1、Module5TheConquestoftheUniverse名词性从句Noun clauses定义:在句子中起名词作用的句子叫名词性从句。种类:分为主语从句、宾语从 句、表语从句和同位语从句。名词性从句的功能:功能相当于名词词组,它在复合句中能担任主语、宾语、表语、同位语、介词宾语等。名词性从句的注意事项:必须使用陈述语序,即”主语+谓语”的语序。引导名词性从句的连接词分三类：1.连词that,whether,if 不充当从句的任何成分）2.连接代词：what,whatever,who,whoever,whom,whose,which.不仅起到连接一个句子的作用，同时也是从句的一个组成部分。
2、3.连接副词：when,where,how,why 一、主语从句简单地说，主语从句就是句子的主语是由句子来充当的。比如说：那个问题是对的。(The question is right.)“那个问题”是这句话的主语，而当把“那个问题”换成一句话时，这句话就可以称为“主语从句”。所以来看这句话：What you did is right.(那么 what you did 是一个句子，现在来充当主语，所以这句话就被称为“主语从句”了。)二、宾语从句简单地说，宾语从句就是句子的宾语是由句子来充当的。比如说：我知道 他。（I know him.）“他”是 这句话的宾语，而当把“他”换成一句话时，这句话就
3、可以称为“宾语从句”了。所以来看这句话：I know(that)you are a student.(那么 you are a student 是一个句子，现在来充当宾语，所以这句话就被称为“宾语从句”了。)特别注明：怎么来判断宾语呢？直接跟在动词（do）或是动词词组后面的成分就是 宾语。如:speak Chinese 这里Chinese 是做 speak 的宾语，换句话说 speak 是及物动词。三、表语从句简单地说，表语从句就是句子的表语是由句子来充当的。比如说：事实是 正确的。（The fact is right.）“正确的”是这句话的表语，而把“对的”换成一句话时，这句话就可以称为“表
4、语从句”了。所以来看这句话：The fact is that he is lying.(那么 that he is lying 是一个句子，现在来充当表语，所以这句话就被称为“表语从句”了。)特别注明：怎么来判断表语呢？直接跟在be 动词或是连系动词（如 seem,look,remain等）之后的成分就是 表语。四、同位语从句简单地说，同位语从句就是后面那句话是前面这个名词的具体的内容。比如说：我有个通知：明天放假。(I have a notice that tomorrow is free.)这句话中,tomorrow is free 就是 notice 的具体的内容。从句判断：1 What
5、 we found out from space research is important for us on earth.2 The fact that we cant travel faster than light means that it will take a long time to reach those planets.3 The teacher showed us the controls of the spacecraft and explained how gravity worked.主语从句同位语从句宾语从句宾语从句表语从句4 Like every schoolb
6、oy I had thought that going into space as an astronaut must be the best job in the world.5 The question people are asking is”What is the space programme going to cost?”几个需要注意的问题：1 whether与if均为“是否”但下列情况下只用whether：1).whether引导主语从句并在句首Whether he will come is not clear.2).引导表语从句The question is whether h
7、ell come.3).whether从句作介词宾语Im not sure about whether well win.4).从句后有or not Whether you like it or not,you ll have to do it.2.it 作形式主语和it引导强调句的比较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。而it引导的强调句则是对句子某一部分进行强调，无论强调的是什么成分，都可用连词that。被强调部分指人时也可用who/whom。It is a pity that you didnt go to see the film.It doe
8、snt interest me whether you succeed or not.It is in the morning that the murder took place.It is John that broke the window.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，而只起连接作用，不做任何句子成分。例如：1)_you said yesterday is right.2)_she is still alive is a good thing.It is right what you said yesterday.It is a good thin
9、g that she is still alive.WhatThat3.what 与that 在引导主语从句时的区别4 有because引导的表语从句不能与the reason（做主语）连用。The reason why he is late for school is that he missed the early bus.不能换成because1.what/thata._ he said at the meeting surprised us.b._ he spoke（发言）at the meeting surprised us.2.if/whether_ you go or stay
10、at home wont make any differences.WhatThatWhether名词性从句专练3.What a pity _is _you didnt arrive by daylight.A.there,because B.it,that C.he,when D.that,for4.We are ready to do _ the country wants us to do.A.what B.which C.no matter what D.whatever5._fashion differs from country to country may reflect the
11、 cultural differences from one aspect.A.What B.That C.This D.Which 6_ she couldnt understand was_ fewer and fewer students showed interest in her lessons.A.What;why B.That;what C.What;because D.Why;that7.He asked _for the violin.A.did I play how much B.I paid how muchC.how much did I pay D.how much I paid 8.Someone is ringing the doorbell.Go and see_.A.who is he B.who he is C.who is it D.who it is本节内容结束更多精彩内容请登录：
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