32. The place _______ the bridge is supposed to be built should be________the cross-river traffic is the heaviest.

A. which; where　　　　　　　　　　　　 B. at which; which

C. at which; where　　　　　　　　　　　 D. which; in which

31. ---- The woman biologist stayed in Africa studying wild animals for 13 years before she returned.

---- Oh, dear! She _______ a lot of difficulties!

A. may go through　　　　　　　　　　　 B. might go through

C. ought to have gone through　　　　　　 D. must have gone through

30. In our childhood, we were often _______ by Grandma to pay attention to our table manners.

A. demanded　　　　 B. reminded　　　　 C. allowed　　　　　　 D. hoped

29.They _______ on the program for almost one week before I joined them, and now we________

it as no good results have come out so far.

A. had been working; are still working　　 B. had worked; were still working

C. have been working; have worked　　　 D. have worked; are still working

28. David has won the first prize in singing; he is still very excited now and feels________ desire to go to bed.

A. the most　　　　 B. more　　　　　　 C. worse　　　　　　 D. the least

27. ________ in the mountains for a week, the two students were finally saved by the local police

A. Having lost　　　 B. Lost　　　　　　 C. Being lost　　　　 D. Losing

26. I'm moving to the countryside because the air there is much fresher than________ in the city.

A. ones　　　　　　 B. one　　　　　　　 C. that　　　　　　　 D. those

25.---- Is Bob still performing?

---- I'm afraid not. He is said________ the stage already as he has become an official

A. to have left　　　 B. to leave　　　 C. to have been left　　　 D. to be left

24. ---- How about putting some pictures into the report?

----________A picture is worth a thousand words.

A. No way.　　　　 B. Why not?　　　 C. All right?　　　 D.No matter.

23. Everybody in the village likes Jack because he is good at telling and _________ jokes.

　　 A. turning up 　　　B. putting up　　　 C. making up　　　　 D. showing up