30. ? Hi, Kate. You look tired. What’s the matter?

       ? I        well last night.

       A. didn’t sleep              B. don’t sleep        C. haven’t sleep            D.won’t aleep

29. Don’t        the radio . The baby is sleeping.

       A. turn off                    B. turn on                     C. turn over                  D. turn down

28. Jim        his clothes if he is free next Saturday.

       A. wash                        B. washed                     C. will wash          D. has washed

27. Mother told Tom           on the wall.

       A. don’t draw        B. didn’t draw              C. not draw                  D. not to draw

26.   ? Mum, must I finish my homework now?                 ? No, you        .

       A. needn’t                    B. mustn’t                    C. can’t                        D. may not

25. My cousin is very busy with his work.He has        time to read newspapers.

       A. few                         B. little                        C. a little               D. a few

24.   ? Would you mind        for me for a while?  ? Of course not.

       A. wait                         B. to wait                     C. waiting                    D. wait  

23.   The air in Beijing is getting much        now than a few years ago.

       A. clean                       B. cleaner                     C. the cleanest        D. cleanest   

22.     ? Would you like to go to the concert with me?

? I’d love to,        I can’t. I have a lot of homework to do.

A. but                          B. or                            C. so                            D. and

21.     ? It’s nine o’clock now. I must go.

? It’s raining outside. Don’t leave        it stops.

A. when                       B. since                        C. while                       D. until