初中英语状语从句精讲.ppt

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,*,专题句型,状语从句,考点揭密,中考考点设置,典型例题解析,课时训练,1,考点揭密,在复合句中修饰主句中的动词、形容词或副词或句子，起状语作用的从句。由从属连词引导，从属连词在从句中不充当句子成分。状语从句可置主语之前，也可置主语之后。,前置时，从句后用逗号与主句分开；,后置时，与主句之间无标点符号。,状语从句可分为,时间、原因、目的、结果、条件、比较、地点、,让步、方式等九类。,e.g.,If you go to the party,you will,have a good time.,e.g.You will have a good time,If you,go to the party.,2,中考考点设置,1.,时间状语从句,(1),引导词：,when,while,as,before,after,as soon as,until/till,since.,e.g.Mother,was cooking,dinner,when,I,reached,home.(,when“,当的时候”）,e.g.,While,the girl was shopping,the UFO landed.,（,While,“当的时候3,e.g.Dont close the window,before,you go to bed.,(,before,在之前）,e.g.,As,he was reading,he was,listening to the radio.,（As,“一边一边”）,e.g.After,I had done my homework,I went to bed.,e.g.The Greens has lived here,since,they came to China.,(,since,引导的时间壮,语从句若用一般过去时，主句则用现在完成时,4,时间壮语,从句,中若用,一般将来时,，,从句,则用,一般现在时,表示将来，即遵循,“,主将,从现,”的原则。,e.g.I will write to you,as soon as,I,get to,Beijing.,e.g.I will tell him when he comes back.,注意,e.g.I,wont,go to bed,until,I finish my,homework.,5,(3)not.until,的同义句替换。,notuntil,在否定句中,表示“直到才”，,主句中的动词常用,终止性动词,这时,till/until,可用,before,替换,till/until,在肯定句中,表示,“直到为止”,主 句中动词用,延续性动词,e.g.,I,waited,till/until,he arrived.,(wait,是一个延续性动词）,e.g.I,didnt,leave,until/till/before,she,came back.（leave,是个短暂性动词）,6,practice:,1.I will go to bed,as soon as,I _my,homework.,A.will finish B.finishing C.finish,C,4.,I will,not,watch TV,until,I finish my,homework.,=I will,not,watch TV _ I finish,My homework.,before,7,2.My sister _(read)her book,in the classroom,when,her teacher,came in.,was reading,3.I my_(do)homework,while my parents_(watch),TV last night.,was doing,were watching,8,(3)if.not,与,unless(=ifnot),及,or,的同义句转换。,(2),遵循“,主将从现,”的原则,(即主句若为一般将来时，,从句用一般现在时代替将来。),2.,条件状语从句,(1),引导词：,if,unless.,e.g.If I,am,free,I,will call,you.,e.g.If it doesnt rain,we will go for a walk.,unless,是从属连词，它引导条件壮语从句，译作,“,除非否则的话,”,e.g.You will be late for class,unless,you start,right now.,除非,你现在出发,否则的话,年上学就会迟到的。,e.g.You will not succeed,unless,you work hard.,9,小结:,“,祈使句+,or+,一般将来时的陈述句,”结构中，,Or,表示转折，译作“否则，不然的话,”,相当于一个否定的条件状语从句。,相当于,If you dont(cant),you will,例句.,Study harder,or,you will fail the exam.,=,If,you,dont,study harder,you will,fail,the exam.,=,Unless,you study harder,you will fail,the exam.,例句.,Hurry up,or,you will be late.,=,If,you,dont,hurry up,you will,be late.,=,Unless,you hurry up,you will be late.,10,practice:,1.If you _ to the party,you_,have a good time.,go,will,2.,She _next Sunday,if she_ busy.,will go shopping,wont be,11,3,.Please hurry up,or,you will miss the train.,=_,you _ hurry up,you will _ the train.,=_ you hurry up,you will miss the train.,4.,Water the young trees as often as,Possible,or,they will die soon.,=_,you _ water the young trees as,often as possible,they will die soon.,=_ you water the young trees as,often as possible,they will die soon.,If,dont,Unless,If,dont,Unless,miss,12,中考考点设置,3.,原因状语从句,(1),引导词,:because,since,as.,(2),对,because,原因状语提问用“,why”,。,(3)because,不能与,so,连用。,(4)because,since,，,as,for,的区别：,13,Why,are you standing here?,-,Because,Im waiting for my uncle.,because,从句所表示的是对方不知道的,直接的原因,，因此在回答以,why,引导的特殊疑问句,时,只可用,because,它引导的从句可以位于主句前或主句后.,而,as,since,引导的从句却不可；,例句:,Li Hong didnt go to school,yesterday,because,he was ill.,14,as,从句所表示,比较明显的原因和理由,(由于,既然)这种原因一般是,大家知道,的,一般,从句说明原因,，,主句说明结果,。其,从句位于主句之前,since,用来表示比较勉强的理由和原,或原由已为人们所知。,e.g.,As the water was not deep,we were able to,cross the river.,(,从句说明原因,，,主句说明结果),e.g.,AS I knew he was ill,I didnt call him,.,e.g.Since everybody is here,lets bigin the meeting,（“大家都在这里”的原由已为人们所知）,e.g.Since you cant answer the question,（原由已为人们所知）,Ill ask someone else.,15,for,往往用于附加理由证明。