31.　The　telephone　_______,　but　by　the　time　I　got　indoors,　it　stopped. (2008 四川卷)

　 　A.　had　rung　　　　B.　was　ringing　　　C.　rings　　　　D.　has　rung

30. They ____ two free tickets to Canada, otherwise they’d never have been able to afford to go. (2007年山东卷)

　 A.　 had got　 B. got　 C. have got　 D. get

29. I _____ there little more than a week when I set to work with the scientist. (2007年陕西卷)

　 A. would be　 B. have been　 C. had been　 D. will be

28.　 They became friends again that day. Until then, they ____ to each other for nearly two years. (2007年安徽卷)

　 A. didn't speak　 B. hadn't spoken　 C. haven't spoken　 D. haven't been speaking

27. –Has your father returned from Africa yet? (2007年辽宁卷)

　 --Yes, but he _____ here for only three days beofore his co mpany sent him to Australia.

　 A. was　 B. has been　 C. will be　 D. would be

26.　 –Have you handed in your schoolwork yet? (2007年辽宁卷)

　 --Yes, I have. I guess it _____ now.

　 A. has graded　 B. is graded　 C. is being graded　 D. is grading

25. –Did you see a man in black pass by just now? (2007年四川卷)

　 --No, sir. I ____ a newspaper.

　 A. read　 B. was reading　 C. would read　 D. am reading

24.　 When you get the paper back, pay special attention to what _____. (2007年四川卷)

A. have marked　 B. have been marked　 C. had marked　 D. had been marked

23. –Ouch! You hurt me.

　 --I am sorry. But I ____ any harm. I _____ to drive a rat out. (2007年江西卷)

　 A. didn't mean; tried　 B. don't mean; am trying

C. haven't meant; tried D. didn't mean; was trying

22. –I have got a headache. (2007年江西卷)

　 --No wonder. You ____ in front of that computer too long.

　 A. work　 B. are working　 C. have been working　 D. worked