31. —What’s he doing? _____ he _____ the window?

　　—No, he is closing the window.

　　A. Is, opening B. Does, open C. Can , open D. Is, opens

　　32. This cake is very delicious. May I have ____ one?

　　A. other B. the other C. another D. others

　　33. My job is to feed pigs, but I think it’s ____ than others.

　　A. an interesting work B. a very interesting work

　　C. a much more interesting work D. a more interesting job

　　34. Betty’s mother is ill. She ____ stay at home and look after her.

　　A. have to B. could C. must D. has to

　　35. September comes______ October.

　　A. after B. before C. beside D. behind

　　36. Listen! I hear someone _____ outside.

　　A. to laugh B. laugh C. laughing D. to laughing

　　37. My mother _____ a new shirt for me tomorrow.

　　A. buys B. is buying C. is buy D. is going to buy

　　38. ____ you speak English, _____ your spoken English will be.

　　A. The more, better B. More, the better

　　C. More, better D. The more , the better

　　39. The two girls are shopping. And there’s ____ girl. She’s reading under a tree.

　　A. three B. the three C. a third D. third

　　40. He _____ right. But I can’t agree with him.

　　A. maybe B. may be C. can’t D. may