29. --- ______ Betty this morning?

　　 --- Not yet, but she is sure to be here before noon.

　　 A. Have you seen　 B. Will you see　 C. Do you see D. Did you see?

28. --- Is Tom still smoking?

　　 --- No. By next Saturday he ______ for a whole month without smoking a single cigarette.

　　 A. will be　 B. will have gone　 C. will have been D. has been going

27. I want to buy that kind of cloth because I ______ the cloth ______ well.

　 　A. have told; washes　 　C. was told; washed B. have been told; washes　 D. have been told; is washed

26. --- Remember the first time we met, Jim?

　　 --- Of course I do. You ______ in the library.

　　 A. were reading　　 B. had read　　　 C. have read　　　　　 D. read

25. The vegetables didn’t taste very good. They ______ too long.

　　 A. had been cooked　 B. were cooked　 C. have cooked　 D. cooked

24. I used to drink a lot of tea but these days I ______ coffee.

　　 A. prefer　 B. preferred　 C. had preferred D. am preferring

23. The train ______ at the present speed until it reaches the foot of the mountain at about nine o’clock tonight.

　　 A. went　　　　 B. is going　　　　 C. goes　　　 D. will be going

22. The plane ______ at 7:00 pm, so I have to be at the airport by 6:40 at the latest.

　　 A. has left B. would leave　 C. will have left D. leaves

21. --- Did he notice you enter the room?

　　 --- I don’t think so. He ______ to the radio with his eyes shut.

　　 A. listened　 B. was listening　 C. has listened　 D. had listened

20. --- What do you think of this kind of TV set, which ______ in Shanghai?

　　 --- Well, I don’t care about such things.

　　 A. was made B. is made　 C. has been made　 D. had been made