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1、Unit 1 A land of diversity Grammar The Noun Clauses,名词性从句,在句子中起名词作用的句子叫名词从句 (Noun Clauses）。 名词从句的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，因此根据它在句中不同的语法功能，名词从句又可分别称为主语从句(Subject Clause)、宾语从句(Object Clause)、表语从句(Predicative Clause) 和同位语从句(Appositive Clause),Who will win the match is still unknown. I wan
2、t to know what he has told you. The fact is that we have lost the game. The news that we won the game is exciting.,主语从句,宾语从句,表语从句,同位语从句,主语从句 一个句子在复合句中充当主语叫主语从句。e.g. That the earth is round is true . Whether she will come or not is still a question . What you are doing seems very difficult .When they
3、 will start has not been decided yet .,引导主语从句的连词是不能省略的。That the earth is round is trueThat-从句作主语通常用it作形式主语，而将that-从句置于句末，例如： It is true that the earth is round. Its a pity that you should have to leave. 你非走不可真是件憾事。,Attention,2.表示“是否”意义时，一般用whether 而不用 if引导主语从句，Whether she will come or not is still a
4、 question . 但如果有形式主语 it引导时，既可用 whether，也可用 if。e.g. It is still a question if she will come or not . 3.有时可用形式主语it 代替主语从句：e.g. It is still a question whether she will come or not . It has not been decided yet when they will start .,用it作形式主语的that-从句有以下四种不同的搭配关系： It + be +形容词+ that-从句 It is necessary th
5、at 有必要 It is important that 重要的是 It is obvious that 很明显 b. It + be + -ed 分词+ that-从句 It is believed that 人们相信 It is known to all that 从所周知 It has been decided that 已决定,c. It + be +名词+ that-从句 It is common knowledge that是常识 It is a surprise that令人惊奇的是 It is a fact that 事实是 d. It +不及物动词+ that-分句 It ap
6、pears that 似乎 It happens that 碰巧 It occurred to me that 我突然想起,1. _ you dont like him is none of my business. A. What B. Who C. That D. Whether,2. _ he said at the meeting astonished everybody present. A. What B. That C. The fact D. The matter,练一练！,what与that在引导名词性从句时的区别:what引导名词性从句时在从句中充当句子成分,如主语,宾语,
7、表语,表示的.而that则不然,它在句子中只起连接作用,没有意义.(1) What you said yesterday is right.(2) That the earth goes around the sun is well-known to everybody.,3. _ leaves the room last ought to turn off the lights.A. Anyone B. The person C. Whoever D. Who 4. _the sports meet will be held depends on the weather. A. Whenev
8、er B. If C. Whether D. That,5. _ is a fact that English is being accepted as an international language.A. There B. This C. That D. It,6. When and why he came here _ yet.A . is not known B. are not known C. has not known D. have not bee7. After Yang Liwei succeeded in circling the earth, _ our astron
9、auts desire to do is to walk in space. A. where B. what C. that D. how 8. It worried Mary a lot _ she would pass the college entrance examination. A. whether B. if C. that D. how,宾语从句 一个句子在复合句中充当宾语就叫宾语从句。 e.g. Do you know where he is ?Im glad (that )you have passed the exam .I dont know whether (if)
10、you are willing to help me . I m sorry for what I have said. 我为我说的话表示歉意。,特别提示 1.由连接词that引导宾语从句时，that在句中不担任任何成分，在口语或非正式的文体中常被省去，但如从句是并列句时,第二个分句前的that不可省。,2.下列宾语从句 必须用whether 引导， 不可用if: a. 从句后有or not 时，不可用if :I dont know whether he will come or not . b. 介词宾语通常用 whether 引导:It depends on whether he is c
11、oming or not . 这要看他是否会来。c. 后接动词不定式时。 Can you tell me whether to go or to stay? 你能否告诉我是去还是留？,3. 用who，whom, which, whose, what, when, where, why, how, whoever, whatever, whichever等关联词引导的宾语从句相当于特殊疑问句，应注意句子语序要用陈述语序。 Do you know how old he is? I want to know what he has told you. 我想知道他告诉了你什么。 She always
12、thinks of how she can work well. 她总是在想怎样能把工作做好。 She will give whoever needs help a warm support. 凡需要帮助的人，她都会给予热情的支持。,4. think, believe, imagine, suppose等动词引起的否定性宾语从句中，要把上述主句中的动词变为否定式。即将从句中的否定形式移到主句中。例如： We dont think you are here. 我们认为你不在这。 I dont believe he will do so. 我相信他不会这样做。,He asked _ for a v
13、iolin（MET1992） A. did I pay how much B. I paid how muchC. how much did I pay D. how much I paid 2It is generally considered unwise to give a child _he or she wants. (NMET1997)A. however B. whatever C. whichever D. whenever 3. Little Tommy was reluctant to tell the schoolmaster _ he had done the day
14、before. A .that B. how C .what D. where,4. The old man smiled when he saw how pretty _ up to be during the past few years. A. had his daughter grown B. would his daughter grow C. his daughter would grow D. his daughter had grown 5. Have you seen Mary lately? My boss wants to know _. A. how she is ge
15、tting along B. how is she getting along C. what she is getting along D. what is she getting along,6. The true value of life is not in _, but _. A. which we get; what give we B. what we get; what we give C. which do we get; what do we give D. how we get; that we give 7. You cant imagine _ when they r
16、eceived these nice Christmas presents. A. how they were excited B. how excited they were C. how excited were they D. they were how excited 8. Do you know _?A. how many populations there are in the world?B. how much population there is in the worldC. how many the population of the world isD. what the population of the world is,
