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虚拟语气答案 1-5 DAAAB 6-10 CCACD 11-15 BBCDA 16-20 BBAAC 21-25 BCCBD 26-30 BABDC. Unit 18 阅读答案 D: DBAC E: CACCB. Grammar. 表示推测 —— 情态动词的重要用法. 情态动词. 对将来 对现在 对过去. 肯定的推测 可能的推测 否定的推测 疑问的推测. + V. + V . + have done 常见 must be + be doing.

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虚拟语气答案

1-5 DAAAB

6-10 CCACD

11-15 BBCDA

16-20 BBAAC

21-25 BCCBD

26-30 BABDC

Unit 18 阅读答案

D: DBAC

E: CACCB



表示推测——情态动词的重要用法.

情态动词

对将来对现在对过去

肯定的推测

可能的推测

否定的推测

疑问的推测

+ V.+ V. + have done

常见must be + be doing

must

+ V. + V. + have done

+ be doing

可以用not表示“可能不”

may, might

+V. + V. + have done

+ be doing

can’t,

couldn’t

+ V. + V. + have done

+ be doing

can, could


情态动词的猜测语气:

1.表示对当前行为、状态、情况的推测用:

must/ can/could/may / might / + do/be

  • 4. I’m afraid Mr. Harding _________see you now. He’s busy.

  • can’t B. mustn’t C. shouldn’t D .needn’t

  • 5. ---Good morning. I've got an appointment with Miss Smith in the Personnel Department.

  • --Ah, good morning. You be Mrs. Peters.

  • A. might B. must C. would D. can

  • 6. “You ____ have a wrong number,” she said. “There’s no one of that name here.”

  • need B. can C. must D. would


16. Some people who don’t like to talk much are not necessarily shy;theyjust be quiet people.

A. must B. may C. should D. would

18. — It’s the office! So you know eating is not allowed here.

— Oh, sorry.

A. must B. will C. may D. need

  • 22.—Hi, Tom. Any idea where Jane is?

  • —She _____ in the classroom. I saw her there just now.

  • shall be   B. should have been

  • C. must be      D. might have been

2.表示对此时此刻正在进行的动作的推测用:

must / may / might / could + be doing


情态动词的猜测语气:

3.表示对过去发生事情的推测用:

must/may/might/could + have done / been

  • 1. Jack described his father, who _______a brave boy many years ago, as a strong–willed man

  • would be B. would have been

  • C. must be D. must have been

  • 20. It_____ have been Tom that parked the car here, as he is the only one with a car.

  • may B. can C. must D. should

  • 23.He did not regret saying what he did but felt that he it differently.

  • A. could express B. would express

  • C. could have expressed D. must have expressed


Wish虚拟语句

现在:

将来: wish + 主语+

过去:

did / were

would/could/might+do

had done

  • 28. How I wish every family ______ a large house with a beautiful garden!

  • has B. had C. will have D. had had

  • 34. She wishes that we _________(not send) her the candy yesterday because she’s on a diet.

  • 35. I wish you ______(will) stay here longer.

hadn’t sent

would


表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。 一般用于肯定句,可指人的直觉或个人看法。

do

Should +

对过去该做的事情没有做(表示遗憾的心情)

have done

本应该做…(却没有做)

Shouldn’t have done

本不应该做…(却做了)

  • 2. I_______ have watched that movie —it’ll give me horrible dreams.

  • shouldn’t B. needn’t C. couldn’t

  • D. mustn’t

  • 19. What do you mean, there are only ten tickets? There be twelve.

  • A. should B. would C. will D. shall


  • 3表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。. Mark have hurried. After driving at top speed, he arrived half an hour early.

  • needn’t B. wouldn’t C. mustn’t

  • D. couldn’t

  • 7. ---Sorry, Professor Smith. I didn't finish the assignment yesterday.

  • ---Oh, you have done it as yesterday was the deadline.

  • A. must B. mustn't C. should D. shouldn't


真实条件句表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。: 一定条件下可能发生/

普遍道理

虚拟条件句: 永远不可能发生或者可

能性不大.

是一种假设,愿望,建议

Zero conditional: 零条件从句,客观事实,有先后次序

If I drink coffee, I can’t go to sleep

If 条件句

First conditional:真实从句, 条件有可能实现

If you study hard, you will succeed one day.


If sentence structure if
If Sentence Structure 表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。‘If’虚拟条件句的结构

  • IF虚拟条件句分为三类.a. 表示与现在事实相反的假设.b. 表示与过去事实相反的假设.c. 表示与将来事实相反的假设.


Conclusion表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。

If 从句的谓语

形式

主句的谓语形式

If 条件从句

did / were

would/could/

should/might

现在

+ do

would/could/

should/might

+ have done

过去

had done

would/could/

should/might

1.did / were

2.should+do

3.were to do

+ do

未来


  • 9表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。. If he my advice, he wouldn't have lost his job.

