单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,表语从句,.Definition,（定义）,表语是,用来说明主语的身份、性质、品性、特征和状态,的，表语常由,名词、代词、数词、动词过去分词、动词的,-ing,形式、副词、介词短语、形容词、不定式,和,从句,等来充当。,Eg.,（例子）,The person stood in front of you just now is,my headmaster.,刚才站在你前面的那个人是我的校长。,I didnt know that it was,you,at that time.,当时我不知道那是你。,The door remained,closed.,门仍然关着。,Marys daily job is,cleaning the house,.,玛丽的日常工作就是打扫这间房子。,名词,充当表语,代词,充当表语,动词过去分词,充当表语,动词,-ing,形式充当表语,The house is not only,large,but also,beautiful,.,这所房子不仅大而且漂亮。,When I went to your house,you were,out,.,当我到你家的时候，你不在家。,No one was,in the dorm,when she arrived.,当她到达的时候，宿舍里没有人。,My job is to,teach you English,.,我的工作是教你们英语。,The reason why he came late was,that his clock didnt work.,他迟到的原因是他的闹钟坏了。,介词短语,充当表语,副词,充当表语,形容词,充当表语,不定式,充当表语,从句,充当表语,观察思考,：,指出句子成分,Henry,was,an American businessman.,Henry,met,an American businessman.,主语,表语,主语,谓语,宾语,（及物动词）,连系动词,表语从句的定义,The question is who will do it.,The question is difficult,.,（表）,表语从句,（表）,2.,表语从句的构成,主语,+,系动词,+,引导词,+,简单句,This is why he did it.,表语从句放在,连系动词,之后，充当复合句中的表语。,What I want to say,is,that,I am tired,可以接表语从句的,系动词,有：,1:,be,（,being,been,am,is,are,was,were),2:,feel,seem,look,appear,sound,taste,smell,3:,stand,lie,remain,keep,stay,4:,become,get,grow,turn,go,come,run,fall,5:,prove,turn out,连接词：,that/whether,/as if/as,though(if,不引导表语从句,),连接代词：,who/whom/whose/which,/what,连接副词：,when/where/why/how/,because,Predictive clause,表语从句,1.that,1)that,在从句中,不担任句子成分，无实际意义，一般不能省略,2),在表“建议，劝说，命令”的名词,idea,suggestion,request,proposal,等后面的表语从句中，谓语动词用“,should+,动词原形,”，,should,可省略,My,opinion,is,that,its getting better and better.,My,suggesstion,is,that,we,(should),start early tomorrow.,whether,在表语从句中表,但不充当句子的成分。,if,引导表语从句,.,如,:,1.What the doctor really doubts,is,whethe,r,my mother will recover from the serious disease soon.,2.The question,is,whether it is worth doing.,“,是否”,不能,whether,现在唯一要弄清楚的是他是否拐卖妇女儿童。,他提出的第一个问题是：儿子无出息，父母也不光彩，是否如此？,All that is to be made clear is whether he abducted and sold women and children.,The first thing he put forwards was whether a worthless son was a disgrace to his parents.,as if,as though,引导的表语从句,as if/though,引导的表语从句常置于连系动词,look,seem,sound,be,become,等后面，常用虚拟语气，表示不存在的动作或状态。,e.g.,It sounds,as if/though,somebody was knocking at the door.,主语,+,连系动词（,look/seem/appear,）,+that/as if,从句,*,as if/as though,引导的表语从句如果是事实，就用陈述语气；如果与事实不符，就用虚拟语气,(,主句一般现在时从句就用过去式，,be,的话变成,were,。主句是过去式，从句用过去完成时,),。,It looks as if he were her own father.(,与事实不符,),Dark clouds,are gathering.It looks as if its going to rain.,As/as if,、,as though,形势并不像外表所看到的那样。,她看上去很担忧她领导的病情。,他好像疯了似的。,The situation is not as it seems to be.,She looks as if she is worried about her leaders disease.,It was as though he were mad.,because,because,引导表语从句通常只用于“,This/That/It is because”,结构中。,My anger is,because,you havent written to me for a long time.,你为什么不来出席座谈会？是病了么？,Why were you absent from the forum?Was it because you were ill?,that,why,与,because,引导表语从句时的区别,虽然三者均可引导表语从句，,但,that,没有词义，而,why,和,because,有自己的意思,；另外，虽然,why,和,because,都可引导表语从句，但,前者强调结果，后者强调原因,。如：,The reason was that,you dont trust her.,原因是你不信任她。,The fact is that they are angry with each other.,事实是他们生彼此的气。,He was ill.,Thats why,he was sent to the hospital.,他病了，所以被送到医院来。,He was sent to the hospital.,Thats because,he was ill.,他被送到医院，是因为他生病了。,填空,:,The reason why,we didnt trust him is _ he has often lied,reason,做主语时，表语从句只能用,that,引导,不能用,why,引导。句型结构为：,The reason(why/for)is/was that.,The reason is that,that,The reason why he was late was that he missed the train by one minute this morning,（,当主语是,reason,时，表语从句要用,that,引导而不是,because,）,他早上来晚的原因是他晚了一分钟而没赶上火车。,注意：,主语为,reason,时，表语从句连接词用,that,但以,it,this,that,开头做主语的句子，则可用,because,。,The reason,for his being late was,that,he missed the early bus.,She was late this morning.,That,was,because,she missed the early bus.,*,The reason _ he was late was that he missed the early bus.,why,例题,2,：,The reason why he failed is _he was too careless.,A.because B.that C.for D.because of,B,注意点,2,：,主句主语为,reason,只能用,that,引导表语从句，不可用,because.,连接代词,who,whom,whose,what,which,whoever,whatever,whichever,连接副词,where,when,how,why,。,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 the attic.,那就是她今晨上了阁楼干的。,That is where he was born.,那就是他出生的地方。,where,when,why,how,引导的表语从句,连接副词,where,when,why,how,除在句中起连接作用外，在从句中还充当时间、地点、方式、原因状语，本身具有词义。,e.g.Thats,where,I cant agree with you.,This is,why,Sara was late for the meeting.,This is,how,they overcome the difficulties.,My strong