29.　 It is nt socially ____________ for parents to leave children unattended at that age.　

A. accessible 　　　　　　B. acceptable　　　　　　

C. adaptable 　　　　　　D. adorable

28.　 AIDS control and prevention is a　　 to China as well as the whole world.

A. surprise　　　　　　　　　　 B. reaction　　　　　 C. challenge　 　 D. threat

27. My morning ______ includes jogging in the park and reading newspapers over breakfast.

A. drill　　　　　　　　　　 B. routine　　　 C.　 regulation　　　 　　　　　 D. action

26.　 -Could you tell me the way to ____ Johnsons, please? -Sorry, we don’t have ____ Johnson here in the village.

A. the; a　　　　　　　　 B. the; the　 C.　 /; the　　　　　　　 D.　 the; /

25.　 Surely it doesn’matter where the student associations get their money from; what 　　　is what they do with it.　

A. counts　　　　　　　 B. applies　　　　　　 　 C. stresses　　　　　　　　　　 　 D. functions

24. At minus 130℃, a living cell can be ______ for a thousand years.

A. spared　　　　　　　 B. protected　　　　　　　　 C. preserved　　　　　 D.　 developed

23. The teacher _____have thought Johnson was worth it or she wouldn't have wasted time on him, I suppose.

A. should　　　 　　B. can　　　　 　C. would　　　　 　D.　 must

22.　 -Ouch! You hurt me!　

-I am sorry.　 But I　　 any harm. I　　 to drive a rat out.

A. didn’t mean; tried　　 　B. didn’t mean; wes trying　

C. haven’t meant; tried　 　D. don’t mean; am trying

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，并在答题卡上将该项涂黑。

21. With the help of high technology, more and more new substances ______ in the past years.　

A. discovered　　　　　　　 B. have discovered　　　　　

C. had been discovered　 D. have been discovered