Grammar and usage(2): Unreal conditions优秀公开课教案

高二语法练习if条件句及虚拟语气

一、单项选择

1. If I _____ where he lived, I _____ a note to him.

A. know, would have sent

B. had known, would have sent

C. know, would send

D. knew, would have sent

2. Mary is ill today. If she _____, she _____ absent from school.

A. were not ill; wouldn’t be

B. had been ill; wouldn’t have been

16. — Can I stay at home tomorrow?

—Yes, you can if it_____.

A. will snow

B. is going to snow

C. snows

D. snowed

17. I don’t know if he _____ this afternoon. But if he _____, I will tell you.

A. will come; will do;

B. comes; will do

C. will come; does

D. comes; does

18. —I thought I asked you to fix the radio.

—Oh, I’m sorry. I _____ it right away.

A. am to do

B. will do

C. was about to do

D. am going to do

19. The WTO can’t live up to its name _____ it does not include a country that is home to one fifth of

C. had been ill; should have been

D. hadn’t been ill; could be

3. He acted as if he _____ everything in the world.

A. knew

B. knows

C. has known

D. won't know

4. If you had enough money, what _____?

A. will you buy

B. would you buy

C. would you have bought

D. will you have bought

5. If Mr. Young _____ with justice, he _____ such a wrong thing.

A. were treated; wouldn’t do

B. had been treated; wouldn’t have done

C. were treated; wouldn’t have done

D. had been treated; wouldn’t do

6. What _____ if there _____ no light during the day?

A. will happen; was

B. would happen; is

C. happens; were

D. would happen; were

7. The spokesman acted that way as if he _____ anything about the accident but actually he did.

A. doesn’t hear

B. didn’t hear

C. haven’t heard

D. hadn’t heard

8. If it ____ not for the fact that you ____ ill now, I would surely punish you.

A. is; are

B. were; were

C. were; are

D. was; were

9. Many Chinese movie stars now have given up their Chinese nationality. If I were them,

I _____ that.

A. shouldn’t do

B. didn’t do

C. hadn’t done

D. won’t do

10. I want to get back by 5 o’clock if _____.

A. likely

B. can

C. possible

D. probable

11. It seems as if it _____ already summer now but it is only February.

A. is

B. was

C. were

D. had been

12. If Henry had not pulled his cap low over his brow, he _____ by the police.

A. might be recognized

B. might have been recognized

C. would have recognized

D. was to have been recognized

13. There is a ring at the door. That _____ be the postman, I suppose.

A. will

B. would

C. is going to

D. was going to

14. Look at the dark clouds—there _____ be a storm.

A. will

B. must have been

C. is going to

D. would

15. —Why are you taking the pictures down?

—I _____ the wall.

A. paint

B. have just painted

C. am going to paint

D. will have painted

mankind.

A. as long as

B. whether

C. if

D. even though

20. Ask him to ring me up if you _____ him.

A. see

B. saw

C. would see

D. will see

21. It’s so late. I don’t think he ______ come.

A. would

B. should

C. is going to

D. shall

22. If people _____ polluting the air, animals and plants will die soon.

A. don’t stop

B. didn’t stop

C. shall not stop

D. haven’t stopped

23. If you _____ an interesting day out, ______ the Science Museum.

A. want; visiting

B. want; visit

C. want to; visit

24. If the pure water is heated to 100 centigrade degrees, it ______ boil.

A. is going to

B. will

C. would

D. is to

25. Is a dictionary available, _____ so, where?

A. if

B. if is

C. and if

D. and if is

二、翻译句子

26. 要是我哥哥在这儿，一切都没问题了。

27. 如果下雨，庄稼就得救了。

28. 如果你昨天早点来，你就碰见他了。

29. 他那样对待我，好像我是他儿子似的。

30. 他们谈话的样子好像是多年的朋友一样。

31. 我想今天下午不会下雨。

32. 你下星期把车借给我行吗？

33. 发生的事我谁也不告诉。

34. 我们不准备在那里多呆。

35. 我难受极了，我想我要生病了。

D. wanting; visit