所说的理由是一种补充说明。,分句前常有逗号,，,其引导的,分句不可放于句首,。,例句：,Its spring now,for,the flowers are out.,Practice:,Why hasnt Mr.Li come to work today.,-_he has gone to Beijing to have a meeting.,A,.If,B,.Until,C,.Though,D,.Because,2.I decided to stop and have lunch,_ I was,feeling quite hungry.,Because of,B,.for,C,.As,D,B,16,3.Because he was ill,he didnt_,go to school.,A.so B./,4.A.I stayed at home,because of,the,weather was bad.(),B.I stayed at home,because,the,weather was bad.(),C.I stayed at home,because of,the,bad weather,A,(),A,F,T,T17,中考考点设置,例句:,She is,so,great,a,father,that,we all like him.,4.,目的状语和结果状语,(1),目的状语从句,引导词：,so that,从句中常用,情态动词(,can/could),E.g.Speak slowly,so that,we,can,understand you.(2),结果状语从句,引导词：,so+adj+that,such+n+that,so,+,adj,+,a,+,n(,名单),+,that,例句,:It is,so,red,an,apple,that,I want to eat it.,so,+,adj,+,ann(,名单),+,that,(3)so,与,such,的区别,18,She is,such,a,great,father,that,we all like him.,such,+,a,+,adj,+,n(,名单),+,that,It is,such,an,red,apple,that,I want to eat it.,such,+,an,+,adj,+,n(,名单),+,that,小结:,so+adj+a/an+n(,单数）+,that,such+a/an+adj+n(,单数）+,that,1.,It is _small a room _it cant hold so many,People.,A.so that,B.suchthat,=It is _ a small room _it cant hold so many,People.,A.so that,B.suchthat,Practice:,A,B,19,2.,He is,_,young a boy,_,he cant carry the box.,He is,_,a young boy,_,he cant carry the box.,A.so that,A.suchthat,例句:,It is,such,fine,weather,that,people can go,swimming.,such,+adj,+n,不可数),+that,例句:,There are,such,beautiful,flowers,that,we want to,Pick it.,such,+adj,+n(pl),+that,小结,such,+adj+un/n(pl),+,that,A,B,20,I have,so,little,money,that,I cant buy the book.,We have,so,many,friends,that,we feel happy.,We have,so,much,homework,that,we tired.,小结:一般情况下,suchthat,结构中用名词,但是,如果名词是用,little,few,many,much,等,修饰时,要用,so,来表示.“如此”,so little(,如此少)+,u,so few (,如此少)+,cn,so many(,如此多)+,cn,so much(,如此多)+,u,注意:,little,若放在可数名词前,译作“小”,而不是“少”,要用,such,来表示.,21,Review:,so+,形,+a/an+,名(单数),such+a/an+,形,+,名(单数),so+many/much/few/little+,形,+,名,such+,形,+,不可数名词,/,可数名词复数,Practice:,1.Mary had _to do that she was busy all day.,So many work B.such much work,2.They were _little boys that they couldnt,go to school.,A.so B.such,3.All of us feel surprised that he was _little boy,eat_,_much,food.,A.so,so B.such,so,B,B,such,so,22,(4)so.that,与,too.to,和,.enough to,间转换,tooto,可与,not enough,注意:1.所修饰词和所修饰的词是一对反义词.,2.转换时,too,放在所修饰词之前.,too+adj,enough,放在所修饰词之后.,adj+enough,e.g.The boy is,so,young,that,he cant go to,school.,=The boy is,too,young,to,go to,school.,=The boy is,not old enough to,go to,school.,23,Practice:,The room is,small,hold so many people.,=The room is to hold so many people.,=The room is small,it cant,hold so many people.,too,to,not big enough,so,that,24,中考考点设置,5.,让步状语从句,(1),引导词：,though,/（,although）,even though/if.,(2)though/,不能与,but,连用。,请判断正误，对的写“,T”，,错误的写“,F”。,A.,Though,I like looking after her,but,she,doesnt let me do it.(),B.,Though,I like looking after her,she,doesnt let me do it.(),C.I like looking after her,but,she,doesnt let me do it.(),F,T,T,25,6.,比较状语从句,(1),引导词：,as.as,not as(so).as,than,(2)not as(so).as,与,than,的同义句替换。,(3)as.as,not as(so).as,中间用形容词或副词的,原形。,7.,地点状语从句,(1),引导词,where,wherever.,(2)wherever=no matter where,8.,方式状语从句,引导词：,as if,as though.,26,Have a,Have a,T,R,est?,est?,返回主页,27,【,例,1】Lucy knew nothing about it _her,sister told her.,2003,河北省,A.because B.until C.if D.since,典型例题解析,【,例,3】The young man travelled all over the world,he,had a man-made leg.,2003,河南省,A.though B.if C.as D.because,B,【,例,2】Other people wont be pleased if he,the,queue.,2003,河南省,A.will jump B.jumps C.jump D.jumped,B,A,【,例,4】The students will go to Summer Palace,if it,tomorrow.,2003,甘肃省,A.dont rain B.wont rain,C.doesnt rain D.isnt rain,C,28,【,例,7】David was so careless that he didnt find the mistakes in his test paper.