30. The radio is making too much noise, would you please ________?
A. turn down it B. turn it down C. turn up it D. turn it up
29. _________ is that river? About 3,000 kilometres long.
A. How deep B. How big C. How long D. How wide
28.----What’s one third and a half, do you know? ----Yes, it’s ________.
A. one fifth B. two fifths C. six fifths D. five sixths
27. ______ tourists come to visit Zibo every year.
A. Thousands B. One thousand of C. Thousands of D. Two thousands
26. The teacher ____ be in the office because the light is off.
A. can’t B. must C. could D. must
25. By the time he_____, the teacher______.
A. came, went B. had come, went C. came, had gone D. comes, will go
24. I don’t know what happened ______ the old man yesterday.
A. for B. on C. to D. with
23. There _____ a football game in our school next week.
A. has B. is going to be C. have D. is going to have
22. -_____ paper is really easy.
- I agree. But it’s hard ____ riding in cars.
A. Recycling, to stop B. Recycle, to stop C. Recycling, stop D. Recycle, stop
从每小题A、B、C、D中选出一个能填入句中空白处的最佳答案。
21. Who _____ this dictionary belong to?
A. does B. is C. has D. was