名词性从句专题讲解ppt课件.ppt

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1、名词性从句专题名词性从句专题.如何判断如何判断4个名词性从句？个名词性从句？What you said sounds reasonable.When she will be back is still a question.It was a pity that he didnt pass the exam.主语从句主语从句总结：总结：迅速找出主句的谓语迅速找出主句的谓语;为避免句子头重脚轻为避免句子头重脚轻, 常常用用 it 充当形式主语充当形式主语,而把主语从句后置。而把主语从句后置。.宾语从句宾语从句I dont know who did all the cleaning.The pric

2、e depends on how many you will buy.I know nothing about whether he has arrived safe.I am afraid that I have made a mistake.He made it clear that he would resign soon.总结总结 :常作动词常作动词/动词短语动词短语/介词介词/be+形容词的宾语形容词的宾语;为避免为避免句子头重脚轻句子头重脚轻, 常用常用 it 充当形式宾语充当形式宾语,而把宾语从句后置。而把宾语从句后置。.表语从句表语从句This is where our pro

3、blem lies. It seemed that the night would never end.It looks as if it is going to rain. 总结：总结：放在系动词后的从句为表语从句。放在系动词后的从句为表语从句。常见的系动词有常见的系动词有: be, become, get, grow, turn, go, look, feel, smell, taste, sound, remain, stay, seem, appear, prove等等.同位语从句同位语从句The news that we won the game is exciting.I have

4、 no idea when he will come back home.总结：总结：同位语从句常置于一个名词后面，解释说明该名词同位语从句常置于一个名词后面，解释说明该名词的具体内容。的具体内容。常见名词有常见名词有: idea, fact, news, hope, opinion, proposal, chance, promise, plan, suggestion, doubt, message, thought, belief, information, truth, possibility, word(消息消息)等。等。 .如何选择引导词？如何选择引导词？what_ makes t

5、his shop different is that it offers more personal services._ I really want is to have a good rest. WhatWhatHe is not _ he used to be.whatwhatI dont know _ side effect the medicine will bring about.what.what在名从中充当在名从中充当主语主语,宾语宾语,表语表语,定语定语, 常指物常指物。.what在名从中在名从中也可以指人也可以指人。.what充当定语时充当定语时, 意为意为“什么的什么的”

6、。.what引导名从，一般引导名从，一般可以转换成一个定语从句可以转换成一个定语从句。Whatever she did is wrong.You can talk about whatever topic you like.whatever.whatever为为what的强调形式的强调形式,语气更加强烈。语气更加强烈。.whatever充当定语时充当定语时, 意为意为“无论什么的无论什么的”。.whatever引导名从引导名从,一般也一般也可以转换成一个定语从句可以转换成一个定语从句。_ he succeeded in the competition made us happy.It is c

7、ertain _ he will come.We all think it wrong _ he told a lie.The fact is _ he told a lie to me.The thought _ we might succeed excited us. Thatthatthatthat.that在名从中无任何意义在名从中无任何意义, 也也不充当成分不充当成分, 只起连接作用。只起连接作用。.that引导名从引导名从表示一种肯定的意义表示一种肯定的意义, 不存在疑问不存在疑问。thatthat其余引导词其余引导词 ?.不要去考虑到底缺什么成分不要去考虑到底缺什么成分。.只要根

8、据语境去考虑该句子要表达什么意思即可只要根据语境去考虑该句子要表达什么意思即可, 然后补充相应引导词然后补充相应引导词, 使句子要表达的意思完整。使句子要表达的意思完整。There is no doubt _he will come.There is doubt _ he will come.thatwhether练习练习语境语境1. _ I accept the gift or refuse it is none of your business.2.Go and get your coat. Its _ you left it.3. -Do you remember _ he came?

9、-Yes, I do. He came by car.4. She looked _ she were ten years younger.5. The question he asked was _ the electrical equipment should be stored.6. Please tell me _ you want your coffee, black or white?7. Maria has to baby-sit. Thats _ she cant come out with us.8. The last time we had great fun was _

10、we were visiting the Water Park.Whetherwherewherehowas ifhowwhywhen考点考点：_ broke the window is not a serious thing._ breaks the law should be punished.I dont know _ will be our English teacher next term.The question is _ we will send there.I will give this dictionary to _ wants to have it.We gave a g

11、ift to _ we invited. I dont know _ book it is.WhoWhoeverwho, whom + 名词性从句是名词性从句是指一整件事指一整件事。whoever, whomever +名词性从句是名词性从句是指人指人,相当于相当于anyone who,意为意为 “任何任何的人的人”。名词性从句缺定语名词性从句缺定语,指人指人,一般用一般用whose充当充当, 意为意为”谁谁的的”。whowhomwhoeverwhomeverwhose.名词性从句其他注意事项名词性从句其他注意事项考点考点：Eat _ cake you like and leave the o

12、thers for whoever comes in late.You can choose _ you want from these books. Nobodys here. You can take _ seat you want. whicheverwhicheverwhicheverwhichever与与whatever的区别的区别 whichever意为意为“无论哪个无论哪个;无论哪些无论哪些”, 一般给出的一般给出的语境是有一定范围的语境是有一定范围的;whatever意为意为“无论什么无论什么”。I would do whatever I can to save these f

