2022届高考英语二轮专题复习：虚拟语气之if引导的非真实条件句课件 （31张ppt)

(共31张PPT)
高考英语语法虚拟语气之
if引导的非真实条件句
学习目标
Course Objectives
掌握虚拟语气中if引导的非真实条件句的
三种常见情景及对应句式
目录
Catalog
1. if引导的非真实条件句
2. 三种常见情景及句式
3. 即学即练
4. 课后总结
提到英语科目，你的第一反应是？
A
B
C
D
Warming up
YOU JUMP
I JUMP
Warming up
如果上天能够给我一个再来一次的机会,我会对那个女孩子说三个字...
Warming up
翻译：
1. （如果）你跳下去，我也跳下去。
2. 如果上天能够给我一个再来一次的机会，我会对那个女孩子说三个字……
Warming up
想一想：
1. （如果）你跳下去，我也跳下去。
If you jump, I will jump.
2. 如果上天能够给我一个再来一次的机会，我会对那个女孩子说三个字……
If God offered me another chance, I would say three words to the girl...
PART 02
内容讲解
Presentation
If 引导的非真实条件句——虚拟语气
虚拟语气素质三连
Presentation
情景1：与现在事实相反
If…_________sth,… __________________ sth.
were/did
（过去式）
would/could/
might/should +do
（动词原形）
Presentation
情景1：与现在事实相反
If I worked hard, I might have money.
If I had a lot of money, I could buy a ticket.
If I bought a ticket, I would be on board.
If I were on board, I should sail for America.
Presentation
情景1：即学即练
如果我是你，我现在就去学英语。
如果他有时间，他就能去打篮球了。
Presentation
情景2：与过去事实相反
If…_________sth,… __________________ sth.
had done
（过去完成）
would/could/might/should
have done
（现在完成）
Presentation
情景2：与过去事实相反
If you had attended the meeting yesterday, you would\should have met her.
If the doctor had come last night, the boy could\might have been saved.
Presentation
情景2：即学即练
如果你昨天看了那部电影，你就会记住那句话。
如果她不吃那么多糖，她就不用去拔牙了。
（pull out）
Presentation
情景3：与将来事实可能相反的假设
If…_________ sth,… __________________ sth.
would/could/
might/should do（原形）
did （口语）
were to do （正式）
should do（万一）
Presentation
情景3：
If I were to be twenty years old next year, I would
take the course of French.
If I won a lottery tomorrow, I might pass out at once.
If it should fail, I would try again.
Presentation
情景3：即学即练
If I _______ (have) enough money some day, I____________ (buy) an island.
如果明天下雨，我就不参加聚会了。
Presentation
特殊形式1：时态错综
从句和主句里的时态，你若安好，便是晴天
If +从句 （did） ...主句 （would）
（had done） （would have done）
（were to /did /should） （would）
Presentation
特殊形式1：时态错综
你若安不好，便分道扬镳
If +从句 （did） ...主句 （would/would have done）
（had done） （would/would have done）
（were to /did /should） （would/would have done）
Presentation
特殊形式1：时态错综
If I were you, I wouldn't have missed the film last night
If he had followed the doctor's advice, he would recover already．
Exercise
特殊形式1：时态错综
1. If you _____ him yesterday, you _____ what to do now.
asked … would know
had asked … would have known
C. asked him … know
D. had asked … would know
特殊形式2：省略if的情况
从句中含有 were/should/had时，可省略 if , 采用倒装。
If she were here, she would agree with us. → Were she
here, she would agree with us.
If it should happen, what would you do → Should it
happen, what would you do
If he had recognized me, he would have come over. →
Had he recognized me, he would have come over.
Exercise
1. （2011北京卷）30. Maybe if I ___ science, and not literature then, I would be able to give you more help.
A. studied
B. would study
C. had studied
D. was studying
Exercise
2. （2010湖南29）. If he my advice, he wouldn't have lost his job.
A. followed
B. should follow
C. had followed
D. would follow
Exercise
3. (2000年上海卷60)If you had _____your test paper carefully before handing it in, you would have made fewer mistakes.
A. looked up
B. thought about
C. gone over
D. gone round
Exercise
4. 如果我知道他的电话号码，我就会告诉你。
5. 如果没有水和空气，地球上就不会有生物。
6. 如果他听我的劝告的话，就不会犯这样的错误了。
7. 如果他哪天来这儿的话，我就跟他谈谈。
PART 03
课后总结
非真实条件句 If 从句谓语形式
主句的谓语形式
现在
(Present)
过去
(Past)
未来
(Future)
would/could/should/might +V原
would/could/should/
might +have done
过去完成式
(had done)
过去式(did/were)
过去式/
should/were to +V原
would/could/should/might +V原
课后总结
Summary