20. People try to avoid public transportation delays by using their own cars, and this ____ creates further problems.

　A. in turn　　　 　 　　B. on contrary　　 　C. in return　　 　 　　　D. by turns

19. It is the test system, _____ the teachers, that is to blame for the heavy burden of middle school students nowadays.

A. other than　　　　　 　 B. or rather　　　　 　 　C. rather than　　　 　 　　　D. more than

18. ______ is our belief that improvements in health care will lead to a stronger, more prosperous economy.

A. As　　　　　 　　B. That　　　　　 　　C. What　　　　　　 D. It

17. It was___he said___disappointed me.

A.what, that　　　　 B.that, that　　　　 C.what, what　　　　 D.that, what

16. I was deeply impressed with the man’s willingness ______.

A. by chance　　 B. to take chance　　 C. to take chances　 D. taking chances

15. --Where did you put my dictionary after using it this morning?

　 --I put it back ______ I took it.

A. at which　　 B. where　　　　 　C. there　　　 　　　D. there where

14. The discussion came to life when someone ______ an interesting topic.

A. came up　　 B. thought out　　 　C. brought up　 　　D. brought about

13. After the new technique was applied to production, the factory has produced ______ over the same period last year.

A. many cars twice as　　　　 　　B. twice as many as cars

C. twice cars as many as　　　 　　D. twice as many cars as

12. -- What does the sign on the wall read?

　 　--“ No person ______ enter it without permission.”

A. will　　　　 B. may　　　 　　C. shall　　　 　　D. must

11. --Excuse me, sir ______

--I’d like a beer and beef steak.

A. what do you want?　　　 　　　B. may I take your order now?

C. this table is reserved.　　 　　　　D. I would like to serve you.