(,改为简单句,),2003,福州市,David was_careless _ find the mistakes in his test paper.,【,例,5】The driver hurt the girl_badly_she,had to see a doctor.,2003,新疆,A.so,that B.either,or,C.too,to D.neither,nor,典型例题解析,A,【,例,6】Mrs Read didnt sleep well last night,because,the wind made too much noise.,对句子划线部分提问,),_Mrs.Read,_,well last night?,too to,Why didnt,sleep,29,.,单项选择,1.He was_angry to hear the news that,he couldnt say a word.,A.so B.too C.very D.much,2.Because his mother was ill,_he must stay at home to look after her.,A./B.so C.that D.either,3.Though the workers were very tired,，,_they went on planting trees.,A.and B.but C./D.so,4.They didnt watch TV_they finished their homework.,A.after B.when C.until D.as,课时训练,(B),(A),(C),(C),30,课时训练,5.Ill write to you as soon as I_Beijing.,A.get to B.arrive,C.will get to D.will arrive,6.Well have a trip if it_rain.,A.wont B.will C.dont D.doesnt,7._you hurry up,or we will be late for school.,A.If B./C.Unless D.When,8.He saves money_he can buy some birthday presents for his mother.,A.so B.so that,C.such that D.in order,9.Why are you late for school?,_ I got up late.,A.Because B.For C.Since D.As,(A),(D),(C),(B),(A),31,10.The flowers_well if they_.,A.wont grow,dont take good care of,B.dont grow,are taken good care of,C.dont grow,dont take good care of,D.wont grow,are not taken good care of,课时训练,(D),11.He asked_many strange questions that the teacher didntt want to teach him any more.,A.so B.such C.too D.very,(A),12.Ann is so careful that she always goes over her exercises to,there are no mistake.,A.look for B.make sureC.find out D.think about,(B),13.I have my own car,so I_drive where I want to go.,A.must B.have C.need to D.can,(D),32,14.The old man was quite weak after the accident,so he,A.must be takes care of B.must take care of,C.must be looked after D.must look after,15.The man had gone away _ the old man said thanks to him.,A.that B.so C.until D.before,课时训练,C,D,33,.,句型转换，将下列各句改为同义句,1.Hurry up or youll be late for school.,_you _hurry up youll be late for school.,_you hurry up,youll be late for school.,2.Ill do my homework when my mother comes back.,I_ do my homework _my mothercomes back.,3.This question is so hard that no one can answer it.,This is_ _ _that no one can answer it.,4.Because he was ill,he didnt go to school.,He was ill,_,he didnt go to school.,5.Though he was tired,he went on working.,He was tired,_,he went on working.,课时训练,If,dont,Unless,wont,until,such a hard,so,but,34,6.The ice on the lakez was so thin that people couldnt,skate on it.,The ice on the lake was _thick,_ _,people_ _ _.,7.The girl was too excited to say a word.,The girl was _excited_he couldnt say a word.,8.The men was so old that he couldnt climb the hill.,The man was,_,old _climb the hill.,9.unless you are brave youll lose your chanc.,_you _brave,youll lose your chance.,_brave,_ youll lose your chance.,10.The weather is so fine that people can go out for a walk.,It is_ _ _that people can go out for a walk.,课时训练,not,enough for,to skate on,so,that,too,to,If,are,Be,or,such fine weather,35,11.Its such a small room that it cant hold too many people.,Its,_ _ _,room that it cant hold too many people.,12.He had breakfast before he went to school.,He,_ _,breakfast,_,he went to school.,13.When he was 12,he started writing his own newspaper.,_ _ _ _12,he started writing his own newspaper.,课时训练,so small a,didnt have,until,At the age of,36,See you next time!,37,