is　　　　 　　B. was　　　　　　　　 C. has been　　　　 D. had been

9. Sarah, hurry up, I’m afraid you won’t have time to ____ before the party.

A. get changed　　 B. get change　　　　　 C. get changing　　 D. get to change

8. The train____ leave at 5:00 p.m., we can’t be late for it.

A. is to　　　　　　 B. will　　　　　　　 C. must　　　　　 D. need