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2017年12月英语四级语法详解:表语从句

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(三)表语从句

表语从句放在连系动词之后,充当复合句中的表语。

A 可接表语从句的连系动词

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 re*ins25 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 anyhow.

当时,我似乎怎么也想不出一个恰当的字眼来。

B 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。

C 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。

D 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, proposal26, 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。

His proposal was that they (should) challenge27 the other classes to a friendly competition.

他的提议是挑战别的班级进行一场友谊竞赛。

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