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( · ). Grammar and usage Unit 3 Unreal conditionals

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Page 1: ( · ). Grammar and usage Unit 3 Unreal conditionals

牛津高中英语牛津高中英语

( 模块六 · 高二上学期 )

Page 2: ( · ). Grammar and usage Unit 3 Unreal conditionals

Grammar and usage

板块:教学设计—课件

UnitUnit

33

Unreal conditionals

Page 3: ( · ). Grammar and usage Unit 3 Unreal conditionals

Unit 3 Unit 3

课件描述:

本课件通过文字、表格和图画对虚拟语气规则的讲解,使得复杂的语法通俗明了,浅显易懂;还配上相应的练习加以巩固。

Page 4: ( · ). Grammar and usage Unit 3 Unreal conditionals

1. 一般条件句中虚拟语气的用法2. 一般条件句中虚拟语气的倒装3. 其他一些基本用法

一般条件句中虚拟语气的用法

Page 5: ( · ). Grammar and usage Unit 3 Unreal conditionals

Find out the sentences of unreal conditional mentioned in Reading.

If you had joined the chat room ten minutes ago, you would have known what we were talking about.

If I got married in the UK, I would expect a present.

If I got married in Italy, I would have to give a present.

Should you come to Brunei, you would have to take off your shoes before going into someone’s house.

Page 6: ( · ). Grammar and usage Unit 3 Unreal conditionals

1.state a present condition or situation

E.g. If I were you, I would ask my parents for

help. If I had the chance, I might want to be a

translator.

一般条件句中虚拟语气的用法

Page 7: ( · ). Grammar and usage Unit 3 Unreal conditionals

unreal present conditionals:If… were/did … , …would do …

1. 假如我有更多的时间,我就会学习汉语。 If I had more time , I would study Chinese.

2. 要不是她这么忙 , 她就会出席今天下午的会议了。If she were not so busy, she would attend the meeting this afternoon.

Practice:

Page 8: ( · ). Grammar and usage Unit 3 Unreal conditionals

Tips: 1) Would, could and might are often

interchangeable, but with some difference in meaning.

would → intention; plancould → ability; possibilitymight → probability 2) In written English or in formal situation,

we usually use were in If-clauses in place of was. However, in everyday conversation, was is often used.

Page 9: ( · ). Grammar and usage Unit 3 Unreal conditionals

What would you do if you won the lottery?

If I won the lottery, I would …

Page 10: ( · ). Grammar and usage Unit 3 Unreal conditionals

2.refer to an imaginary past action.

E.g. If the man If the man had pointedhad pointed with his first with his first finger while he was in Brunei, finger while he was in Brunei, everyone everyone would have thoughtwould have thought that he that he was very rude.was very rude.

Page 11: ( · ). Grammar and usage Unit 3 Unreal conditionals

unreal past conditionals :

If … had been/done…, …would/could/might have done…

1) 如果他抓紧时间,他本来能赶上那趟火车。

If he had hurried, he could have caught the train.2) 如果你昨天告诉他,他也许会提些建议了。

If you had told him yesterday, he might have made some suggestions.

Page 12: ( · ). Grammar and usage Unit 3 Unreal conditionals

3.unreal future conditionals.

1) If I 1) If I had had time tomorrow, I time tomorrow, I wouldwould certainly help you.certainly help you.

2) If I 2) If I were towere to fail my English test, I fail my English test, I would would have to take it again at the end of the term.have to take it again at the end of the term.

3) If he 3) If he shouldshould come tomorrow, I come tomorrow, I wouldwould talk to him about it. talk to him about it.

E.g.

Page 13: ( · ). Grammar and usage Unit 3 Unreal conditionals

3. unreal future conditionals :

If … were/did/should/were to …, … would/should/might do …

E.g.1) 假如我要出国,我就会去中国。

If I If I were towere to go abroad, I go abroad, I would gowould go to China. to China.

2) 万一明天下雨,我们的运动会就推迟。 If it If it should rainshould rain tomorrow, tomorrow, our sports meeting our sports meeting wouldwould be putbe put off. off.

