英语语法难点精析（一）

to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke.
(11)动词原形表示虚拟
动词原形直接用在句子中也被看作是一种虚拟，最常见于正式文体中，动词原形一般用在条件从句中，有时倒装置于句首，同时这种用法也常见于独立句中表达愿望。
God bless you!
All magnets behave the same, be they large or small.
She’ll be sixteen years odd, com May.(come May =when May come).
If that be so, we shall take action at once. 
强化训练：虚拟语气
1．Were it not for the snowy weather, we         all right.
A. would be     B. would have been     C. were     D. may be    
2. more careful, his ship would not have sunk.
A. If the captain were       B. Had the captain been
C. Should the captain be     D. If the captain would have been
3. If he         me tomorrow, I would let him know.
A. should call     B. should not have been able
C. were not able     D. are not able
4. If you asked your father you         permission.
A. may get     B. might get     C. should have called     D. maybe get
5.         today, he would get there by Friday.
A. Would he leave     B. Was he leaving     C. Were he to leave     D. If he leaves
6. ______I you, I would go with him to the party.
A. Was     B. Had been     C. Will be     D. Were
7.The millions of calculations involved, had they been done by hand, ______all practical value by the time they were finished.
A. could lose       B. would have lost       C. might lose     D. ought to have lost
8. Had Paul received six more votes in the last election, he       our chairman now.
A. must have been     B. would have been     C. were       D. would be
9. If you         Jerry Brown until recently, you’d think the photograph on the right was strange.
A. shouldn’t contact     B. didn’t contact     C. weren’t to contact     D. hadn’t contacted
10.       he   English examination I would have gone to the concert last Sunday
A. In spite of       B. But for       C. Because of       D. As for
11. Look at the terrible situation I am in! If only I         your advice
A. follow     B. would follow     C. had followed     D. have followed
12. Had Paul received six more votes in the last election, he         our chairman now.
A. must have been     B. would have been     C. were     D. hadn’t contacted
13. If the horse won today, it         thirty races in five years.
A. would have won     B. won     C. must have won     D. did have won
14. There is a real possibility that these animals could be frightened, _______a sudden loud   noise.
A. being there     B. should there be       C. there was     D. there having been  
15. The board deemed it urgent that these files         right away.
A. had to be printed       B. should have been printed
C. must be printed         D. should be printed
16. Jean Wagner’s most enduring contribution to the study of Afro-American poetry is his
insistence that it       in a religious, as well as worldly, frame of reference.
A. is to be analyzed     B. has been analyzed    
C. be analyzed         D. should have been analyzed
17. I would have gone to visit him in the hospital had it been at all possible, but I ______          
fully occupied the whole of last week.
A. were     B. had been     C. have been     D. was
18. I apologize if I         you, but I assure you it was unintentional.
A. offend     B. had offended     C. should have offended     D. might have offended
19. If you hadn’t taken such a long time to get dressed, we’d         there by now.
A. be     B. circles     C. is circling     D. be circling
20. The sun rises in the east and sets in the west, so it seems as if the sun ________round the earth.
A. were circling     B. circles     C. is circling     D. be circling
21. I wish that I ______ with you last night.
A. went     B. have gone     C. could go     D. could have gone    
22. I wish I         with her.
A. would be     B. am     C. was     D. were
23. I wish that I         the concert last night.
A. could     B. have attended     C. could have attended     D. attended
24. The picture exhibition bored me to death. I wish I         to it.
A. had not gone     B. have not gone     C. did not go     D. can not have gone
25. “I wish you         me to put these things away,” he said.
A. will help     B. help     C. are helping     D. would help
26. If the Watergate Incident         Nixon would not have resigned from the presidency.
A. did not occur     B. had not occurred     C. was not occurring     D. be circling
27. I hadn’t expected James to apologize but I had hoped         .
A. him calling me   B. that he would call me     C. him to call me     D. that he call me
28. George would certainly have attended the proceedings           .
A. if he didn’t get a flat tire         B. if the flat tire hadn’t happened
C. had he not had a flat tire         D. had the tire not flattened itself
29. The teacher suggested that her students         experiences with ESP.
A. write a composition on their             B. to write composition about the
C. wrote some compositions of his or her     D. had written any compositions for his
30. He speaks Chinese as fluently as if he ______a Chinese.
A. were     B. had been     C. is     D. has been
31. As usual, he put on a show as though his trip         a great success.
A. had been     B. has been       C. were     D. was
32. Looking round the town, he felt as though he         away for ages.
A. has been     B. was     C. is     D. had been
33. John is so strongly built that he looks as if he         as elephant.
A. lifts     B. is lifting     C. lifted     D. could lift
34. He described the town as if he         it himself.
A. had seen     B. has seen     C. saw     D. sees
35. At that thought he shook himself, as though he         from an evil dream.
A. woke     B. wakes     C. would wake     D. had woke
36. Most insurance agents would rather you         anything about collecting claims until  
they investigate the situation.
A. do     B. don’t     C. didn’t     D. didn’t do
37. Although most adopted persons want the right to know who their natural parents are, some who have found them wish that they

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