(新)高中英语从句总结

1、所谓的光辉岁月，并不是以后，闪耀的日子，而是无人问津时，你对梦想的偏执。1)主语从句1 .定义：用作主语的从句叫做主语从句。2 .构成：关联词+简单句3 .引导主语从句的关联词有三类：(1) 从属连词 that.如：That they were in truth sisters was clear from the facial resemblance between them.很明显，她们确是亲姐妹，她们的脸型很相似。(2)从属连词 whether.如：Whether he' ll come here isn' t clear.他是否会来这里还不清楚。(3) 连接代词 who

2、, whom , whose, what, which , whoever, whatever, whichever连接副词 where, when, how, why.如：What she did is not yet known.她干了什么尚不清楚。How this happened is not clear to anyone.这事怎样发生的，谁也不清楚。Whoever comes is welcome.不论谁来者 B 欢迎。Wherever you are is my homemy only home.你所在的任何地方就是我的家我唯一的家。解释：1 .主语从句能用it作形式上的主语。常

3、以it作形式主语的句型有：A.It+be+形容词(obvious, true, natural, surprising , good, wonderful , funny, possible, likely , certain, probable, etc.) +that 从句。如：It is certain that she will do well in her exam.毫无疑问她考试成绩会很好。It is probable that he told her everything.很可能他把一切都告诉她了。B.It+be+名词词组 (no wonder, an honor, a good

4、 thing , a pity , no surprise, etc.) +that 从句。如：It' s a pity that we can ' t go.很遗憾我们不能去。It' s no surprise that our team should have won the game.我们没赢这场比赛真意夕卜。C.It+be+过去分词(said, reported, thought, expected, decided, announced, arranged, etc.) +that 从句。如：It is said that Mr.Green has arriv

5、ed in Beijing.据说格林先生已经到了北京。It is reported that China has sent another man-made earth satellite into orbit.据报道中国又成功地发射了一颗人造地球卫星。D.It+seem, happen等不及物动词及短语 +that从句。如：It seems that Alice is not coming to the party at all.Alice 似乎不来参加晚会。It happened that I was out that day.碰巧我那天夕卜出了。E.It+doesn' t mat

6、ter (makes no difference , etc.) +连接代词或连接副词引起的主语从句。如：It doesn' t matter whether she will come or not.她是否来这无关紧要。It makes no difference where we shall have the meeting.我们在哪里开会毫无区另1J。F.当that引导的主语从句出现在疑问句中时，要以it作形式主语，而把主语从句后置。如：Is it true that the scientist will give us a lecture next week ? 下周那位科学家

7、将给我们作报告是真的 吗？Does it matter much that they will not come tomorrow ? 他们明天不来很要紧吗？G.当主语从句出现在感叹句中时，要以it作形式主语，而把主语从句后置。如：How strange it is that the children are so quiet !孩子们这么安静真奇怪！2 .注意连接代词 whoever, whatever, whichever等引导主语从句的含义。Whoever comes will be welcome. (whoever=the person who) 来的人将受至U欢迎。Whatever

8、 he did was right. (whatever=the thing that)他所做的事情是正确的。Whichever of you comes in will receive a prize. (whichever=anyone of you who ) 你们当中不论哪个 进来将会得到奖2)表语从句1 .定义：用作表语的从句叫做表语从句。2 .构成：关联词+简单句3 .引导表语从句的关联词的种类：(1)从属连词that.如：The trouble is that I have lost his address.麻烦是我把他的地址丢了。(2)从属连词 whether, as, as

9、if.如：He looked just as he had looked ten years before.他看起来还与十年前一样。The question is whether they will be able to help us.问题是他们是否能帮我们。注：从属连词if 一般不用来引导表语从句，但as if却可引导表语从句，如：All this was over twenty years ago , but it' s as if it was only yesterday.这都是20多年前的事了，但宛如昨天一样。能跟表语从句的谓语动词一般为系动词be, seem, look等

10、。如：It looked as if it was going to rain. 看起来天要下雨了。(3) 连接代词 who, whom , whose, what, which , whoever, whatever, whichever连接副词 where, when, how, why.如：The problem is who we can get to replace her.问题是我们能找到谁去替换她呢。The question is how he did it.问题是他是如何做此事的。That was what she did this morning on reaching th

