高中英语语法讲解与练习之名词性从句Word文档格式.docx

1、常用句型如下：（1） It is 名词从句 It is a fact that 事实是 It is an honor that 非常荣幸 Its a pity that.It is common knowledge that 是常识 Ita no wonder that. （2） it is 形容词从句 It is natural that 很自然 It is strange that 奇怪的是It is likely that . It is obvious that . It is clear that. （3） it 不及物动词从句 It seems that 似乎 It happene

2、d that 碰巧 It matters that. 很重要It turned out that.结果是 It occurred that 突然想起 （4） it is过去分词从句 It is reported that 据报道 It has been proved that 已证实It is announced that It is considered that另注意在主语从句中用来表示惊奇、不相信、惋惜、理应如此等语气时，谓语动词要用虚拟语气“（should） +do”，常用的句型有：It is necessary （important, natural, strange,surpris

3、ing,unthinkable,unbelievable,incredible etc.） that It is suggested （advised,requested,required,ordered, proposed, desired,demanded,insisted etc.） that例子（1）It is certain that he will win the match.（2）It is true that he has made a very important discovery in chemistry.（3）It is very likely that they wi

4、ll hold a meeting.（4）It is strange that he should do that.（5）It is important that we all should attend the meeting.（6）It is strange that the man should have stuck to his silly ideas.（7）It is a pity that we wont be able to go to the south to spend our summer vacation.（8）It is still a mystery what cau

5、sed the accident. （9）It is said that he has gone to shanghai.（=He is said to have gone to shanghai） （10）It is known to all that the gun powder was first invented by the Chinese. （11）It is suggested that the work should be done with great care.（12）It seems that he has seen the film.（=He seems to have

6、 seen the film）（13）It happened that the two cheats were there. （=The two cheats happened to be there）2WhetherWhether we can arrive there on time depends on the traffic.Whether you can succeed or not depends on how hard you work at it.3Wh-类引导词，包括： 1.连接代词what，who，which，whatever，whoever 2.连接副词how，when，

7、where，why等词引导。连接代词和连接副词在句中既保留自己的疑问含义、又起连接作用，在从句中充当从句的成分。例如：What 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。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。注意：主语从句的时态：不受主句的时态影响和限制。（1）That he finished writi

8、ng the composition in such a short time surprised us all.（2）Whether we will go for an outing tomorrow remains unknown.（3）Who will be our monitor hasnt been decided yet.（4） Whom we must study for is a question of great importance.（5）What caused the accident remains unknown.（6）Whatever you did is righ

9、t.（7）Who the watch belongs to was lost is unknown.（8）What we need is time.（9）What we need are good doctors. What 与that 在引导主语从句时的区别 What 引导主语从句时在从句中充当句子成分，如主语宾语表语，而that 则不然。 What you said yesterday is right. 宾语从句名词句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。1. 由连接词that引导的宾语从句由连

10、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。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 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。在demand、order、suggest、decide、insist, desire, request,

11、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”。I insist that she （should） do her work alone. 我坚持要她自己工作。The commander ordered that troops （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。I

12、 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 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。此外，whether与if 在作“是否”的意思讲时在下列情况下一般只能用whether，不用if：a. 引导主语从句并在句首时；b. 引导表语从句时；c . 引

13、导从句作介词宾语时；d. 从句后有“or not”时；e. 后接动词不定式时。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 enough money. 一切要看我们是否有足够的钱。I wonder whether he will come

14、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. 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。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 English since 1998. （从句用现在完成时

15、）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。The teacher told us that Tom had left us for America 5. think, believe, imagine, suppose等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。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

16、不会这样做。6.时态：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。7.宾语从句的连接词连接宾语从句的从属连词主要有that,if,whether.that引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 whethe

17、r he could pass the exam.没人知道他是否会通过考试.连接代词主要有who, whom ,whose ,what ,whoever ,whomever ,whosever, whatever, whichever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 d

18、etermined 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

19、 parts can be bought.没有人知道这些的新的零件能在哪里买到.8.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 whole 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 c

20、oncert 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 are 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,f

21、eel,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 （s

22、hould） 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 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

23、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 had learned to be valuable.我们发现我们所学到的东西都是有用的.9.介词的宾语从句用wh-类的介词宾语从句We are talking about whethe

24、r 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.有时候except,but,besides三个介词后可见到that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

25、一无所知.10.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.11.if,whether在宾语从句中的区别 if和whethe

26、r在作“是否”解时,引导宾语从句常放在动词know,ask,care,wonder,find out等之后,介词后一般不用if 少数动词,如:leave,put,discuss,doubt后的宾语从句常用whether. whether后可以加or not,但是if不可以. 在不定式前只能用whether.（如：I cant decide whether to stay. 我不能决定是否留下。） 避免歧异时,我们常用whether而不用if.12.哪些宾语从句不可以省略引导词that1.当that作learn,suggest,explain,agree,wonder,prove,mean,st

27、ate,feel,hold等动词的宾语时;2.当宾语从句较长时;3.当主语状语置于主句尾,宾语从句之前时;4.当主语谓语动词（包括非谓语动词）与宾语从句之间有插入语时;5.当一个动词带有两个或两个以上宾语从句时,此时第一个that可以省略,第二个that不可以省略;6.当宾语从句中的主语是this,that或this,that做主语的定语时;7.当宾语从句是双宾语中的直接宾语时;当宾语从句的主语是非谓语动词或主语从句时;8.当主语中的谓语动词是固定词组时;9.当宾语从句有it做其先行词时;10.在直接引语中,转述分句把宾语从句隔开时.13.宾语从句的否定转移主句的谓语动词是think,beli

28、eve,imagine,suppose,consider,espect,fancy,guess等,并且主句的主语是第一人称而且为一般现在时,从句的否定词一般要转移到主句上来,其反义疑问句一般与宾语从句一致.I dont think he will come to my party.而不能说成I think he wont come to my party.我认为他不会来我的舞会.I dont believe that man is killed by Jim,is he?我认为那个人不是Jim所杀的,是不是?如果宾语从句中有某个含有否定意义的形容词或副词,其反义疑问句要用肯定形式.We fin

29、d that he never listens to the teacher carefully,does he?我们发现他从来不仔细听老师讲课,是不是?14.宾语从句的时态和语序当主句为现在时或将来时,宾语从句的时态一般不受主句的时态所影响.当主句为过去时从句用一般过去时或过去进行时表示与主句谓语动词动作同时发生I only knew he was studying in a western country,but I didnt know what country he was in.我只知道他当时在西方的一个国家读书,可不知道是哪个国家.He asked me if I was reading the story The Old Man and the Sea when he was in.他问我他进来的时候我是否正在读.从句过去完成时表示该动作发生在主句谓语动作之前He t