33. It was not ______ she took off her dark glasses ______ I realized she was a famous film star.

　 A. until; when　　　　 B. when; that　　　　 C. when; then　　　　 D. until; that

32. ______ the wealth of the country increases, more and more waste is being produced.

　 A. With　　　　　　　　　 B. As　　　　　　　　　　 C. Though　　　　　　 D. If

31. Only when the foreign sportsmen came to Beijing ______ the air quality here was much better than they had expected.

　 A. they found　　　　　 B. they find　　　　　 C. did they find　　　 D. they will find

30. You can never imagine ______ so many volunteers took in helping to hold the Beijing Olympic Games.

　 A. the part　　　　　　　 B. part　　　　　　　　　 C. parts　　　　　　　　 D. a role

29. There are so many letters here and it is difficult for him to ______.

　 A. hold them out　　　 B. work them out　 C. come them out　 D. sort them out

28. Recently I have bought a second-hand car, ______ is very reasonable.

　 A. which price　 　 　　　　　　　　　　　　 B. the price of which

　 C. and the price of which　　　　　　　 D. its price

27. Old Smith has lived in the neighborhood for many years, so he is ______ with the people here.

　 A. curious　　　　　　　 B. particular　　　　　 C. similar　　　　　　　　　　 D. familiar

26. -Look at my new tie, please! What do you think of it?

-______, it doesn’t match your suit.

A. What’s more　　　　　　　 B. To be honest 　　 C. On the other hand　　 D. in other words

25. -What’s the noise?

　 -Oh, I forgot to tell you. The new machine ______.

　 A. is being tested　　 B. will be tested　　 C. has been tested　 D. was tested

24. My elder sister always keeps candles in her bedroom ______ she can study if there is a power failure.

　 A. even if　　　　　　　　 B. in case　　　　　　　　　　 C. so that　　　　　　　 D. as if