完整高中英语主语从句全面讲解VIP专享VIP免费

语法—— Noun clauses as the subject 主语从句如果一个句子在复合句中充当一个主语, 那么这个句子就是主语从句。①That he finished writing the composition in such a short time surprised us all.②What we need are good doctors.③Whom we must study for is a question of great importance. 1.主语从句的连接词1).连接词 : that, whether①.That he will win is certain.②.Whether he’ll join us in the discussion is of great importance. 2).连接代词 : who, what, which, whom , whose, whoever, whatever, whichever①.It is clear who is afraid of having a change in land ownership.②.What India needs is a law to make land ownership fairer. 3).连接副词 : when, where, why, how, how many, how much , how long, how soon, how often①When we’ll start tomorrow will be told soon.②Where we can buy oxen is something we need to find out.③Why he came here is not known.④How we can protect the grain from damp needs to be discussed. 【连接词】1. that——That t he earth moves around the sun is well known. 2. whether—— Whether he will come or not is not known yet. 3. who —— Who will be sent there has not been decided. 4. what—— What you need is more practice. 5. which ——Which one is the best is not clear. 6. when, where —— Where he has gone is a question. 7. why, how —— Why there is gravity is hard to understand. How he can earn a living in Britain remains a big problem. 8. whoever、whatever、whichever 可引导主语从句。Whoever comes will be welcome. Whatever he did was right. Whichever of you comes in will receive a prize. 【小结】1. 引导主语从句连词有that, whether, who, what, whatever等。2. 连词 位于 句首不能省略 。3. 主语从句大多数情况下视为第三人称单数 , 但在连接代词what 引导的主 语从句后谓语动词的数要根据 句意而定 。★为了防止...