什么是表语从句（表语从句20个例子）

今天给各位分享什么是表语从句的知识，其中也会对表语从句20个例子进行解释，如果能碰巧解决你现在面临的问题，别忘了关注本站，现在开始吧！

表语从句是什么意思？

表语用来说明主语的身份、性质、品性、特征和状态的，它常位于系动词之后。如果句子的表语也是由一个句子充当的，那么这个充当表语的句子就叫做表语从句。

名词作表语  Africa is a big continent.  非洲是个大洲

代词作表语  What’s your fax number?  你的传真号是多少？

形容词作表语  I feel much better today.  我今天感觉好多了。

The trouble is that we are short of funds.  我们的困难是缺乏资金。

This is what we should do.  这是我们应当做的。

表语从句是什么?

就是把表语用句子代替!

表语从句用法小结

一、表语从句的定义：

表语从句放在连系动词之后,充当复合句中的表语.

二、表语从句的构成：

关联词+简单句

三、引导表语从句的关联词的种类：

1.可接表语从句的连系动词有be,look,seem,sound,appear等.

China is no longer what she used to be.

今日的中国不再是过去的中国了.

The question remains whether they will be able to help us.

问题还是他们能否帮我们.

At that time,it seemed as if I couldn't think of the right word.

当时,我似乎怎么也想不出一个恰当的字眼来.

2.从属连词whether,as,as if / though引导的表语从句.

He looked just as he had looked ten years before.

他看起来还与十年前一样.

It sounds as if someone is knocking at the door.

听起来好像有人在敲门.

3.because,why引导的表语从句.

That's because he didn't understand me.

那是因为他没有理解我.（That's because…强调原因）

That's why he got angry with me.

那正是他对我生气的原因.（That's why…强调结果）

what引导的主语从句表示结果或名词reason作主语时,后面的表语从句表示原因时要用that引导,不宜用because.

The reason why I was sad was that he didn't understand me.

我难过的原因是他没有理解我.

4.连接代词who,whom,whose,what,which,whoever,whatever,whichever

连接副词 where,when,how,why

The problem is who we can get to replace her.

问题是我们能找到谁去替换她呢.

The question is how he did it.

问题是他是如何做此事的.

That was what she did this morning on reaching the attic.

那就是她今晨上了阁楼干的.

5.从属连词that

The trouble is that I have lost his address.

麻烦是我把他的地址丢了.

6.使用虚拟语气的表语从句

在表示建议、劝告、命令含义的名词后的表语从句,谓语动词需用“should+动词原形”

表示,should可省略.常见的词有：advice,suggestion,order,proposal,plan,idea等.

My suggestion is that we （should） start early tomorrow.

我的建议是我们明天一早就出发.

四、应注意的问题：

1.连系动词be,appear,seem,look等之后可以跟表语从句.

It was because he didn't pass the exam.

那是因为他没有通过考试.

It seems（that）he was late for the train.

看来他没搭上火车.

It appears that she was wrong.

看来她错了.

It seems to me that we should answer for this.

在我看来,我们似乎应该对此事负责.

It appears to her that he wants to teach us all he has.

在她看来,他似乎要把他所会的都教给我们.

2.引导表语从句的引导词有以下几类.

1）wh-疑问词

My question is who left.

我想问的是谁离开了.

What I wonder is when he left.

我想知道他是何时离开的.

That's what he wants.

那是他想要的.

This is where they once lived.

这就是他们曾经住过的地方.

That is why he didn't come here.这就是他为何没到这儿来的原因.

2）whether

My question is whether he left（or not）.我的问题是他是否离开了.

注：if不能引导表语从句.

3）that

The fact is that he left.事实是他离开了.

注：引导表语从句的连词that间或可以省略.

The truth is（that）I didn't go there.事实是我没去那儿.

4）because,as,as if,as though

It's just because he doesn't know her.这是仅仅因为他不认识她.

Things are not always as they seem to be.事物并不总是如其表象.

He looks as if he's tired.他好像累了.

什么是表语从句呢?

在复合句中作表语的从句, 就叫做表语从句。表语从句一般放在系动词之后,结构是“主语+系动词+表语从句”。

表语主要用于修饰主语，构成主系表结构，删除后句子结构意义皆不完整。延伸为表语从句时，也是用于修饰主语，不可删去。注意表语从句的语序为陈述语序。

 表语从句的语法

1、可接表语从句的系动词有be，look，seem，remain, sound，appear等。

2、连词that（不可省略），whether，as，as if/though引导的表语从句。

3、连接代词who，whose，what，which引导的表语从句。

4、连接副词 where，when，how，why引导的表语从句。

什么是表语从句

【二】表语从句 ：表语从句的定义：表语从句在复合句中作主句的表语.表语从句和主语指同一内容,它对主语进行解释、说明,使主语的内容具体化.