Page 14: ( · ). Grammar and usage Unit 3 Unreal conditionals

表示与事实情况相反 条件从句的谓语形式 主句的谓语形式

表示与现在事实情况相反 (present)

表示与过去事实情况相反 (past)

表示与将来事实情况相反 (future)

过去式 (did/were)(be 常用 were)

① 过去式 (did)/(were)②should + do ③were to do

过去完成式(had +done)

would / could / might / should + do

would / could / might / should +have done

would / could / might / should + do

虚拟语气在 在条件从句中

Page 15: ( · ). Grammar and usage Unit 3 Unreal conditionals

We can also put should, were and had at the beginning of an unreal conditional sentence. In this case, if is not needed any more.

1)If you should make a mistake, you should not be embarrassed.

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

条件句中虚拟语气的倒装

Page 16: ( · ). Grammar and usage Unit 3 Unreal conditionals

2 ) If you had told me earlier, I would not have this problem now.

→Had you told me earlier, I would not have this problem now.3) If you were to take the train, you would be there much sooner.

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

Page 17: ( · ). Grammar and usage Unit 3 Unreal conditionals

注意 : 如果省略的条件句中的谓语动词是否定形式时 , 不能用动词的缩略形式 .

我们可以说我们可以说 : Were it not for the expense, I : Were it not for the expense, I would go abroad now. would go abroad now. 但不说但不说 : Weren’t it for : Weren’t it for …… ____ she ____ yesterday, she would

meet the famous singer today.A. Hadn’t; left B. Had; not leftC. If; didn’t leave D. Didn’t; leave

TIPS

B. Had; not left

Page 18: ( · ). Grammar and usage Unit 3 Unreal conditionals

Practice• Fill in the blanks with the verbs given in the brackets in their proper forms.

1.You didn’t let me drive. If we (drive) in turn, you (not get) so tired.2._______it ________(not be) for your help, I couldn’t have made any progress.3.—Has Mr. Smith recovered now? —Yes. Who (think) that such a serious illness could be cured?4._______it __________(rain) tomorrow, the match would be called off.

had driven

wouldn’t have got

Had not been

would have thought

Were to rain

Page 19: ( · ). Grammar and usage Unit 3 Unreal conditionals

5.Most of the students felt rather disappointed at the English party. They said that it ______________ (organize) better.

6.Jean doesn’t want to work right away because she thinks that if ____________________ (get) a job, she probably wouldn’t be able to see her friends very often.

7. Much labour would have been saved if electronic computer _____________ (invent) before.

8.-------Well done, Jack ! -----Thanks. But given more time,

I_______________________ (do) it better.

might have been organized

were to get/should get/got

had been invented

could/might/would have done

Page 20: ( · ). Grammar and usage Unit 3 Unreal conditionals

More exercise:More exercise:• EverythingEverything if Albert hadn’t if Albert hadn’t

called the fire brigade.called the fire brigade.

A. A. will be destroyed will be destroyed B. will have been destroyed B. will have been destroyed

C. would be destroyed C. would be destroyed D. would have been destroyedD. would have been destroyed D. would have been destroyed D. would have been destroyed

Page 21: ( · ). Grammar and usage Unit 3 Unreal conditionals

2. The business is risky. But2. The business is risky. But ______, we would be rich.______, we would be rich.

A. should we succeed A. should we succeed B. we should succeedB. we should succeed

C. might we succeed C. might we succeed D. would we succeedD. would we succeed

A. should we succeed A. should we succeed

Page 22: ( · ). Grammar and usage Unit 3 Unreal conditionals

3. What would have happened, 3. What would have happened, ________, as far as the river bank?________, as far as the river bank?

A. Bob had walked farther A. Bob had walked farther

B. if Bob should walk farther B. if Bob should walk farther

C. had Bob walked farther C. had Bob walked farther

D. if Bob walked fartherD. if Bob walked farther

C. had Bob walked fartherC. had Bob walked farther