Grammar and usage(1): Unreal conditions and things hoped for or desire教案设计

科目

English 年级

高

二

班级

时间

年

月

日

课题

M6 U4 Grammar and usage

第

课时

教学目标

(1) Master the usage of unreal conditionals. (2) Practice about the 3 kinds of unreal conditionals. 重点

the usage of wish, if-clause and the unreal conditionals in the noun clauses.

难点

the usage of wish, if-clause and the unreal conditionals in the noun clauses. 教学用具

Multimedia and blackboard 学习用具

Step 1 revision Unreal conditions 与事实相反

表示现在情况

条件从句的谓语形式

过去式(did) (be常用

were) 主句的谓语形式

Would / could / might / should +动词原形(do) 1.如果现在不下雨的话，我们就出去野餐了。

If it________ not raining, we _________ for a picnic.

2.如果他来这，他就能够帮助你了。

If he _____ here, he ____________ able to help you.

3.如果我是你的话，我就会带走他们。

If I _______ you, I_______________ them away.

与事实相反

表示过去情况

条件从句的谓语形式

过去完成式(had +done 主句的谓语形式

Would / could / might / should + have done 1.要是当初她被邀请的话，她就会参加这次聚会了。

She ________________ to the party if she ______________.

2.今天早上，她要是不叫我的话，我就会睡过头了。

If she ___________ me, I __________________ this morning.

3.如果你上个学期用功些，你就会在考试中过关了。

If you ________ harder last term, you _____________ exam. 与事实相反

表示将来情况

条件从句的谓语形式

①过去式

(did) ②should + do

③were to do 主句的谓语形式

Would / could / might / should +动词原形(do) 1.如果你成功，一切就好了。

If you ___________, everything would be all right. If you ________________, everything would be all right. If you ________________, everything would be all right. 2.明年我要是二十岁，我就会学计算机课程。

If I _______________ twenty years old next year, I ________________ the course of computer science.

Step 2

When the main clause is about the present and the if clause refers back to the past, or vice versa ,we

use mixed conditionals

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Complete the following •

1.如果你昨天问他，你现在就知道怎么办。

•

If you ________ him yesterday, you _________ what to do now. •

2.如果昨晚下雨，今天会很冷。

•

If it _________ last night, it ______________ very cold today.

•

3.如果我是你，我就不会错过昨天晚上的那部电影。

•

If I ______ you，I ___________________ the film last night．

In implied conditionals, we use otherwise, or, and phrases beginning with with, without and but for in place of if-clauses.

•

1.我很忙，否则我可帮助你。

•

I am busy now, otherwise I _______________ you the favor •

2.要不是你的劝告，我是不会做这份工作的。

•

But for your advice，I ____________ able to do this work．

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3. 要不是你，我不会认识他

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Without you, I _______________________ him. We can put should, were, and had at the beginning of an unreal conditional sentence. In this case , if is not needed any more. •

Complete the following by omitting if

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1.If they were here now, they could help us. •

Were they here now, they could help us. •

2.If you had come earlier, you would have met him. •

Had you come earlier, you would have met him •

3.If it should rain, the crops would be saved

•

Should it rain, the crops would be saved. Subjunctive Mood in Noun Clause •

在suggest (建议),

recommend (推荐),

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advise (劝告),

propose (建议) •

insist (坚持),

consent (允诺)

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decide (决定),

order (命令) •

request (要求),

demand (要求),

•

desire (期望),

ask (要求)

•

后的宾语从句中谓语动词用should +动词原形。should 可省略

•

1.I suggested that it ___________ quicker to travel by train.

(be) •

2.He insisted that we ________________ him the news.

(tell) •

3.He ordered that the students _____________ the clothes every week by

themselves.

(wash) •

4.She recommended that we _______________ giving offense.

(avoid) •

5.He insisted that all of us ___________ there on time by any means.

(be) •

6.The teacher suggested that we _____________ the blackboard after class.

(clean) •

7. I demand that John _______________ there at once.

(go) •

8. We are all for your proposal that the discussion _______________ put off．(be) Unreal situations introduced by even if, as if, as though, if only, what if

•

1. He pretends as if he ____________ the thing at all, but in fact he knows it very well. •

他假装好象完全不懂那事，其实他对那事非常了解。

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2. The old man looked at the picture, he felt as though he ___________ back to time 20 years

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ago. 那老人看着照片，他觉得仿佛回到20年前的时光。

3. They talked and talked as if they _______________ again. 他们谈了又谈，仿佛他们不会再相见的样子。

4.He orders me about as if I __________ his wife．

他对我指东指西的，就好像我是他的妻子似的。

5.He talks about Rome as though he _________ there himself．

他谈论起罗马来就好像他去过那里似的。

6.He behaves as if he __________ the place．

他的所作所为好像他是这个地方的主人。

Step 3 Consolidation

1.

Ex A and B on P56-57 2.

Ex about “Grammar” on the WB

Step 4 Homework

1.Review what you have learnt by doing some exercises. 2.Preview “Task”.

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