对于高考英语语法的备考，考高分小编建议同学们要做到对考纲心中有数，切记不要陷入题海之中，只要按大纲要求，掌握大纲规定的词汇和基本语法知识，再加以有针对性的复习，肯定会收到事半功倍的效果。表语从句知识点送上，希望对同学们有所帮助。
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 remains whether they will be able to help us. 问题还是他们能否帮我们。
Itappears that he has a taste for music.看来他对音乐有一定的鉴赏力.
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 ifthough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 ifsomeone 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
I think it is because you are talking too much. 我想这是因为你话说得太多。
That's because he didn't understand me. 那是因为他没有理解我。
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