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虚拟语气复习ppt


Grammar
—the Subjunctive Mood

虚 拟 语 气

Q:What’s the difference between the two sentences?
If I am free, I will visit you.
(真实条件句)

If I were a b

ird, I would fly into the sky.

(虚拟条件句)

If I won the lottery now, I would buy an expensive car.

现在事实相反 If he had hurried ,he could have caught the train. 过去事实相反
If I were to go abroad ,I would go to America. 将来事实相反

一、If条件句:

时 间

If 条件句

主 句

过去

现在 将来

一、If条件句:

时 间

If 条件句
had done
would should could might would should could might

主 句
+have done

过去

现在 将来

were /did did / were should do were to do

+ do

would should + do could Might

If you had told me in advance, I _____ him at the airport. A. would meet B. would had met C. would have met D. would have meet

陈述语气与虚拟语气

典型例题

B 1) The volleyball match will be put off if it _____.
A. will rain B. rains D. is rained C. rained

2) You didn’t let me drive. If we ____ B in turn, you ____ so tired.(96 N) A. drove…didn’t get B. had driven…wouldn’t have got C. drove…wouldn’t get D. were driving…wouldn’t get

虚拟语气
If型特例1:错综条件句:
定义:从句与主句的动作发生的时间不同

If they had studied hard, they could do it easily now.
与过去相反

虚拟语气
If型特例2:省略 if 的条件从句:
用法:从句中有 were, had 或 should 时, 省略if ,而把它们放在句首。 1. If I were you, I would not do that. Were I you, I would not do that. 2. If he should fail in the experiment this time, he would try again. Should he failed in the experiment this time, he would try again. 3. If you had not helped me,I should have failed. Had you not helped me, I should have failed.

Had you listened to the doctor, you ________ all right. A. are B. were C. would be D. would have been

二、类似if 型(1)

wish + 宾语从句

现在: 过去: 将来:

过去时 (did/were) 过去完成时 (had done)
would/could/might +V.

? I wish I were a bird. (现在)
? I wish I hadn’t made such a mistake. (过去)

? We wish our parents wouldn’t punish us.
(未来)
If only ,as if/though 与wish用法一样

I wish I _____a were bird.

were I wish every day _____my birthday.

I wish/wished I ____________( hadn’t eaten not eat ) so much watermelon.

虚拟语气 二、类似 if 型(2)

would rather + that (从句) 宁愿……

现在/将来

过去时 过去完成时

过去

I’d rather you went tomorrow (now). 宁愿你明天(现在)去。 I’d rather you hadn’t done that. 宁愿你没这样做。

paid ? I would rather you ________(pay) me now(tomorrow). had gone (go) there ? I would rather you _______ yesterday.

二、类似 if 型(3)

It’s (high) time +that

过去时 (were/did ) Should(不省) +V.

你该走了。

It’s time that you went.

It’s time that you should go.

我们该去
睡觉了。

It’s time that we went to bed.

It’s time that we should go to
bed.

虚拟语气 二、类似 if 型(4)
一些短语其后的句子与if主句用法一致。
but for +n(要不是),
现在/将来 would/could/should/ might +do
+句子

without +n,
otherwise(否则),

in that case,

过去 would/could/should/ might +have done

1. Without sunlight , or water or air , there ___ no life on the earth . A will have B would be C can be D must be 2 But for the snow , we ___ earlier . A will arrive B would have arrived C arrive D arrived

虚拟语气
三、Should +v 型
1.在宾语从句,表语从句,同位语从句,主语从句中。 这种用法的词有: 一个坚持 两个命令 三个建议 四个要求

insist
order, command advise, suggest, propose demand, desire,require, request

其后的宾语从句及以其同根名词引导的主语,表 语,同位语从句中。

虚拟语气
三、Should + V 型
2. It is +adj +that ....
类似用法的词有:necessary,strange,natural,

important, a pity……

It’s necessary that we should have a walk .
It’s natural that she should do so.

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

1. My father did not go to New York; the doctor suggested that he _____ there. A. not went B. won't go C. not go D. not to go

2. Jane’s pale face suggested that he ___ ill . A be B was C should be D is 3.He insists he ______right. A. were B. was C. be D. is

四、情态动词的虚拟
? ? ? ?
过去本来能做但却没做 could have done might have done 过去本可以做但却没做 should/ought to have done 过去本该做但却没做 shouldn’t/oughtn’t to have done 过去本不该做但却做了 本会做但却没做 ? would have done ? wouldn’t have done 本会做但却做了 ? needn’t have done 过去本没必要做但却做了

2. I told Sally how to get here, but perhaps I ______ for her. (N 1994) A. had to write it out B. must have written it out C. should have written it out D. ought to write it out

If 型

。。。 。。。

错综条件句(各自为准)

。。。

Were, had ,should提前,省略if
insist suggest

1. 一个坚持,两个命令, 三个建议,四个要求。

Should +do型
Subjective mood

2. It is(necessary,strange…)+that… 1.过去式 1. wish / if only/as if 2.过去完成

类似if型

3.could/would/might +do 2. Would rather 1.过去式 2.过去完成 Should(不省) + do 3. It is (high) time that… 过去式
4. But for/otherwise/ without/in that case 同 if 主句

情态动词

情态动词+have done

过去本…但却未…

1. 判断是否虚拟 2. 判断虚拟类型 3. 判断虚拟时间

脚踏实地 迎接高考

虚拟语气
Exercises

1. Alan ___ the party if he had gone to London. A. would have missed B. had missed C. would miss D. missed

虚拟语气
Exercises

2. If I knew you were coming, I ___ you at the airport. A. had met B. met C. would meet D. would have met

虚拟语气
Exercises

3. If only I ___ to my parents! (But I didn’t.) A. listened B. had listened C. should listen D. would listen

虚拟语气
Exercises

4. Tom suggested that Ann ___ the house. A. sell B. sold C. shall sell D. would sell

虚拟语气
Exercises

5. I wish this bus ___ to the university. A. go B. went C. has gone D. had gone

虚拟语气
Exercises

6. Simon looks as though he never ___ a square meal(吃得 饱), though his parents feed him very well. A. get B. getting C. got D. should get

虚拟语气
Exercises

7. He is talking so much about America as if he ___ there.
A. had been C. was B. were D. been

虚拟语气
Exercises

8. I ___ you some money, but I hadn’t got any then. A. would lend B. would have lent C. could lend D. may have lent

虚拟语气
Exercises

9. – Have you ever been to Beijing? -- No, but I wish I ___.
A. have C. do B. will D. had

虚拟语气
Exercises

10. I don’t think it is the right time that you __.
A. will go C. go B. went D. must go

虚拟语气
Exercises

11. When a pencil is partly in a glass of water, it looks as if it ____. A. breaks B. has broken C. were broken D. had been broken

虚拟语气
Exercises

12.We are in favor of your proposal that the meeting ______. A. should be put off B. was put off C. should put off D. is to put off

虚拟语气
Exercises

13. --- I stayed at a hotel while in New York. --- Oh, did you? You______ with Barbara. (N 1998)
A. could have stayed C. would stay B. could stay

D. must have stayed


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