11、e attic.那就是她今晨上了阁楼干的。解释：1 .连词because可引导表语从句。如：I think it is because you are doing too much.我想这是因为你做得太多。2 .在一些表示“建议、劝说、命令”的名词后面的表语从句中，谓语动词用虚拟语气。should+动词原形表示，should可省略。如：My suggestion is that we (should) start early tomorrow.我的建议是我们明天早就出发。3)宾语从句1 .定义：用作宾语的从句叫宾语从句。2 .构成：关联词+简单句。3 .引导宾语从句的关联词有三类：(1)从属连

12、词that.如：He told us that he felt ill.他对我们说他感到不舒服。I know he has returned.我知道他已经回来了。注：that在引导宾语从句时也并不是任何情况下都可以省略。在以下情况下，that不能省略。1.Everybody could see what happened and that Tom was frightened. (and连接两个宾语从句,that宾语从句放在and的后面时，that不能省略。)大家都会看出所发生的事情并知道Tom非常害怕。1.1 know nothing about him except that he is

13、from the south. (that 引导的宾语从句作介词宾语时，that不能省略。)对他我一无所知，只知道他是南方人。3 .That he ever said such a thing I simply don' t believe. (that 从句位于句首时，that 不可省略。)我简直不相信他曾说过这样的话。4 .We decided, in view of his special circumstances , that we would admit him for a probationary period.(主句谓语动词与that从句之间有插入语，that不可省略。

14、)鉴于他的特殊情况，我们决定应允他一段试用期。(2)从属连词if/whether.如：I doubt whether he will succeed.我怀疑他是否会成功。I don ' t know if you can help me.我不知道你能否帮助我。(3) 连接代词 who, whom , whose, what, which , whoever, whatever, whichever连接副词 where, when, how, why.如：Who or what he was , Martin never learned.他是什么人？他是干什么的？马丁根本不知道。I wo

15、nder what he ' s writing to me about.我不知道他要给我写信说什么事。I' ll tell you why I asked you to come.我会告诉你我为什么要你来。You may do what you will.你可做任何你想做的事。(1)介词宾语从句宾语从句也可用作介词的宾语。如：He was deeply displeased by what had occurred that day.他对那天发生的事感到很不快。I walked over to where she sat.我走向她坐的地方。I am curious as to

16、 what he will say.我很想知道他要说什么。Your success will largely depend upon what you do and how you do it.你是否成功将主要取决于你做什么和怎样做。有时介词可以省略。如：I don' t care (for) who marries him.我不管谁跟他结婚。Be careful (as to) how you do that.你要注意做这件事的方式。解释：1 .如果宾语从句后还有宾语补足语，则用it作形式宾语，而将宾语从句后置。如：We thought it strange that Xiao Wa

17、ng did not come yesterday.我们认为小王昨天没来是奇怪的。He has made it clear that he will not give in.他已表明他不会屈服。2 .作介词的宾语：连词that引导的名词性从句很少作介词的宾语，只用在 except, but, in后。其 他一些介词的宾语从句如果由连词that引导，则需用it先行一步，作形式宾语。如：He is a good student except that he is careless.他是一个好学生，只是有点粗心。You may rely on it that I shall help you.你可以

18、指望我会帮助你的。介词宾语不可以用 which来引导，而要用 what来引导。如：Are you sorry for what you ' ve done?你为你所做的一切感到内疚吗？3 .某些形容词或过去分词后常接宾语从句，这类形容词或过去分词有sure, glad, certain , pleased,happy, afraid, surprised, satisfied 等，连词 that 可省略。如：I am not sure what I ought to do.我不能确定我该做什么。I' m afraid you don ' t understand wha

19、t I said.恐怕你没领会我说的意思。I' m surprised that I didn ' t see all that before.我好奇怪，我以前没看到过。Mother was very pleased her daughter had passed the exams.妈妈为她的女儿通过了考试而感到高兴。4 .连词 whether (or not)或if引导的宾语从句if和whether引导的宾语从句可以互换使用，但whether常和or not连用，if 一般不与or not连用。如：I wonder whether it is true or not.我不知

