Grammar and usage(2): Unreal conditions国家优质课一等奖

Unit 3

Understanding each other

Grammar Learning Aims:

By the end of this period, we are expected to know

1.when to use unreal

conditionals .

2.how to use unreal

conditionals.

3.inverted structure (倒装结构)of unreal conditionals.

Situation one: If my mother comes to our school tomorrow, I will be happier. Situation two: If Xi Dada

came to our school tomorrow, I would be happier. Differences: 1.If my mother comes to our school tomorrow, I will be happier. Real conditional (真实条件句) 2.If Xi Dada

came to our school tomorrow, I would be happier. Unreal conditional(虚拟条件句) When we talk about a situation

which is

possible or likely to happen,

we use ______________. When we talk about a situation

which is impossible or unlikely to happen,

we use ___________________.

if从句中用一般现在时，主句中用一般将来时

(“主将从现”

What is an unreal conditional

(虚拟语气) ?

虚拟语气是一种特殊的动词形式(verb structure),

用来表示说话人所说的话不是一个事实

(fact）

;

Unreal conditional talks about

a situation which is impossible or unlikely to happen. 而是一种假设(hypothesis )

,

愿望(wish)、建议(suggestion)

或怀疑(doubt)等等

Contrary to the present Contrary to the past Contrary to the future If I had a lot of money now, I could buy a ticket. If I bought a ticket today,

I would be on board. If I were on board now, I should sail for America. Find the rule:

• If I had a lot of money now,

I could buy a ticket. • If I bought a ticket today, I would be on board. • If I were on board now, I should sail for America. 与现在事实相反

过去式

If sb._

(be动词用were_________sth, sb. _would could

might

+ do __________sth

should

Make a short conversation with your partner about one picture, using unreal conditionals.

Jack : Rose, if I hadn’t won the ticket then,

I wouldn’t have been on board. Rose: If you hadn’t been on board at that time,

I wouldn’t have met you.

If I had studied science （理科）harder,….

A: If I had studied science （理科）

harder, I would have been admitted into a medical college(医学院). B: If I had been admitted into a medical college, I could have become a doctor. C: If I had become a doctor, I wouldn’t have become a teacher.

D: If I hadn’t been a teacher, I wouldn’t have had the chance to meet you, my lovely boys and girls. E:…

Direction :

1.A stands for one student, B ,C,D,E… each stands for another student

of your group.

2.This group competition is designed to speak out as many sentences as possible with unreal conditionals.

All these unreal conditionals above convey a feeling of_____________. After the ship sank , Jack said:

If I survived, I would marry you some day.

If we should marry, we could live a happy life.

If we were to live a happy life , we might have many children of our own in the future.

Interview

If

you

were

a reporter 1.

give a brief report on the news. 2. interview some

students 2.

★What’re their feelings?

3.

★What would they do?

4.

★What’re their plans? 5.

If the government __________(cancel) the college entrance examination in Jiangsu in 2018,…

省略if的虚拟条件句

条件从句中如含有

should，were，

had 三个助动词或be动词，可以把if省略，并把这三个词提至句首。

1. If I were you, I would try it again. Were I you, I would try it again.

2.If he had been there yesterday, he would have seen the film.

Had he been there yesterday, he would have seen the film. 3.If it should snow tomorrow, we wouldn’t go out.

Should it snow tomorrow, we wouldn’t go out.

★Unreal conditionals ★

Inverted structures(虚拟条件句中的倒装结构)

Contrary to the present

If clause

main clause

Contrary to the past

Contrary to the future

Homework

•

Write the article “If I were a teacher” on your learning paper.

•

Review what we have learned in this class and finish off the exercise on the given paper.