必修三unit4 主语从句

1、1，The Subject Clause主语，名词子句(3)，2，1，主语的定义2，主语的构成3，主语的指示4，it在形式主语5，主语的注意事项3，以下句子中寻找主语。1)you are a student . 2)his job is important . 3)to find your way can be a problem . 4)smoking is bad for you . 5)what he does is important . 3)主语是动作的发送者或说明对象。通常在谓语动词或动词之前。4，第一，主语从句的定义：在复合句中，谓语动词或系动词之前，作为主语的句子称为主语，从句

2、。That he is still alive is a wonder。第二，主语子句的构成：诱导语简单句谓语动词/谓语动词的其他组成部分。What he wants is a book。5，3，主语的谓语：从属连接词： that，whether；连接代词： who、whom、whose、which、whatWhatever、whoever、whichever连接副词： when、where、how、why。6，that that引导主语子句。that在条款中只连接，不做成分，没有意义，不能省略。that he will come is certain . 2 . whether 1)whet

3、her将主语子句引导到“是”，如果翻译为“否”，就不能省略。If不能领导标语子句。Whetherhellcommehereis a problem。7、3。who，whom，whose，what，which when，where，how，why 1)wh-word分别有实际意义，2)作为子句中的成分，不能省略3)，4)子句中的谓语who will write the poem has not been decided yet。whom she borrored money from still puzled him。which side will win is not clear。what s

4、he said toda Y was quite right，8，When he will be back depends on the weather .where the test will be given is not yet decided。where and when he was born is a secret。why he came here Is not known。how we can protect the endanged animals needs to be discussed。how many people died in the earth quake was

5、 unknown。9，注：whatever、whoever和whichever在主题部分没有疑问的意义。它引导主语，从句中的主语，宾语或表语等。Whoever comes will be welcome。(whoever=the person who)欢迎您。Whatever he did was right。(whatever=the thing that)他做的是对的。whichever of you comes in will receive a prize。(whichever=any one of you who)无论你们中的哪一位进来，都将获奖。10，4，it可以是形式主语，为了保

6、持句子的平衡，避免头沉重的脚，经常把it作为形式主题，主语从句是后面的实际主语。其结构如下：It谓词动词/动词对象/表语主语。示例： that we shall be late is certain。=it is certain that we shall be late . 1 . that the earth is round is known to all .=it is known t O all that the earth is round . 2 . whether they would support us was a problem。=it was a problem whe

7、ther they would support us，11，1。It be形容词that子句(obvious，true，surprising，good，wonderul，funny，possible，likeley，cerain，)是示例：使用Itsapitythatwecantgo，it作为格式主题的结构：12、3。It be过去分词that子句(said、reported、believed、suggested、known、thought、expected、decided、)示例：itissed主语is said，To do to be doing to have done(动作发生在is

8、said之前)to have been done to have been doing，13，he is said to go abroad soon。据说马上就要出国了。表示用不定式表示的动作还没有发生，或者以后会发生。据说，这些老虎面临灭绝的危险，尤其是不正之风的表现状态。they are said to be researching into the question。他们说他们在研究这个问题。the film is said to have been going on for two months。据说这部电影上演了两个月。this book is said to have been

9、translated into sever al foreign languages。据说这本书被翻译成了多种外语。14，4。It自动动词或语法that子句(seem、happen、doesntmatter、)，例如IthappenedthatIwasoutthatday。(碰巧)It seems that he has known it。(就像.)itdoes sntmattester whethershewill comeornot。15 .that后面的小节必须使用虚拟语气(should动词原形)。should可以保存。it is suggested (ordered，required.

10、)that.(should) do 建议；有命令，有人说：“这个句型的过去分词表示请求，建议，命令等单词时e . g . it is suggested that web(should)go at once .it is required that every one here should be able to use computer . 2 . it is important/Neceary/strange.that.(should)Do e . g . it is important that the students learn English well。it is stranget

11、 hat you should like him。it is neceary that you should master the computer，16，1。主题部分的“that”通常不能保存；2.句子的语序用于主语从句。主语只能用whether引导，不能用if引导。5.主语注意事项17，4。主语子句后的谓语动词使用第三人称单数。whetherhellcommehere _ _ _ _ _(be)not clear . 5 . what指导主语时，谓语动词：1)总是与其后的名词表语一致2)取决于句子的上下文。what you left _ _ _ _ _(be)only several ol

12、dbooks。what you said _ _ _(be)of great importance，is，are，is，18，1。where shall we spend the holiday isnt decided。2 .you have made a mistake is a fact。3 .that is certain that we can win。4 .if the policemen will come is not certain，we shall，that，it，whether，错误的练习：19，5。it is say that he was a famous write

13、r。6 .it is seemed that it is going to rain soon。7 .who leaves the room last ought to turn off the lights .said、seems、whoever、20、1。_ _ _ _ _ _ _ _ _ _ he said is true . a . whatb . that c . which d . whether，2 ._ _ _ _ _ _ _ _ _ _ _ _ you have done might do harm to other people . a . that b . whatc .

14、 which d . this，3 ._ _ _ _ _ _ _ _ _ _ _ the 2008 Olympic games will be held in beijin is not known yet . a . whenever b . if c . whethesit worried her a bit _ _ _ _ _ _ her hairs turning white . a . while b . that c . if d . for，5。_ _ _ _ _ _ _ _ _ _ he said at the meeting shocked every body presen

15、t . a . whatb . that c . the facd。the matter，6 ._ _ _ _ _ _ _ _ _ _ web cant get seems better than _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _What B. WhatThat C. ThatThat D. ThatWhat、22、7。_ _ _ _ _ _ _ _ _ _ well go camping tomorrow depends on the weather . a . if b . whetherec . that d . where，8_ _ _ _ _ _

16、 _ _ you dont like him is none of my business . a . whatb . who c . that d . whether，9 ._ _ _ _ _ _ _ _ _ _ caused the accident is still a complete mystery . a . whatb . that c . howd . where，231.what he Wants is a book . 2 . it is strange that you should like him . 3 . im so glad that I can make friends with you . 4 . this is why he did it . 5 . that h