名词性从句讲义--高考英语复习.docx

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1、名词性从句 名词性从句是指在句子中充当名词的作用的从句。定语从句英语中的三大从句名词性从句主语从句What I want to know is this.表语从句His suggestion is that we should stay calm.宾语从句I can understand what he said.同位语从句The fact that a heavy earthquake happened made me crazy.状语从句 引导名词性从句的连接词可分为三类：1附属链接：that, whether, if （在句子中不充当成分,whether和if有“是否”的含 义）2连接代

2、词:what （什么）,whatever（任何事物，指不知道的事物）,who（谁）,whoever（无 论谁）,whose, which, whichever （任何一个）whom3连接副词：when, where, how （怎么样）,why主语从句：从句做主语That he is still alive is a wonder,由 that 引导（that 不能省略）他还活着，真是奇迹Whether they would support us was a problem.他们是否会支持我们还是一个问题。Whichever you want is yours.你要哪个，哪个就是你的。What

3、 he says is not important.他说什么并不重要。It is important that he should know about it.他必须知道这件事。 宾语从句：从句做宾语I don t know if there will be a bus any more.我不知道是否还会有公交车。The boy believes that he will travel through space to other planets.这个男孩相信他将通过太空旅行到其他星球。I think that she is stupid.我觉得她很蠢。 表语从句（从句做表语）常见的系动词：b

4、e 动词，keep, remain, feel, smell, taste（感官动词），become, grow（表 示变化的）The question is where we can live.问题是我们可以住哪。This is what I want to tell you.这就是我想告诉你的。同位语从句(从句做同位语，同位语对另一个名词或代词进行补充说明)1 heard the news that our team won.我听到了我们队获胜的消息。 连接词that在名词性从句中可以省略1 it做形式主语，that引导主语从句It is said (that) he has been s

5、tudying a broad.据说他一直在国外学习。2动词宾语从句中think (that) you are clever.我觉得你很聪明3形容词宾语从句中I am afraid(that) I will be late.我担忧我会迟到。 If和whether的区别:If只能引导宾语从句和不放在句首的主语从句，whether四种都可以。Whether he will be back on time depends on the weather.她是否能按时回来取决于天气。I asked him if/ whether he could do me a favor.我问他是否能帮我个忙。I don t know whether or not he is well.(只有 whether or not,没有 if or not) 我不知道他是否健康。 Who 和 whoever, which 和 whichever的区另ij在引导名词性从句时,who翻译成“谁”,whoever翻译成“任何人,所有人”I don t care who you are.我不在乎你是谁。We welcome whoever comes to the party.我们欢迎来参加聚会的所有人。