我的名词性从句的类别.docVIP

辨别下列名词性从句的类别：名词性从句可分别称为主语从句、宾语从句、表语从句和同位语从句。 1. How the book will sell depends on its author. 主 2. John said that he was leaving for London on Wednesday. 宾 3. The fact is that he has not been seen recently. 表 4. The fact that he has not been seen recently disturbs everyone in his office. 同 5.He will talk to us about what he saw in U.S. 宾 6. It is impossible that I go and attend the meeting. 主 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, who, whom, whose, which，whatever, whichever, whoever.(主、宾、表、定) 连接副词：when, where, how, why（状） 1。that只起连接主句和从句的作用，在从句中不担任任何成分，本身也没有词义，宾语从句中可省略。 2。不充当介宾 3。 引导主语从句、表语从句和同位语从句,that不可省略。 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 ? 主语 从句 宾语从句 表语 从句 同位语从句 动宾 介宾 that 不能省 可省 禁用 不能省 不能省 whether if 句首whether whether or not 只能whether 只能whether 只能whether 代词 what-物,who/whom-人 副词 when-时间,where-地点,why-原因,how-方式 注意：所有句子均为陈述语序 主语从句 一：that引导的主语从句（不做成分，不省） That the earth moves around the sun is known to us all. 二：whether，if引导主语从句 Whether you can succeed or not depends on how hard you work at it. It is unknown whether/if he has agreed to my plan. 三：连接代词what，who, whom, whose, which，whatever, whichever, whoever 等在从句中做主语、宾语、表语、定语。 What he said just now is true. What the kid wanted was only a new schoolbag. What they need are a car and some water. Whoever breaks the law will be punished. 四：连接副词when, where, why, how等在从句中作状语。 Why he died still remains a mystery. When we’ll go for a picnic is unknown. 主语从句是在复合句中充当主语的从句，通常放在主句谓语动词之前或由形式主语it代替，而本身放在句子末尾。 It 作形式主语代替主语从句，主要是为了平衡句子结构，主语从句的连接词没有变化。 It is difficult to learn maths. It is a pity that you didn’t go to see the film. It doesn’t matter whether you succeed or not. what 与that 在引导主语从句时的区别 what 引导主语从句时在句时在从句中充当句子成分，如主语．宾语．表语，而that 则不然。例如： 1) ______you said yesterday is right. 2) ______she is still alive is a good thing. It is a good thing that she is still alive. (what , that) What he wants to