35.-May I go and play with Dick this afternoon,Mum?　

-No,you can’t go out 　　　　your work is being done.　

A.before　　　　　 B.until　　　　　　 C.as　　　 　　　　　D.the moment

34.The famous writer’s play,　　　 　in one of my books,was published in 1963.　

A.to mention　　　 B.mentioned　　　　 C.to be mentioning　　 D.mentioning

33.　　　 ,follow the directions on the bottle carefully.　

A.To take medicine　　　　　　　　　　 B.When one takes medicine　

C.When taking medicine　　　　　　　　 D.Takes medicine

32.-Did Jim come?　

-I don’t know.He 　　　　while I was out.　

A.might have come　　　　　　　　　　 B.has come

C.must have come　　　　　　　 　　　　D.should have come

31.-Have the letters arrived?　

-No,　　　 　for the postman to come.　

A.I’m waiting　　 B.I’ll wait　　　　 C.I waited　　　　　 D.I’ve been waited　

30.-What happened to the saleswoman?　

-We don’t know.She 　　　　around here these days.　

A.hasn’t seen　　 B.didn’t see　　　　 C.hasn’t been seen　 D.hasn’t been seeing　

29.Steven has a lot of work to 　　　　in the office since he was away for quite a few days.　

A.take up　　　 　　B.make up　　　　　 C.work out　　　　　 D.carry out