内容正文:
Unit 6 Caring for your health
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课时 3 语法
目 录
01
课时精讲
02
课时过关
01
课时精讲
单元语法讲解:宾语从句
宾语从句(Object Clauses),简言之,就是从句充当宾语。宾语从句的重难点主要是:引导词、语序和时态。
1.引导词
精 讲:如果从句是陈述句,引导词用that(在口语或非正式文体中常省略)。
运 用:The teacher told his students (that) they would have an exam the next day.
老师告诉他的学生第二天会有一次考试。
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课时 3 语法
精 讲:如果从句是一般疑问句,引导词用whether/if。
运 用:Simon asked me if I could give him a hand. 西蒙问我是否可以帮他。
精 讲:如果从句是特殊疑问句,引导词就用疑问词,如who、whom、which、whose、what、when、where、why等。
运 用:Do you know when they will leave for Beijing?你知道他们什么时候动身去北京吗?
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课时 3 语法
2.语序
精 讲:宾语从句中,疑问句要用陈述语序。
运 用:“Do you like playing the piano?” Tim asked me.=Tim asked me whether/if I liked playing the piano.
蒂姆问我是否喜欢弹钢琴。
“How can I find enough books?” I said to myself.=I said to myself how I could find enough books.
我心里想,“怎么样才能找到足够的书?”
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课时 3 语法
3.时态
精 讲:如果宾语从句表述的是客观事实、自然现象等,不管主句是何时态,从句都要用一般现在时。
运 用:He said that light travels much faster than sound.
他说光的传播速度比声音传播的速度快。
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课时 3 语法
4.宾语从句的否定前移
精 讲:当主句的谓语动词是think、believe、suppose、imagine时,且主语用于第一人称时,如果从句的谓语动词表示否定意思,常要将否定词转移到主句的谓语动词上,即通过否定主句的谓语动词来否定从句的谓语动词,这种语法现象叫宾语从句的否定转移。
运 用:I don't believe she will tell you about it. 我相信她不会告诉你这件事的情况。
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课时 3 语法
5.从句的简化
精 讲:当主句谓语动词是find、see、watch、hear等感官动词时,从句常简化为“宾语+宾补”结构,宾补为不带to的不定式或v.-ing形式。
运 用:Peter saw that Lucy was washing clothes when he went there.
=Peter saw Lucy washing clothes when he went there.
彼得去那的时候,他看到露西正在洗衣服。
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课时 3 语法
精 讲:带疑问词的宾语从句,有时可用“疑问词+不定式”的结构替换。
运 用:Kate wants to know when she can leave.=Kate wants to know when to leave.
凯特想知道什么时候可以离开。
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课时 3 语法
6.宾语从句中只能用whether而不能用if的情况:
精 讲:(1)与or not连用;(2)位于动词discuss后;(3)位于介词后。(4)注意:宾语从句换成“疑问词+不定式”结构时,只能用whether,而不能用if。
运 用:They are discussing whether the school newspaper should come out today.
他们在讨论校报是否今天就得出版。
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课时 3 语法
7.宾语从句和状语从句中的if和when:
运 用:请看下列四个句子:
If it rains tomorrow, I won't come.(状语从句)
如果明天下雨,我就不来了。
I don't know if it will rain tomorrow.(宾语从句)
我不清楚明天是否会下雨。
I will tell you when he comes.(宾语从句或状语从句)
他来的时候,我会告诉你的。(状语从句)
我会告诉你他什么时候来。(宾语从句)
I wonder when the meeting will begin.(宾语从句)
我想知道会议什么时候开始。
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课时 3 语法
8.部分形容词,如afraid、glad、sad、excited、certain、proud、sure、unhappy、frightened、pleased、sorry、surprised、angry等,其后也能接that引导的宾语从句:
运 用:I am afraid that I can't attend your party. 恐怕我参加不了你的派对。
The teacher was angry that the class were noisy! 班上学生很吵,老师很生气。
He is surprised that he is invited to the ball. 受邀参加舞会,他很惊讶。
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课时 3 语法
02
课时过关
Ⅰ.选择填空
( )1.Linda said the moon round the earth.
A.travelled B.has travelled
C.travels D.had travelled
( )2.He said he would help me with my maths if he free.
A.was B.will be
C.would be D.is
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C
A
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( )3.I hear that he to Beijing yesterday.
A.goes B.will go
C.went D.have gone
( )4.Someone is ringing the doorbell. Go and see .
A.who is he B.who he is
C.who is it D.who it is
( )5.Catherine said that she to Guangzhou.
A.has never gone B.had never gone
C.has never been D.had never been
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C
D
D
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( )6.Our father said that he a new computer the next week.
A.will buy B.have bought
C.would buy D.buys
( )7.She didn't know back soon.
A.whether he would be B.if would he be
C.he will be D.he is
( )8.I thought he to see his mother if he time.
A.will go, has B.will go, will have
C.would go, would have D.would go, had
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C
A
D
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( )9.I didn't know how to London?
A.would they go B.are they going
C.they would go D.they are going
( )10.She asked Linda if go and get some.
A.could she B.she could
C.she can D.she may
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C
B
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Ⅱ.改写句子,将已给出的疑问句或陈述句改写在横线上。
1.Do you have dinner with your parents?
They don't know __________________________________________.
2.What's wrong with Kate?
Can you tell me ____________________________________________ ?
3.How will they go there?
The girl is asking me ________________________________________.
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whether/if you have dinner with your parents
what's wrong with Kate
how they will go there
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4.There are twelve months in a year.
The teacher told his students _____________________________________.
5.Why was Jim late for school?
Nobody knows ________________________________________________.
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there are twelve months in a year
why Jim was late for school
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课时 3 语法
Ⅲ.语法填空
Do you know the boy in the picture? He is Kuang Heng.Kuang Heng lived in more than 2,000 1._________ (year) ago in China.
From the picture we can see: at that time, he was in worn clothes, and sitting at 2._____ wooden table with a pile of books on it.A little weak light came 3.______ through a small hole in the wall.He was reading carefully.
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years
a
in
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课时 3 语法
This is the well-known story from the ancient Chinese idiom.Kuang Heng was so poor 4.________ he couldn't even afford a candle, so he 5._______ (dig) a hole in the wall to“steal”light from his neighbor's house 6.___________ (read) at night.The moral (寓意) of the story tells us that we should try 7._______ (we) best to learn knowledge, but never be discouraged 8.__________ (easy), no matter how difficult the situation may be.
Of course, things 9._______ (be) quite different today, but we should remember that hard work pays off.We should take pains to improve ourselves through learning and get 10.____________ (prepare) for our future.
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that
dug
to read
our
easily
are
prepared
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课时 3 语法
本节内容到此结束!
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