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1、第二讲：名词性从句（二）宾语从句、表语从句和同位语从句一、宾语从句1. 什么是宾语从句？在句子中用作宾语的从句叫宾语从句。引导宾语从句的关联词与引导主语从句表语从句的关联词大致一样，在句中可以作谓语动词或介词及非谓语动词的宾语。2. 宾语从句都有哪些类型？（1）. 由连接词that引导的宾语从句 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。例如：He has told me that he will go to Shanghai tomorrow. 他已经告诉我他明天要去上海。We must n
2、ever think (that) we are good in everything while others are good in nothing. 我们决不能认为自己什么都好，别人什么都不好。注意：在demand、order、suggest、decide、insist, desire, request, command等表示要求、命令、建议、决定等意义的动词后，宾语从句常用“（should）+ 动词原形”。例如：I insist that she (should) do her work alone. 我坚持要她自己工作。The commander ordered that troop
3、s (should) set off at once. 司令员命令部队马上出发。（2） . 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。例如：I want to know what he has told you. 我想知道他告诉了你什么。 She always 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
4、 help a warm support. 凡需要帮助的人，她都会给予热情的支持。（3） . 用whether或if引导的宾语从句，其主语和谓语的顺序也不能颠倒，仍保持陈述句语序。例如：Whether there is life on the moon is an interesting question. 月球上有没有生命是个有趣的问题。 The question is whether she should have a low opinion of the test?现在的问题是她是否应该有一个低意见的测试？ Everything depends on whether we have en
5、ough money. 一切要看我们是否有足够的钱。 I wonder whether he will come or not. 我想知道他来还是不来。 Can you tell me whether to go or to stay? 你能否告诉我是去还是留？（4）.动词的宾语从句大多数动词都可以带宾语从句We all expect that they will win , for members of their team are stronger.我们都预料他们会赢,因为他们的队员更强壮.He told us that they would help us though the whol
6、e work.他告诉我们在整个工作中,他都会帮忙的. 部分“动词+副词”结构也可以带宾语从句I have found out that all the tickets for the concert have been sold out.我发现这场音乐会的所有票都卖光了.Can you work out how much we will spend during the trip?你能计算出这次旅行我们将花费多少钱吗?动词短语也可以带宾语从句常见的这些词有:make sure确保 make up ones mind下决心 keep in mind牢记Make sure that there a
7、re no mistakes in your papers before you turn them in.在上交试卷前确保没有任何错误.可运用形式宾语it代替的宾语从句动词find,feel,consider,make,believe等后面有宾语补足语的时候,则需要用it做形式宾语而将that宾语从句后置.I think it necessary that we take plenty of hot water every day .我认为每天多喝开水是有必要的.I feel it a pity that I havent been to the get-together.我没去聚会,感觉非
8、常遗憾.I have made it a rule that I keep diaries. 我每天写日记成了习惯.We all find it important that we (should) make a quick decision about this mater. 我们都认为对这件事马上做出决定很重要. 有些动词带宾语从句时需要在宾语与从句前加it这类动词主要有:hate, take , owe, have, see to.I hate it when they with their mouths full of food.我讨厌他们满嘴食物时说话.He will have it
9、 that our plan is really practical.他会认为我们的计划确实可行.We take it that you will agree with us.我们认为你会同意我们的.When you start the engine, you must see to it that car is in neutral.开启发动机时, 一定要使汽车的离合器处于空挡位置.若宾语从句是wh-类,则不可用it代替 We all consider what you said to be unbelievable.我们都认为你所说的是不可信的.We discovered what we
10、had learned to be valuable.我们发现我们所学到的东西都是有用的.（5）.介词的宾语从句用wh-类的介词宾语从句We are talking about whether we admit students into our club.我们正在讨论是否让学生加入我们的俱乐部.The new book is about how Shenzhou 6 manned spaceship was sent up into space.这本新书是关于神州6号载人航天飞船是如何升入太空的.用that,if引导的介词宾语从句有时候except,but,besides三个介词后可见到th
11、at引导的宾语从句I know nothing about my new neighbor except that he used to work with a company.对于我的新邻居我只知道他曾在一家公司上班,其他一无所知.（6）.形容词的宾语从句常用来引导宾语从句的形容词有: sure,certain,glad,please,happy,sorry,afraid,satisfied,surprisedI am sure I will pass the exam.我确信我会通过考试.I am sorry that I have troubled you so long.很抱歉我这么长
12、时间在打扰你.He is glad that Li Ming went to see him when he was ill.他很高兴在他生病的时候李明能去看望他.2.宾语从句主句和从句都该用什么时态？ 注意宾语从句中的时态呼应，当主句动词是现在时，从句根据自身的句子情况，而使用不同时态。例如：he studies English every day. （从句用一般现在时）he studied English last term. （从句用一般过去时）I know (that) he will study English next year. （从句用一般将来时）he has studied
13、English since 1998. （从句用现在完成时）当主句动词是过去时态（could, would除外），从句则要用相应的过去时态，如一般过去时，过去进行时，过去将来时等；当从句表示的是客观真理，科学原理，自然现象，则从句仍用现在时态。例如：The teacher told us that Tom had left us for America 1. 主句用一般现在时，从句可用任意时态。2.主句用过去时，从句用过去某个时态。3. 主句用过去时，从句是客观真理时，只用一般现在时。3.宾语从句的连接词都有哪些？从属连词：连接宾语从句的从属连词主要有that,if,whether.that引
14、导表示陈述句的宾语从句,而if和whether引导表示“是否”的宾语从句.He told me that he would go to the college the next year他告诉我他明年上大学.I dont know if there will be a bus any more.我不知道是否还会有公交车.Nobody knew whether he could pass the exam.没人知道他是否会通过考试.连接代词：连接代词主要有who, whom ,whose ,what ,whoever ,whomever ,whosever, whatever, whicheve
15、r等.连接代词一般指疑问,但what, whatever除了指疑问外,也可以指陈述.Do you know who has won Red Alert game? 你知道是谁赢得了红色警报的游戏？The book will show you what the best CEOs should know. 这本书会告诉你最好的执行总裁该了解些什么.Have you determined whichever you should buy,a Motorola or Nokia cell phone?你决定好是买诺基亚还是摩托罗拉的电话了吗?连接副词：连接副词主要有when,where,why,how,whenever,wherever,however等.He didnt tell me when we should meet again.他没有告诉我什么时候我们能再见面.Could you please tell me how you use the new panel?你能告诉我怎么用这个新的操作盘吗?None of us knows where these new parts can be bought.没有人知道这些的新的零件能在哪里买到.注意：thin