20、它是真是彳BU用if引导宾语从句如果会引起歧义，应避免使用if而用wheter.试比较：Please let me know if you want to go.Please let me know whether you want to go.if从句可理解为宾语从句，意为“请告诉我你是否想去”；此句又可理解为条件状语从句意为“如果你想去的话，请告诉我一声”。5 .宾语从句的否定转移。在think , believe, suppose, expect等动词后的宾语从句，有时谓语尽管是否定意思，却不用否定形式，而将 think等动词变为否定形式。如：I don ' t think yo

21、u are right.我认为你错了。I don' t believe they have finished their work yet.我相信他们还未完成他们的工作。I don' t suppose he cares does he? 我想他不在意，是吗？6 .宾语从句的时态变化规律：(1)当主句是一般现在时态时，从句可根据需要用任何时态。(2)当主句是一般过去时态时，从句只能使用过去范围内的任何时态。但客观真理除外。如：The teacher said that the earth goes round the sun.老师说地球绕着太阳运行。4)同位语从句1 .定义：用

22、作同位语的从句叫做同位语从句。2 .用法：同位语从句的先行词多为fact, news, idea, thought, question, reply, report, remark等，关联词多用从属连词that.如：They were all very much worried over the fact that you were sick.对你生病这件事，他们都很焦虑。Where did you get the idea that I could not come ?你在哪儿听说我不能来？Early in the day came the news that Germany had dec

23、lared war on Russia.德国已对俄国宣战的消息一大早就传来了。注：同位语从句偶尔由从属连词whether引导。如：I have no idea whether he' ll come or not.我不知道他是否来。连接代词 who, which , what和连接副词 where, when, why , how亦可引导同位语从句。The question who should do the work requires consideration.谁该干这项工作，这个问题需要考虑。We haven' t yet settled the question whe

24、re we are going to spend our summer vacation.到哪儿去度暑假，这个问题我们还没有决定。It is a question how he did it.那是一个他如何做了此事的问题。解释：1 .that引导的同位语从句与定语从句之区别that引导的同位语从句that引导的定语从句句法功能上that只起连接从句的作用，无意义。在从句中不充当句子成分。不可省。that替代先行词在从句中不仅起连接作用，还充当一个句子成分。如在从句中作动词的宾语时可 省略。意义上从句是被修饰名词的内容。从句起限定作用，是定语如：The news that Mr.Li will

25、be our new English teacher is true.（同位语从句，that 不可省。） 李先生将是我们的新英语老师这个消息是真的。The news （that） he told me yesterday is true.（定语从句，that 在从句中作 told 的宾语，可省。） 他昨天告诉我的消息是真的。2 .一些表示“建议、命令、要求”的名词后所跟的同位语从句中，谓语动词用虚拟语气should+动词原形表示。should可省。如：This is our only request that this （should） be settled as soon as possib

26、le.这就是我们唯一的请求：尽快解决这个问题。（6）不定式的构成1 .不定式的构成不定式是由不定式符号to+动词原形构成，在某些情况下to也可省略。不定式一般有时式和语态的变化，通常有下表中的几种形式（以 do为例）：主动式to do被动式 to be done完成式 to have done /to have been done进行式 to be doing完成进行式 to have been doing1）不定式的一般式不定式的一般式所表示的动作通常与主要谓语的动作同时或几乎同时发生，或是在它之后发生。如：They invited us to go there this summer.他们

27、邀请我们今年夏天去刃BJL。He stood aside for me to pass.他站至U边让我通过。2）不定式的完成式不定式的完成式所表示的动作在谓语所表示的动作之后发生，它在句中可作表语、状语、宾语， 有时也可作主语、定语等。如：She seemed to have heard about this matter 她似乎已听说过这件事。I meant to have told you about it , but I happened to have an important thing to do.我本来想告诉你这件事的，但我碰巧有一件重要的事要做。3）不定式的进行式不定式的进行式表示正在进行的与谓语动词同时发生的动作。它在句中可以用作除谓语以外的所有成分。如：It' s nice of you to be helping u