30. -- Do you know where David is? I couldn’t find him anywhere.

　　　 --Well. He _________ have gone far , as his coat is still here.

　　　 A. shouldn’t　　 B. mustn’t　　　 C. can’t　　　　 D. wouldn’t

29. __________ you are free, why not come and help?

　　　　　 A. That　　　　　 B. Even if　　　　 C. As if　　　　　　 D. Now that

28. Is it in this club ______ you used to spend your weekends?

　　　 A. where　　　　 B. when　　　 　　　C. that　　　　 D .which

27. We were anxious about you. You _____home without _____ us.

　　　 A. shouldn’t leave; tell　　　　　 B. mustn’t leave; telling

　　　 C. shouldn’t have left; telling　　 D. can’t have left; telling

26. He _______ the importance to master a foreign language in our work .

　　　 A. pointed out　　 B. work out　　 C. pointed to　　 D. turned to

25. ---_____ it be Li Ping who broke the glass?

　　　 --- No. It ______ be Wu Dong who did it.

　　　 A. Can , must　 　B. Must , Can　　 C. Must , Must　　 D. May , need

24. Mr Li doesn’t _____.

　　　 A. allow us to smoke　　 B. permit our smoking

　　　 C. allow us smoking　　 D. permit us to smoking

23. The news ________ we will have an outing next Sunday surprises

　　　 everybody.

　　　　　 A. which　　　 B. /　　　　 C. as　　　　 D. that

22. We all attended the meeting yesterday, but she didn’t _________.

　　　 A. turn down　　　　 B. turn up　　　　 C. turn around　　　　 D. turn in　　

21. -- Do you mind if I open the window?

　　　 ________. I feel a bit cold.

　　　 A. Of course not　　　 B. I’d rather you didn’t

　　　 C. Go ahead　　　　 D. I don’t mind