13、lowers.考点考点：He had a car accident. Thats _ he was late.He was late. Thats _ he had a car accident.The reason _ he was late is _ he had a car accidentwhybecausewhythatwhy 引导的表语从句引导的表语从句表示结果表示结果。because引导的表语从句引导的表语从句表示原因表示原因。固定结构：固定结构：the reason whyis that (正确正确) 的原因是的原因是 the reason whyis because (错误错

14、误)Whether they will come is unknownIt is unknown whether/if theyll come. I asked the teacher whether/if it was trueIt all depends on whether theyll help us. The question was whether Tom has gone to Shanghai. The problem whether it is right or wrong has not yet been discussed.考点考点：以下情形只能用以下情形只能用wheth

15、er而不能用而不能用if: 主语从句位于句首时主语从句位于句首时/介词后面的宾语从句介词后面的宾语从句/引导表语从句时引导表语从句时/引导同位语从句时引导同位语从句时/固定结固定结构构: “whetheror”,“whetheror not” 。. 疑问词疑问词 + ever可引导名词性从句可引导名词性从句, 如：如：Whoever breaks the rule must be punished.You can choose whatever you like in the shop. 疑问词疑问词 + ever 还可引导让步状语从句还可引导让步状语从句, 如：如： breaks the r

16、ule, he must be punished,Whatever you do, you must do it well. no matter + 疑问词只能引导让步状语从句疑问词只能引导让步状语从句, 如：如：No matter who breaks the rule, he must be punished. No matter what you do, you must do it well.考点考点：比较：疑问词比较：疑问词 + ever和和no matter + 疑问词的区别。疑问词的区别。- I believe _ youve done your best and _ thing

17、s will happen. -Thank you. A. that; / B. /; / C. what; that D. /; that D考点考点：双重宾语从句双重宾语从句, 第二个第二个that不能省略不能省略;主语从句、表语从句、同位语从句中主语从句、表语从句、同位语从句中that不能省略。不能省略。考点考点：No one can be sure _ in a million years.A. what man will look likeB. what will man look likeC. man will look like whatD. what look will man

18、 likeA名词性从句的语序为名词性从句的语序为: 陈述陈述句语序句语序- Do you see why the machine doesnt work? - Sorry, lets ask the engineer _.A. what is the matter B. what the matter is C. how is the matter D. how the matter is A 非限制性非限制性定语从句与主语从句的区别定语从句与主语从句的区别Compare_ is known to us all, Taiwan is a part of China._ is known to

19、us all that Taiwan is a part of China._ is known to us all is that Taiwan is a part of China.AsItWhat考点考点：定语从句与同位语从句的区别定语从句与同位语从句的区别（1）The news that he told me is true（2）The news that he will come back from the U.Sis true 定语从句定语从句同位语从句同位语从句考点考点：The news that our volleyball team won the match made us

20、 excited.The problem that he asked me to solve is hard to solve.1. 虚拟语气在虚拟语气在主语从句主语从句中的运用中的运用. It is suggested / advised / proposed / recommended /ordered /desired / requested that + (should) +V原形原形. It is necessary /essential /important / natural / desirable / advisable / strange / surprising that

21、+ (should) +V原形原形 . It is a pity /a shame / no wonder that + (should) +V原形原形It is desired that she should finish her homework this afternoon.It is necessary that we should clean the room every day.It was a pity that you should be so careless. 考点考点：2. 虚拟语气在宾语从句中的运用虚拟语气在宾语从句中的运用在以下动词后接的宾语从句中在以下动词后接的宾语

22、从句中, 谓语动词用谓语动词用（should）+ V原原。 记住以下口诀：记住以下口诀： 1坚持：坚持：insist (坚持要求坚持要求) 2命令：命令：command, order 4建议：建议：suggest (建议建议), advise, propose, recommend 4要求：要求：require, desire, request, demandHe demanded that we (should) arrive on time. We required that the work (should) be done right now.补充：补充：suggest 当表示当表示“

23、暗示、表明暗示、表明”讲时，讲时，insist 表表示示“坚持认为，坚持说坚持认为，坚持说”之意时，应用陈述语气。之意时，应用陈述语气。1. We suggested that the meeting _ (put off). 2. His pale face suggested that he _(be) ill.3. They insisted that the boy _ (go) with them.4. The man insisted that he _(not steal) the money.5. The man in prison insisted that he _(do)

24、 nothing wrong and _(set free).should be put offwasshould gohadnt stolenhad doneshould be set free3. 虚拟语气在虚拟语气在表语从句表语从句和和同位语从句同位语从句中的运用中的运用作作 order /suggestion / advice / proposal / recommendation /requirement/request / demand /plan / idea 等名词后的表等名词后的表语从句和同位语从句中谓语要用语从句和同位语从句中谓语要用“(should)动词原形动词原形”。My advice is that the meeting (should) be put off.We all agree to his suggestion that we (should) start early. 名词性从句专题名词性从句专题名词性从句专题名词性从句专题