第七讲 名词性从句.ppt

新课标高考总复习·英语(配外研版) 名词性从句是高中阶段英语学习的重点，也是高考的主要考点之一。做题时一定要学会分析句子结构，理解题干的具体语境，才能有针对性的应考。 名词性从句在高考中的考查重点主要集中在对连接词的正确把握。近几年连接词what的用法成为考查的热点。另外，1.that和what引导名词性从句的区别；2.名词性从句的语序和时态；3.it作形式主语、形式宾语的几种情况以及其它连词的用法也时有考查。 一、名词性从句的连接词 连接词及从句类型 典句例示 备注 连接词that，whether if that在句中只起连接作用，不作成分，有时可省略；whether和if不充当成分，意为“是否”，不能省略 主语从句 That he will come is certain.(that不可省略) Whether she’s coming or not doesn’t matter.(不能用if) (1)句首不能省略that(2)位于句首的主语从句一般用whether 宾语从句 I believe(that)they will finish the work in time. I went in and asked if/whether there was a John living there. (1)that可以省略 (2)if与whether可互换 (3)作介词宾语时一般用whether 表语从句 The fact is that I have never been there. The question is whether it is worth doing. (1)that一般不省略 (2)用whether而不用if 同位语从句 The fact that Luo Jing died made a lot of audience sad. The question whether the work was worth doing has not been decided. (1)that不能省略 (2)用whether而不用if 连接词及从句类型 典句示例 备注 连接代词who，whom，whose， which，what和 whatever，whichever，where，when，why，how等连接副词它们都有各自的意义，连接代词在从句中作主语、表语、宾语或定语。连接副词在从句中作状语 主语从句 What he said is very important to us. Which side will win is not clear. Why he came late today has been clear now. (1)用陈述语序 (2)what从句相当于“先行词＋that引导的定语从句” 宾语从句 Pay attention to what the teacher said. I don’t know where we are going to have the meeting. 用陈述语序 表语从句 That is what we’ve been expecting. That is where he used to work. 用陈述语序 同位语从句 I had no idea who had stolen the money. I have no idea how he will come. The news came that we would have three holidays off. (1)必须用陈述语序 (2)同位语从句的连接词不能省略 特别提醒： 无论什么从句，都是陈述语序(包括定语从句、状语从句、宾语从句、主语从句……) 从句 注意事项 典句示例 主语从句 用it作形式主语的常用句型有： 1．It＋系动词＋形容词(necessary/right/likely/unlikely/wrong/important/certain等)＋that从句 2．It＋be＋名词(短语)(a pity/a shame/no wonder等)＋that从句 3．It＋be＋过去分词(said/told/reported/decided等)＋that从句 4．It＋特殊动词(seem，appear，happen，matter)＋that从句 It is certain that most of the farmers have brought in more money by all means than before. It’s no wonder that you’ve achieved so much success. It is s