32. ----Let's go to the country tomorrow.

---- All right, if it ____ rain tomorrow.

　　　 A. doesn't　 B. won't　 C. isn't　 D. wouldn't　

31. ---Will you go to the cinema with us tonight?

--- I don't think so.　 I'm ____ tired to go.

　　　 A. enough　 B. too　 C. very　 D. so　

30. It began ___ when I got home.　

A. rain　 B. rains　 C. to rain　 D. to raining

29. Don't put the radio ___ the TV set.　

A. at top of　 B. on top of　 C. in top of　 D. over top of　

28. Do you know___ ?

A. why she won't come to see us　 B. why will she not come to see us

　　 C. why she not come to see us　　 D. why won't she come to see us　

27. She said that she ___ such a tall tree.

　 A. has never seen　 B. never　 saw　 C. never had seen　 D. had never seen

26. He ___ here in two hour.　　

　A. will come　 B. is coming　 C. has come　 D. comes

25. Do you know what ___ this time yesterday?

　　　 A. they were doing　 B. were they doing　 C. they are doing　 D. are they doing

24. --- You must be here at six tomorrow morning.

　--- Sorry, I ____ be here so early.

　　　 A. need　　 B. may　　 C. mustn't　　 D. can't　

23. Here is a letter for you. It____ be from your friend.

　A. must　 B. can　 C. will　 D. shall