关于高中英语语法大全归纳总结

高中英语语法大全:表语从句

1.定义：用作表语的从句叫做表语从句。

2.构成：关联词+简单句

3.引导表语从句的关联词的种类：

(1)从属连词that。如：The trouble is that I have lost his address.麻烦是我把他的地址丢了。

(2)从属连词whether,as,as if。如：He looked just as he had looked ten years before.他看起来还与十年前一样。The question is whether they will be able to help us.问题是他们是否能帮我们。