  • followed B. should follow

  • C. had followed D. would follow

  • 10. John went to the hospital alone. If he me about it, I would have gone with him.

  • A. should tell B. tells C. told D. had told

  • 12.If we ___ the other road, we might have arrived here in time for the meeting.

  • A. take B. had taken C. took D. have taken

  • 21. This printer is of good quality. If it _______ break down within the first year, we would repair it at our expense.

  • would B. should C. could D. might


24表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。. It is hard for me to imagine what I would be doing today if I ______ in love, at the age of seven, with the Melinda Cox Library in my hometown.

A. wouldn't have fallen B. had not fallen

C. should fall D. were to fall

31. If I _______(have) a bike now, I would have lent it to you yesterday.

32. I am very sorry if I ____________(do) anything wrong to you, but I am sure that it was unintentional.

had

had done


条件从句种的谓语部分有表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。had,were,should的时候,可以省略if,并将had,were,should提前。

Should you make a mistake , you should not be embarrassed .

Had it not been for his help, I wouldn’t have succeed.

Were you to take the train , you would be there much sooner.

15. Had I known about this computer program, a huge amount of time and energy .

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

33. _______ he _______ start out today, he would get there by Thursday.

Were to


错综时间条件句表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。

当从句与主句的动作发生的时间不一致时, 动词的形式要根据它所表示的时间作出相应的变化.

had studied hard

1.If you ___ ________________(study hard) before,

you_______________(be) a college student now.

would be

  • 14.(北京) ---- The weather has been very hot and dry .

  • ----- Yes. If it had rained even a drop, things would be much better now ! And my vegetables ____.

  • wouldn't dieB. didn't dieC. hadn't die

  • D. wouldn't have died

  • 8.(安徽) Bob would have helped us yesterday, but he ____ .

  • was busyB. is busyC. had been busy

  • D. will be busy


表示表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。要求,命令,建议的虚拟语气。

  • 宾语从句。常见动词:

  • 一个坚持:insist 两个命令:order, command

  • 三个建议:advise, suggest, propose

  • 四个要求:demand , require, request, desire

这些动词后面的宾语从句要使用虚拟语气用法。即从句中的动词 使用should + 动词原形或者将should省略。

  • 13. Mr. Johnson insisted that the problem worthy of attention ________ (讨论) at the meeting.

  • discussed B. should discuss C. be discussed

  • D.discussing

  • 27. Teachers recommend parents _____ their

  • children under 12 to ride bicycles to school for

  • safety. A. not allow B. do not allow

  • C. mustn't allow D. couldn't allow


现在:表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。

过去:

未来:

did / were

2. would rather that --

had done

did / were

  • I would rather you camenow.

  • I would rather you had comeyesterday.

  • Don’t come. I would rather you came tomorrow.

11. George is going to talk about the geography of his country, but I’d rather he_______ more on its culture.

A. focus B. focused C. would focus D. had focused


现在:表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。

过去:

did / were

3. as if /though +

had done

  • She loves the baby as if itwereher own son.

  • I remember the whole thing as if ithad happenedyesterday.

  • 29. Eliza remembers everything exactly as if it ______ yesterday.

  • was happening B. happens C. has happened

  • D. happened


4表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。

主语从句中的虚拟语气

在句型 “It is important (necessary, strange, natural) that .... ” 中,that 后面的从句中的谓语动词用: should + 动词原形

  • 我们有必要出去散散步。

  • 她这样做是很自然的。

    重要的是我们要照顾好病人。

It’s necessary that we should have a walk now.

It’s natural that she should do so.

It’s important that we should take good care of the patient.

  • 26. It is necessary that a college student ______ at least a foreign language.

  • masters B. should master C. mastered

  • D. will master


虚拟语气表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。几个特例

现在:

过去:

did / were

If only she didn’t drive so fast.

5.if only若是...那该多好啊; 真希望...; 只要, 只要...就好

had done

If only I had arrived in time!

  • 30. Look at the trouble I am in! If only I ______ your advice.

  • followed B. would follow C. had followed

  • D. should follow

6.It’s (high/right) time that…

that 从句要用虚拟语气:过去时或should + do

It’s time that you left here.

It is time that you should leave here.


虚拟语气表示对过去、现在或将来情况的某种推测,可译为“可能、照说应该”。几个特例

7.一些介词短语, 如:but for(要不是), without,

otherwise(否则), 等表示含蓄的条件,这时主句要用虚

语气

Without your help, we would not have made such rapid progress.

  • 17. But for the help of my English teacher, I the first prize in the English Writing Competition.

  • would not win B. would not have won

  • C. would win D. would have won

  • 25. He hesitated for a moment before kicking the ball, otherwise he ______ a goal.

  • had scored B. scored C. would score

  • D. would have scored


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