语法课件一(名词性从句).ppt

主语从句 引导词有连接词that (不可省),whether;连接代词who, whoever what ,which;连接副词 when ,where, how, why等. 用if 或whether 填空 1. I don’t know __________ I’ll be free tomorrow. 2. I don’t know _______ or not I’ll be free tomorrow. 3. The question is ______ this book is worth writing. 4. It depends on ______ we will have enough money. 5. ______ they can do it matters little to us. 6._______ you are not free tomorrow , I’ll go without you. 难点1：用that 或what 填空 1. I wonder if this is ______you are looking for. 2. Our school is quite different from _______ it was before. 3. Father made a promise ______ if I passed the examination he would buy me a computer. 4._______ I can’t understand is why he has changed his mind. 5._______ the earth is round is known to us all. 难点2：用what, whatever, who, whoever填空 1._________ was said here must be kept secret. 2. _______we need is more time. 3._______ made the long distance call to him is not important. 4._______ breaks the law will be punished. 5. ________ leaves the room last ought to turn off the lights. * 名词性从句 名词从句包括主语从句、宾语从句、表语从句和同位语从句。 引导名词性从句的连接词可分为三类：　　 连接词：that, whether, if 连接代词：what, which who, whom, whose, whatever, whoever, whichever 连接副词：when, where, how, why 辨别下列名词性从句的类别： 1.How the book will sell depends on its author. 2.John said that he was leaving for London on Wednesday. 3.The fact is that he has not been seen recently. 4.The fact that he has not been seen recently disturbs everyone in his office. 5.He will talk to us about what he saw in U.S. 6.It is impossible that I go and attend the meeting. 主语从句 宾语从句 表语从句 同位语从句 宾语从句 主语从句 That/wh-clause + v +…主语从句 S +be/link.v + that/wh-clause表语从句 S + vt + that/wh-clause宾语从句 S + vi + prep + wh-clause宾语从句 　 1.That he is a famous singer is known to us. (It is known to us that he is a famous singer.) 2.When he will go to America is not yet fixed. (It is not yet fixed when he will go to America.) that-从句作主语通常用it作先行词，而将that-从句置于句末，例如： Its a pity that you should h