内容正文:
虚
拟
语
气
Subjunctive Mood
1
语气的概念
陈述语气
祈使语气
虚拟语气
This pen is black.
I was late for school yesterday.
Be quiet.
Don’t be late!
If I were a boy, I would join the army.
If I had time, I would attend the meeting.
描述事实(肯定、否定、疑问、感叹)
描述主观愿望、推测或假设,并非事实或事实相反
谓语动词用不同的形式表示说话人的不同意图,这种形式称为语气。
描述请求、命令或劝告
2
虚拟语气
If I had one more chance, I would say to the girl “I love you”.
3
If 虚拟条件句(时态向后退一步)
虚拟条件从句(If) 主 句
与现在事实相反的假设
与将来事实相反的假设
与过去事实相反的假设
If+主语 + did/were
主语 + should/ would/
could/ might + do
did/were
If+主语+should do
were to do
主语 + should/ would/
could/ might + do
If+主语 + had done
主语+ should/ would/ could/ might + have done
4
与过去事实相反
If you had studied hard before, you would have passed the exam.
If I had taken your advice, I wouldn’t have made such a mistake.
If they had left earlier, they could have avoided the traffic jam.
从句:一般过去时 过去完成时
did had done
主句:should/ would/ could/ might + have done
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与现在事实相反
If I were you, I would accept his advice.
If I had a lot of money, I would travel around the world.
If they knew the truth, they might not be so angry.
从句:一般现在时 一般过去时
am/is /are were
do/does did
主句:should/ would/could/ might + do
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与将来事实相反
If it rained/ should rain/ were to rain tomorrow, I would stay at home.
If he were to fail the exam, his parents would be very sad.
If he were here tomorrow, I would speak to him.
从句:一般现在时 一般过去时
am/is /are were
do/does did
should do
were to do
主句:should/ would/could/ might + do
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虚拟语气
1.要是今天早上没下雨,我就和朋友打篮球了。
If it _____________ (rain)this morning, I _________________ (play) basketball with my friends.
2.如果我是你,我会告诉她。
If I _____ (am) you, I __________(tell)her.
3.明天如果她有空的话,我就和她去购物。
If she ______(is) free tomorrow, I _________________(go shopping) with her.
had not rained
should have played
were
would tell
were
would go shopping
虚拟语气三步走:
1.判断“虚拟”
2.写出动词“原时态”
3.把原时态往后退一步
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虚拟语气
1.If I ______ harder when I was young, I______ a university and lived a different life.
worked; would entered
had worked; would have entered
would worked; had entered
have worked; will have entered
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虚拟语气
2.If I ______ ten years younger, I______ piano lessons and go to a music college.
am; will take
was; took
were; will take
were; would take
10
虚拟语气
if省略句:当虚拟条件句中含有were, had, should 时,可以省略if,并把这些词提到句首,以强调假设条件的虚拟性或突出说话人的主观愿望。
1.If I were at school again, I would study harder.
=Were I at school again, I would study harder.
2.If you had come earlier, you would have caught the bus.
=Had you come earlier, you would have caught the bus.
3.If it should rain tomorrow, we would not go climbing.
= Should it rain tomorrow, we would not go climbing.
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虚拟语气
1.______ your advise, I would have made the wrong decision.
Hadn’t it been for
Had it not been for
Had it been for
Had not it been for
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If 从句
if
虚拟语气
条件状语从句(主将从现)
如果
是否
宾语从句
If it rains tomorrow, I will stay at home.
I wonder if it will rain tomorrow.
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If 从句
1.I don’t know if he _____tomorrow. If he _____,we’ll climb the mountain.
come; comes
B. comes; will come
C. will come; comes
D. comes; comes
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If 从句
2.--Do you know if he _____ to play football with us?
--I think he will come if he _____ free tomorrow.
comes; is
B. comes; will be
C. will come; is
D. will come; will be
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If 从句
3.If he ____ harder, he will catch up with us soon.
study
B. studies
C. will study
D. studied
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If 从句
4.If it ____ rain tomorrow, he will go to the zoo.
doesn’t
B. won’t
C. don’t
D. isn’t
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If 从句
5.If Mike ____ up earlier, he can finish the work in time.
get
B. gets
C. will get
D. is getting
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If 从句
6.I don’t know ______ he will go or not.
if
B. while
C. when
D. whether
在介词之后、动词不定式之前或or not 之前,只能用whether, 不能用if
19
If 从句
7.I’m worrying about ____ she will accept my invitation.
if
B. when
C. whether
D. which
20
If 从句
8.We haven’t decided ____ to go or not.
if
B. whether
C. what
D. which
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THANK YOU
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