高中英语主语从句语法解释
高中英语主语从句语法解释
高中英语语法 主语从句
1. 定义:用作主语的从句叫做主语从句。
2. 构成:关联词+简单句
3. 引导主语从句的关联词有三类:
(1) 从属连词that。 如:That they were in truth sisters was clear from the facial resemblance between them.
很明显,她们确是亲姐妹,她们的脸型很相似。
(2) 从属连词whether。如:
Whether hell come here isnt clear. 他是否会来这里还不清楚。
(3) 连接代词who, whom, whose, what, which, whoever, whatever, whichever
连接副词 where, when, how, why。如:
What she did is not yet known. 她干了什么尚不清楚。
How this happened is not clear to anyone. 这事怎样发生的,谁也不清楚。
Whoever comes is welcome. 不论谁来都欢迎。
Wherever you are is my home ---- my only home. 你所在的任何地方就是我的'家----我唯一的家。
解释:
1. 主语从句能用it作形式上的主语。常以it作形式主语的句型有:
A. It+be+形容词(obvious, true, natural, surprising, good, wonderful, funny, possible, likely, certain, probable, etc.)+that从句。如:
It is certain that she will do well in her exam. 毫无疑问她考试成绩会很好。
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