表语从句课件课件

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…… 的理由是…… why引导定语从句
That/It is /was why……
那是……的原因 why引导表语从句 (1) The reason why he was late is that he was ill.
他迟到的理由是他病了。
(2) It’s why he got angry with me .
归纳: 上述例句的结构:主语 精+选系课件动词/be + 表语 句式2
一、表语从句定义:
表语从句是在复合句中作表语的名词性 从句, 放在系动词之后,一般结构是“主
语+系动词+表语从句”。
例句: The problem is that millions of people die of illnesses caused by smoking.
那正是他对我生气的原因。
注意: 主句主语为reason, 只能用that引导表语
从句,不可用because.
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1.The reason why he failed is ___B_____he was too careless.
A. because B. that C. for D. because of
The Predicative Clause 表语从句
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观察句子结构,特别是划线部分。 1. I am a little, little bΒιβλιοθήκη Baidurd. 2. The story is interesting. 3. Our math teacher is here. 4. Every student is in the classroom. 5. Your homework is to recite . 6. Her job is selling computers.
2. The question isw_h__et_h_e_r_w__e_c_a_n__w_i_n_t_h_e_m__. _
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The question is ___D_____ we will have our sports meet next week. A. that B. if C. when D. whether
从句一样,要在从句中充当句子成分(一
般充当主语、宾语、表语、定语或状语)
,并具有一定的意义,不可省略。
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(1) That is what he is worried about.(宾语)
那就是他担心的事
(2) The problem is who we can get to replace her.问题是我们能找到谁去替换她呢。(宾语) (3) The question is how he did it.(状语
Whether
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三、表语从句语序
表语从句的语序与宾语从句一 样,一律用陈述语序: 主语+系动词+连接词+主语+谓 语+其他成分
(1) That’s because he didn’t understand me.
那是因为他不理解我。(强调原因) (2) It’s why he got angry with me .
那正是他对我生气的原因。 (强调结果)
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2、句型:the reason why……is that……
) 问题是他如何做此事的。
(4) That is where he was born.(状语)
那就是他出生的地方。
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(五)由从属连词because, why引导的表语从句
1、句型:That/It / is/ was because …… 那是因为……
That/It is /was why…… 那是……的原因
by working as an u精n选p课件aid hand.
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(二)由从属连词 whether引导的表语从句
whether 在句子中不充当任何成分,但具有“是 否”的意义。此时不能用if,因为if不能引导表语 从句。
1. The question is w__h_e_t_h_e_r_it__is_w__o_r_th__d_o_i_n_g_.
2.This is _A__ Sara was late for the
meeting.
A. why B. what C. how D. That
3. The reason is _C__ he is unable to operate the machine.
A. because B. why C. that D.
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二、表语从句的引导词
(一)由从属连词 that 引导的表语从句
that在从句中不充当任何成分,本身也没 有任何意义。只是起连接作用。
注:that 在引导表语从句时不能省略。 e.g.
1.What I want to say is that I’m sorry.
2.The fact is that I earned my passage
2. The girl talked as if she has been a grownup.
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(四)连接代词 Who, whom, whose,which, what及连接副词 where, how, why, when 及wh-疑问词+ever引导的表语从句
这类词引导表语从句时,与它们引导宾语
听起来好像有人在敲门。
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as if/through 引导表语从句时要注意语气.若与事 实相符,要用陈述语气。若从句表示与现在事实相
反,谓动用 一般过去式(be用were);与过去事
实相反用 had+done. .
考试中常考查这种虚拟语气,不考查陈述语气。
1. Li Lei is now in a new jacket. He looks as if he were an American boy.
注意点:if 不能引导表语从句
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(三)由从属连词 as if/through引导的表语从句
as if / though引导表语从句时,在句子中 也不充当任何成分,但有意义。译为:似 乎,好像。
He looks as if he were a rich man.
他看起来好像是个富翁。 It sounds as if someone is knocking at the door.
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