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1、考点揭密考点揭密 在复合句中修饰主句中的动词、形容词或副词，在复合句中修饰主句中的动词、形容词或副词，作状语的从句叫状语从句。状语从句可置主语之前，作状语的从句叫状语从句。状语从句可置主语之前，也可置主语之后。也可置主语之后。前置时，从句后用逗号与主句分开；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。后置时，与主句之间无标点符号。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.状语从句可分为状语从句可分为时间、原因
2、、目的、结果、条件、时间、原因、目的、结果、条件、比较、地点、比较、地点、让步、方式等九类。让步、方式等九类。复习状语从句必须要关注和掌握的两复习状语从句必须要关注和掌握的两个要点：个要点：1、要和要和连词的意义连词的意义联系起来联系起来2、要和、要和时态时态结合起来，尤其是时间结合起来，尤其是时间和条件状语从句，状语从句要用一般和条件状语从句，状语从句要用一般将来时表示将来（主句用某种时态表将来时表示将来（主句用某种时态表将来时）。将来时）。要点一：要点一：分别引导时间、条分别引导时间、条件、原因、结果、件、原因、结果、目的、让步状语从目的、让步状语从句的连词句的连词 a.引导时间状语从句的
3、词有：引导时间状语从句的词有：when（当（当时候时候)，while（当（当时候），时候），after 在在之后），之后），before（在（在之前），之前），as soon as（一（一就）就），since（自从）（自从）,as（一边（一边一边一边），），till/until（直到（直到才）才）eg：I was doing my homework when my mother came back.=While I was doing my homework,my mother came back.时间状语从句时间状语从句1.Mother was cooking dinner when I r
4、eached home.(when“当当的时候的时候”）2.While the girl was shopping,the UFO landed.（While“当当的时候的时候”）4.Dont close the window before you go to bed.(before 在在之前）之前）3.As he was reading,he listened to the radio.（As“一边一边一边一边”）5.After I did/had done my homework,I went to bed.6.The Greens has lived here since they ca
5、me to China.(since 引导的时间壮语从句若用一般过去时，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主句则用现在完成时 :若若主句主句用用一般将来时一般将来时，时间状语，时间状语从从句句则用则用一般现在时一般现在时表示将来，即遵循表示将来，即遵循“主将从现主将从现”的原则。的原则。7.I will write to you as soon as I get to Beijing.8.I will tell him when he comes back.注意注意9.I wont go to bed until I finish my homework.Practice:1
6、.She will go to bed as soon as she2._her homework.A.will finish B.finishing C.finishesC 2.I will not watch TV until I finish my homework.=I will not watch TV _ I finish My homework.before3.My sister _(read)her bookin the classroom when her teacher came in.was reading4.I _(do)my homework while my par
7、ents_(watch)TV last night.was doingwere watching b.（1）引导条件状语从句的词有：）引导条件状语从句的词有：if(如果如果),unless(除非除非)=if not eg：If you dont get up early,you wont be able to catch the early bus.=Unless you get up early,you wont be able to catch the early bus.条件状语从句条件状语从句 What shall we do if it snows tomorrow?Dont lea
8、ve the building unless I tell you to.If I am free,I will call you.If it doesnt rain,we will go for a walk.You will be late for class unless you start right now.除非除非你现在出发你现在出发否则的话否则的话你上学就会迟到的。你上学就会迟到的。(2)“祈使句祈使句+and(or)+陈述句陈述句”在意思上相当于一个带有条件状语从句的复合句在意思上相当于一个带有条件状语从句的复合句：Hurry up,or youll be late.=If y
9、ou dont hurry up,youll be late.Study hard，and you will pass the exam.=If you study hard,you will pass the exam.小结小结:“祈使句祈使句+or+一般将来时的陈述句一般将来时的陈述句”结构中，结构中，or表示转折，译作表示转折，译作“否则，不然的话否则，不然的话”2.Study harder,or you will fail the exam.=If you dont study harder,you will fail the exam.=Unless you study harder
10、,you will fail the exam.1.Hurry up,or you will be late.=If you dont hurry up,you will be late.=Unless you hurry up,you will be late.if.not与与unless(=ifnot)及及or的同义句转换。的同义句转换。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.Ifdon
11、t UnlessmissC.用于引导用于引导原因原因状语从句：状语从句：because：“因为因为”since：“由于由于”so：“所以所以”原因原因状语从句状语从句He didnt come to school because he was ill.As it is raining,we shall not go to the zoo.Since you cant answer the question,Ill ask someone else.because表示直接原因，语气最强。表示直接原因，语气最强。because引导的原引导的原因状语从句多放在主句之后。回答由因状语从句多放在主句之后
