21. If it ___ rain, we ___ get wet.

　　A. is to, should B. were to, would C. were going to, would D. was going to, should

　　22. If he ___ to the teacher attentively, he ___ the answer to the problem now.

　　A. had listened, would have known B. listened, would know

　　C. listened, would have known D. had listened, would know

　　23. But for the party, he ___ of hunger 30 years ago.

　　A. would have died B. would die C. must have died D. must die

　　24. ___ today, he would got there for holiday.

　　A. Was he leaving B. Were he to leave C. Would he leave D. If he leaves

　　25. I would have come earlier, but I ___ that you were waiting for me.

　　A. didn’t know B. hadn’t know C. would have known D. haven’t known

　　26. It’s high time that we ___ to school.

　　A. would to B. went C. go D. will go

　　27. It seems as if it ___ rain.

　　A. will B. is going to C. is to D. were going to

　　28. I’d rather you ___ right away.

　　A. leave B. left C. will leave D. to leave

　　29. He is working hard for fear that he ___.

　　A. fails B. failed C. would fail D. fail

　　30. It is really strange that the girl ___ so early.

　　A. has been married B. has married C. be married D. would marry

　　31. Supposing I ___ this gift, what would he say?

　　A. accept B. accepted C. should accept D. would accept

　　32. The teacher agreed to the suggestion that the students ___ two weeks to prepare for the exam.

　　A. give B. should give C. be given D. would be given

　　33. I was busy yesterday, otherwise I ___ your birthday party.

　　A. attended B. had attended C. would attend D. would have attended

　　34. He insisted that he ___ me before.

　　A. see B. should see C. had seen D. saw

　　35. The two strangers talked as if they ___ friends for years.

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

　　36. We ___ our lives had it not been for the policeman.

　　A. would have lost B. should lose C. might lose D. could have lost

　　37. ---- I thought you would come back tomorrow.

　　---- I would if I ___ to attend a meeting.

　　A. don’t have B. didn’t have C. will not have D. would not have

　　38. He wishes ___ mistakes.

　　A. he doesn’t always make B. he isn’t always making C. he didn’t always make

　　D. he wouldn’t always making

　　39. It ___ very nice if only it were possible.

　　A. will be B. would be C. is D. were

　　40. Without your help, our team ___ the last match.

　　A. won’t win B. will lose C. wouldn’t have won D. can’t win