18. A laser beam can be turned into a　　 　weapon.

A. dead　　　　 B. dying　　 　　　　　　　 C. deadly　　　 　　　　 D. death

17. He studies very hard lest he ____ in the entrance examination.

　 A. fails　　　　　　　 B. should fail　　　　 C. failed　　　　　　 D. will fail

16. ____ you succeed and _____ you be happy!

　 A. May, may　　 B. Wish, wish 　　　　　　 C. Hope, hope　 　 D. Should, may

15. If only I ____ to my parents' advice!

　 A. listening　　　　 B. listen　　　　 　 C. am listening　　　　 D. had listened

14. Without his help, we ___ such rapid progress.

　 A. don't make　 　　　 B. would not make 　　 C. didn't make 　 D. would not have made

13. He was in a hurry the other day. Otherwise he ____ you repair the computer.

　 A. would help　 B. should help　　　 C. would be helping　　　 D. would have helped

12. It is high time that they ____ the war on Iraq.

　 A. stop　　　　 　　　 B. stopped　　　 　　　 C. must stop　　　　 　　　　 D. has stopped

11. When a stick is partly in a bottle of water, it looks as though it ________

　 A. breaks　 　　　　　　　 B. has broken 　　　　　　 C. were broken　　 D. had been broken

10. -She was so upset that she burst into tears.　 -I'd rather you _____ her all about it.

　 A. didn't tell　　 　　 B. hadn't told　　 　　　　　　　 C. don't tell　　 　　　　　　　　 D. won't tell

9. If you 　　　　　　that late movie last night, you wouldn't be so sleepy.　　　　　　

　 A. haven't watched　　　　　　　　　　　　　　　　 B. hadn't watched　

C. didn't watch　　　 　　　　　　　　　　　　　　　 D. wouldn't have watched