表语是用来说明主语的身份、性质、品性、特征和状态的,表语常由名词、代词、数词、动词过去分词、动词的-ing形式、副词、介词短语、形容词、不定式和从句等来充当.

Lyne is an excellent student Henry was an American businessman

Henry met an American businessman The person stood in front of you just now ismy headmaster.

I didn’t know that it was you at that time. The door remained closed.

Mary’s daily job is cleaning the house. The house is not only large but also beautiful.

When I went to your house, you were out. No one was in the dorm, when shearrived.

My job is to teach you English. Thereason why he came late was that his clock didn’t work.

Position (位置)表语常位于系动词（be等词）之后,与主语共同构成主--系--表结构 (Subject-Predicative structure) 的句子.

Linking Verbs (连系动词)

除动词be以外,还有一些后面可接表语的特殊连系动词,如：look, smell, taste, sound, feel, fall, come, go（变成…）, become, grow（渐渐地变化）, turn(变成,一般用于颜色), appear, seem, get, keep, remain, stay等.

一、表语从句定义：表语从句的定义：表语从句在复合句中作主句的表语.表语从句和主语指同一内容,它对主语进行解释、说明,使主语的内容具体化.

The question is who will do it.

表语从句放在连系动词之后,充当复合句中的表语.

二、表语从句构成

（系动词） +引导词 +简单句

His suggestion is that we should stay calm That is why she was late.

三、引导表语从句的关联词

【1】从属连词that,whether；that 在表语从句中不充当任何句子成分,也没有任何意义.

The trouble is that I have lost her address.

麻烦是我把她的地址弄丢了.

My question is whether he left ( or not ).

我的问题是他是否离开了.

The question is whether weshould ask them for help.

The trouble is that he hasnever done the work before

The fact is that he hasn’t yet recover from illness.

The reason why he has to go is that his mother is ill inbed.

比较 that在定语从句中的用法.

There are some filmsthat I’d liketo see.

She is the onlystudent thatknows French.

结论:that 在引导定语从句时,指事物,也可指人,

在从句中作主语或宾语,作宾语时常可省略.

【2】.从属连词as, as if / though引导的表语从句

由as if 引导表语从句时要注意语态.若从句表示与现在事实相反,谓动用be 动词要用were

与过去事实相反用 had +过去分词

Li Lei is now in a new jacket. He looks as if he were an Americanboy.

The girl is giving us a vivid description of the moon. It seems as if shehad been to the moon many times.

He looked just as he had looked ten years before. It sounds as if someone is knocking at thedoor.

It looks as if it were going torain.

whether在表语从句中表是否 ,但不充当句子的成分.if 不能引导表语从句.如:

What the doctor really doubts is whether mymother will recover from the serious disease soon

【3】because, why 引导的表语从句

(1) That’s because he didn’t understand me.那是因为他不理解我.(强调原因）

(2) That’s why he got angry with me 那正是他对我生气的原因.（强调结果）

4.连接代词who, whom, whose,whoever, what,

whatever, which,whichever 引导表语从句

(1) The problem is who we can get to replace her.问题是我们能找到谁去替换她呢.

Guilin is not whatit used to be. What shewants to know is which dressshe should buy.

The question is what caused the accident. That mountain is not what it used to be.

What he told you was what had beendiscussed at the meeting.

【4】连接副词where, when, how

The question is how he did it.问题是他如何做此事的.That is where he was born. 那就是他出生的地方

That is where Lu Xun used to live. That is why he didn’t pass the exam.

四. 使用虚拟语气的表语从句(if不可以引导表语从句)

在表示建议、劝告、命令含义的名词后的表语从句,谓语动词需用"should+动词原形" 表示,should可省略.常见的词有：advice, suggestion,order, proposal, plan等.

My suggestion is that we (should) start early tomorrow.

The question is whether we will have our sports meet next week.

The reason why he failed is that he was too careless.

The problem is who we can get to take the place of John.The question iswhen he can arrive at the hotel.

The question is whether the enemy is marching towards us. It looked as ifhe had understood this question.

The question is who will travel with me to Beijing tomorrow. The question is why hecried yesterday.

注意点1：if 不能引导表语从句

注意点2：主句主语为reason, 只能用that引导表语从句,不可用because.

注意点3：如果从句是特殊疑问句,用陈述句语序

A：表语从句一定要用陈述语序

B 不可以用if,而用whether 连接表语从句(as if 例外）.

C 不像宾语从句,在有表语从句的复合句中,主句时态和从句时态可以不一致.

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