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2019-2020年高考英语语法基础考前快速复习-名词性从句种类关联词例 句说 明主语从句连词thatThat he will e and help you is certain.他来帮助你是确实无疑的。that在引导主语从句时不可省去whetherWhether 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。主语从句中只能用whether不可用if。连接代词whowhatwhichwhateverWhat he wants to tell us is not clear. 他要跟我们说什么，还不清楚。Who will win the match is still unknown. 谁能赢得这场比赛还不得而知。主语从句放在句首，句子常显得笨重，因此一般连接副词whenwherewhyhowIt is known to us how he became a writer. 我们都知道他是如何成为一名作家的。Where the English evening will be held has not yet been announced. 英语晚会将在哪里举行，还没有宣布。把它移到句子后面，前面用引导词“it”来作形式主语。宾语从句陈述意义thatI believe(that) he is honest. 我相信他是忠诚的。We must never 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。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。疑问意义ifwhetherI wonder whether he will e or not. 我想知道他来还是不来。Everything depends on whether we have enough money. 一切要看我们是否有足够的钱。I dont know if(whether) it is interesting. 我不知道它是否有意思。He doesnt care if it isnt a fine day.他不在乎天气是否好。whether常与or not连用，不能用if代替。作介词宾语要用whether不能用if。从句是否定句时一般用if引导。特殊疑问意义who, whom,which,whose,what, when,where, why,how,whoever,whatever,whicheverPlease tell me what you want.请告诉我你需要什么？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 help a warm support.凡需要帮助的人，她都会给予热情的支持。宾语从句作及物动词宾语也可做介词的宾语。注1如果宾语从句后面有宾语补足语，则用it作形式宾语，将从句后置。We must make it clear that anyone who breaks the law will be punished. 我们必须认清无论谁违反了法律都要受到惩罚。注2think,believe,imagine,suppose等动词引出的宾语从句，要将从句中的否定形式，移到主句中。We dont think you are right. 我们认为你不对。I dont believe he will do so. 我相信他不会这样做的。表语从句连词thatwhetheras ifThe problem is(that) they cant get here early enough. 问题是他们不能很早到达这里。It looks as if its going to rain.看起来天要下雨。在非正式的文体中that可以省去表语从句位于主句系动词之后连接代词whowhatwhichThats just what I want. 这正是我想要的。The question is who(which of you) will be the next speaker. 问题是谁（你们哪一位）接着发言。连接副词whenwherewhyhowThis is where our problem lies.这就是我们的问题所在。That is why he didnt e to the meeting. 那就是他为什么不到会的原因。同位语从句由连词that引导，不担任成分，也可有when, how, where等引导。The news that he had landed on the moon spread all over the world.他曾在月球上登陆这个消息传遍世界。I have no idea when he will e back home. 我不知道他什么时候回来。The thought came to him that Mary had probably fallen ill. 他想到可能玛丽生病了。He must answer the question whether he agrees to it or not.他必须回答他是否同意此事这样一个问题。同位语从句说明其前面的名词的具体内容，常用的名词如：fact, news, idea, hope, thought,question, order, fear, doubt, word, proof， belief, story等。
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