12、。回答由why提出的问题，只提出的问题，只能用能用 because。as、since语气较弱，一般用来表示明显语气较弱，一般用来表示明显的原因。由的原因。由as和和since引导的原因状语从居多放在句首。引导的原因状语从居多放在句首。Why arent you going there?Because I dont want to.As he has no car,he cant get there easily.Since we have no money,we cant buy it.because和和so不能同用在一个句子里。不能同用在一个句子里。d.用于引导用于引导让步让步状语从句：状语
13、从句：though/although 虽然虽然(但是但是);even though即使即使;注意：注意：because 与与 so，though/although 与与but 不能同时出现在一个句子里。不能同时出现在一个句子里。让步让步状语从句状语从句 请判断正误，对的写请判断正误，对的写“T”，错误的写错误的写“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 lookin
14、g after her,but she doesnt let me do it.()F TT e.引导引导目的目的状语从句的词有状语从句的词有:so（因此，为了，以便），（因此，为了，以便），so that（以便），（以便），in order that（为了）（为了）In order to pass the exam,we are now all studying harder than ever.We are now all studying harder than ever so that/in order that we can pass the exam.Speak slowly so
15、 that we can understand you better.目的目的状语从句状语从句f.引导结果状语从句的词有引导结果状语从句的词有:so+形形/副副+that 如此如此以致以致 such+(a/an)+形形+名名+that 如此如此以致以致注意：注意：名词前面如果有名词前面如果有many，much，few,little 修饰时，表数量时，则用修饰时，表数量时，则用“so”。e.g：Jim is so strong that he can carry the big box easily.He has so little money that he cant buy the bike
16、.结果状语从句结果状语从句She is so great a father that we all like him.She is such a great father that we all like him.such+a/an+adj.+单名单名 so+adj.+a/an+单名单名 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:ABI
17、t is such fine weather that people can go swimming.such+adj.+不可数名词不可数名词+thatThey are such beautiful flowers that we want to pick them.1.I have so little money that I cant buy the book.2.We have so many friends that we feel happy.3.We had to do so much homework that we were very tired.小结小结:一般情况下一般情况下
18、,suchthat结构中用名词结构中用名词,但是但是,如果名词是用如果名词是用little,few,many,much等修饰时，表数量时等修饰时，表数量时,要用要用so来表示来表示.“如如此此”so little(如此少如此少)+不可数名词不可数名词 so few (如此少如此少)+复名复名 so many(如此多如此多)+复名复名 so much(如此多如此多)+不可数名词不可数名词Practice:1.Mary had _to do that she was busy all day.A.so many work B.so much workB.2.They were _little bo
19、ys that they C.couldnt go to school.D.A.so B.suchE.3.All of us are not surprised that he F.was _fat a boy that he could eatG._ much food.H.A.so,so B.such,soBAA(4)so.that与与too.to和和.enough to 之间的转换之间的转换 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
20、 not old enough to go to school.Practice:1.The room is_ small _ hold so many people.2.=The room is to hold so many people.3.=The room is_ small _ it cant4.hold so many people.5.too to not big enough sothatLets try!1.It was such a wonderful film that all of us wanted to see it again.2.The match is so
21、 important that nobody wants to miss it.3.I have _ much homework to do that I cant go with you.4.He is _ careless that he always make mistakes.5.There is _ little water that we should buy some.6.This is _ a difficult problem that no one can solve itThe film was so wonderful that all of us wanted to
22、see it again.It is such an important match that nobody wants to miss it.sosososuch由由if,as soon as,when,before,after,until,unless,even if 等引导的状语从句，当主句是等引导的状语从句，当主句是将来将来(或表将来意思）时，从句要用一般现在时或表将来意思）时，从句要用一般现在时 As soon as Mrs.Lee comes back,I will call and tell you.We should never get off until the bus st
23、ops.Li Hui will not be able to pass the exam unless he studies harder.要点二：要点二：和时态的结合和时态的结合 中考链接中考链接 状语从句状语从句1.Look at the noisy kids!（11贵州安顺市）贵州安顺市）Havent you heard the saying“When the cat is away,the mice _?”A.play B.playedC.are playing D.will play2.Im waiting for my friend.,Ill go shopping alone.(
