名词性从句语法讲解课件

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,*,*,名词性从句语法讲解,名词性从句语法讲解名词性从句语法讲解1.When we will start is not clear.,2.Mrs Black wont believe that her son has become a thief.,3.My idea is that we should do it right now.,4.I had no idea that you were her friend.主语从句宾语从句表语从句同位语从句I 名词性从句的种类,1.,When we will start,is not clear.,2.Mrs Black wont believe,that her son has become a thief.,3.My idea is,that we should do it right now.,4.I had no idea,that you were her friend.,主语从句,宾语从句,表语从句,同位语从句,I,名词性从句的种类,在英语的句子结构中，本来该由名词充当的主语、宾语、表语和同位语，由一个句子来充当,这个句子就叫名词性从句。,什么是名词性从句,?,名词性从句,主语从句,(The Subject Clause),宾语从句,(The Object Clause),表语从句,(The Predicative Clause),同位语从句,(The Appositive Clause),主语从句,在复合句中作主句的主语,.,引导词有连词,that,(that,不可省略,),whether,;,连接代词有,who,what,which,;,连接副词,when,where,how,why,等.如:,1).,连接词,:that,whether,He is a famous singer.,It is known to us.,1.,That,he is a famous singer,is known to us.,(It is known to us that he is a famous singer.),Will we visit the Great Wall tomorrow?,It has not been decided.,Whether,we will visit the Great Wall,has not been decided.,It has not been decided,whether,we will visit the Great Wall,.,2).,连接代词,:who,whom,whose,what,which,whoever,whatever,whichever,Whose bag is it?,It cant be told.,Whose bag it is,cant be told.,It cant be told,whose bag it is.,What does he need?,It is money.,What he needs,is money.,无论你刚才说什么都是对的,.,Whatever you said,is all right.,3).,连接副词,:when,where,why,how,how many,how much,how long,how soon,how often,When will we start tomorrow?,It will be told soon.,When we will start tomorrow will be told soon.,我们将怎样制定计划已经被老师解释清楚了,.,How we will make the plan has been explained clearly by the teacher.,为什么他来这里还是不被人所知道,.,Why he comes here is not known.,1.,为什么有时侯用,that,whether,有时侯用连接代词,或着有时候用连接副词,?,2.,它的语序有没有变化,?,2.,总结,:,1).,主语从句一律用陈述句语序,即主语在前,谓,语在后,.,2).,连接词,that,在从句中,无实际意义,起引导作用,不作任何成分,但不能省略,.,When will he come is not known.,错误,When he will come,is not known.,He will not come to the meeting this evening is true.,错误,That,he will not come to the meeting this evening is true.,但是,what is the matter,和,what is wrong,不可改变语序,3).whether,可以引导主语从句 解释为”是否”,但,if,不能,.,4).whoever,whatever,whichever,等词可以引导主语从句,但,no matter who,no matter what,等不能,它们只能引导让步状语从句,.,5).,为避免主语冗长,句子头重脚轻,经常用,it,作形式主语,主语从句放在后面作真正的主语,.,例,:,It is,well known/reported/thought/said/,that,It is,clear/necessary/certain/true/doubtful/,that,It is,a pity/a shame/an honour/,that,It,doesnt matter whether/,It seems,that,It,happens,that,单个的主语从句作主语时，谓语动词用单数形式。如果是两个或两个以上的主语从句作主语，谓语动词则用复数形式。,Where and when he was born,has,not been found.,When the person was murdered,and,why he was murdered,are,still unknown.,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 essential that.,Its important that.,Its natural that.,Its strange,that,1._,we cant get seems better than _we have.,A.What,what B.What,that,C.That,that D.That,what,2.,It worried her a bit _ her hair was turning grey.,Awhile Bthat Cif Dfor,3.What the doctors really doubt is _ my mother will recover from the serious disease soon,Awhen Bhow,Cwhether Dwhy,4,made the school proud was,more than 90%of the students had been admitted to key universities.,AWhatbecauseBWhatthat,CThatwhatDThatbecause,We believe,(that),he is honest.,I told him,(that),I would come back soon.,He said,(that),he would go there the next day and,that,his family wouldnt go there.(,第二个不能省,),宾语从句,在复合句中作主句的宾语,放在实义动词或介词的后面,.,引导词有连词,that,(,that,常可省略,),whether,if,;,代词有,who,whose,what,which,;,副词有,when,where,how,why,等,.,如,:,总结,:,2.,注意点,1).,宾语从句一律用陈述句的语序,.,2,).,引导宾语从句的连词,that,也无实际意义,多数,情况下可以省略,.,3).whether,和,if,都可以引导宾语从句,但二者用法不同,.,1.,宾语从句的引导词,:,宾语从句的连接词与引导主语从句的连接词相同,.,5).that,在宾语从句中的省略与保留,(,1).,在主,+,谓,+it(,形式宾语,)+,宾补,+,that,从句,(,真正宾语,),的句型中不省略,.,例,:,We must make it clear,that,we mean what we say.,(2),.,由连词,and,连接的两个由,that,引导的宾语从句中,第一个,that,可以省略,第二,that,不能省,.,He told me(,that),he would come,and,that,he would come on time.,(3)that,一般不充当介词宾语偶尔可作,except,in,but,的宾语,;,其它介词后要用,that,从句作宾语须用,it,作形式宾语,.,1.He has made _clear _he will not give in.,2.Well see to _ _she gets home early.,3.I hatedislike _when someone smokes in the office.,4.Ill appreciate _ if you come to our party.,5.They took_ for granted _ you knew the fact.,it,that,it,that,it,it,it,that,6.,He is a good student except _he is careless.,7,I know nothing about him except _you told me.,8.,He usually goes to school on foot except_ it rains.,9.,I could say nothing but _I was sorry.,10.,Cars and motorcycles are similar,in,_ they are both privately owned means of transport.,11.,You can depend on,_,that I will help you.,what,when,that,that,that,it,只能用,whether不能用if的情况,1.在介词后面：,Im thinking,of,whether we should go fishing.,We didnt think,about,whether it would rain the next day.,2.在动词不定式前：,They asked me whether to sit at the front.,3.当与or not连用，或,提出两种选择,时,:,I dont know,whether,hes free,or