24、11黑龙江鸡西市黑龙江鸡西市)A.If she comes B.If she doesnt come C.If she wont come3.If it _ this Saturday,we will _ for a picnic.(11贵州铜仁贵州铜仁)A.wont rain;shall go B.doesnt rain;will go C.isnt rain;go D.doesnt rain;go4.My father _ TV in the living room when I _ home yesterday.(11贵州铜仁贵州铜仁)A.watched;got B.was watchi
25、ng;got C.watched;was getting D.was watching;was getting5.As we all know,planting trees is good for the environment.Our class will go to the Sun Island tomorrow.As soon as we there,well begin to plant trees.(11哈尔滨市哈尔滨市)A.arrived B.arrive C.will arrive6.Look,what have they done!(2011湖北十堰湖北十堰)Sorry.I t
26、hink if I _ another chance,Ill do it better.A.giveB.will be givenC.will give D.am given7.Dont talk loudly at the meeting.If you _,you will have to leave.【2011湖南湘西湖南湘西】A.do B.are C.did8.If there is any change to the plan,I _ you as soon as possible.(2011江苏省宿迁市江苏省宿迁市)A.toldB.have toldC.tellD.will tell
27、 9.Betty will ring me up when she _ in Beijing.(重庆市重庆市)A.arrive B.arrives C.arrived D.will arrive10.Tom wants to know if you will have a picnic tomorrow.（山东泰安市）（山东泰安市）Yes.But if it _,well play chess instead.A.will rainB.rained C.is raining D.rains11.If Tom _ the game,well give him a surprise.(山东潍坊市山
28、东潍坊市)A.win B.wins C.won D.winning12.Can you guess if they speaking English with us?(新疆阜康新疆阜康)I think they will do if they free.A.will practise,are B.will practise,will be C.practising,being D.practise,are13.Dont bring food to the party.If you,Ill take it away.【2011四川广元四川广元】A.are B.do C.will14.What t
29、ime will Diana get to Chengdu?【2011广安市广安市】Im not sure.When he _,Ill call you.A.will arrive B.arrive C.arrives 15.If you _ your homework,you can go out to play football.（四川德阳市）（四川德阳市）A.finish B.will finish C.are finishing16There is going to _ a sports meeting next week.If it _,well have to cancel it.
30、(06)A.bewill rain B.havewill rain C.berains17.My father was preparing for his speech _ my mother was doing some washing last night.(安徽合肥安徽合肥)A.if B.while C.unless D.until18.Youd better take the map with you you wont get lost,(安徽省合肥市安徽省合肥市)A.as long as B.as soon as C.now that D.so that19.The pot-bell
31、ied pig is too big to sleep in the house,_I have to make her a big one.【2011贵州贵阳贵州贵阳】A.or B.so C.but 20.My father spends much money on books,_ hes not rich.【2011遵义遵义】A.but B.because C.even though21.You wont feel happy at school _ you get on well with your classmates.(河南河南)A.though B.when C.unless D.
32、because22.Jack likes reading a newspaper he is having breakfast.(黑龙江鸡西市黑龙江鸡西市)A.while B.and C.because23.Animals are part of nature should be well protected.【2011佛山佛山】A.andB.orC.but24._ they are very tired,they feel happy because theyve finally finished their project.(广州广州)So B.Although C.If D.But25_
33、there were only five soldiers left at the front,_ they went on fighting.【2011河源河源】A.Becauseso B.Ifand C.Thoughbut D.Though/27.Jack still came to school _ he was ill.【2011清远清远】A though B.that C.if D.so28._ you dont give up,your dreams will come true.(11肇庆肇庆)A.As long as B.As soon as C.As well as10.29
34、.Mr.Green speaks very loudly all the people can hear him clearly.(黑龙江鸡西市黑龙江鸡西市)A A.so that B.when C.because30.You bought the car about ten years ago?（湖北黄冈）（湖北黄冈）Yes.its old,it still runs well.A.Because B.Since C.Although D.But31.I hear the famous singer Xu Song may come to Ningbo next month.(浙江宁波市浙江宁波市)Really?_ he comes,my younger sister will be very excited.A.If B.Until C.Unless D.Before32.You may easily lose your way in Shanghai _ you dont have a map or a guide.(浙江衢州浙江衢州)A.until B.unless C.though D.if