中考英语语法冲刺状语从句课件.pptx

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1、状语从句一、什么是状语从句？二、状语从句的分类及考频三、分类精讲四、归纳总结五、真题演练状语从句状语谓语修饰状状语语从句从句方式方式比比较较目的目的结结果果让让步步原因原因条件条件时间时间地点地点状语从句状语从句引导词引导词时间状语从句时间状语从句when,while,as,before,after,when,while,as,before,after,until(till),as soon as,sinceuntil(till),as soon as,since条件状语从句条件状语从句 if,unlessif,unless原因状语从句原因状语从句 because,as,sincebecaus

2、e,as,since结果状语从句结果状语从句so.that.,such.that.so.that.,such.that.目的状语从句目的状语从句 so that,in order thatso that,in order that让步状语从句让步状语从句though,although,even if,even though,although,even if,even though,no matter.though,no matter.比较状语从句比较状语从句 than,as.as.than,as.as.地点状语从句地点状语从句 where,whereverwhere,wherever局局长长在

3、全区国土在全区国土资资源工作会源工作会议议上的上的发发言言同志同志们们:这这次全区国土次全区国土资资源工作会源工作会议议的主要任的主要任务务是是贯彻贯彻全区全区经济经济工作会工作会议议、省市国土、省市国土资资源源工作等会工作等会议议精神精神,总结总结20 xx年度我区国土年度我区国土资资源工作源工作,研究部署研究部署20 xx年任年任务务。下面。下面,我代表区国土我代表区国土资资源分局源分局讲讲两个两个问题问题。一、一、20 xx年我区国土年我区国土资资源工作回源工作回顾顾20 xx年年,在区委、区政府和市国土局的正确在区委、区政府和市国土局的正确领导领导下下,在区人大、在区人大、政政协协的支

4、持的支持监监督下督下,全区国土全区国土资资源系源系统统以科学以科学发发展展观为统领观为统领,认认真真贯彻贯彻落落实实国国发发20 xx28号、国号、国发发20 xx31号等文件精神号等文件精神,按照按照“保障和保保障和保护护双双赢赢,节约节约和持和持续续并重并重,管理和服管理和服务务双双优优”的目的目标标,积积极服极服务务“两年两年”活活动动,努力提高国土努力提高国土资资源源节约节约集集约约利用水平利用水平,努力努力为为我我区区经济经济平平稳较稳较快的快的发发展与和展与和谐谐建建设设服服务务,取得了明取得了明显显的成的成绩绩。(一一)紧紧围绕紧紧围绕心工作心工作,积积极极为为社会和社会和经济经

5、济建建设设提供用地保障提供用地保障建建设设用地用地报报批是深化批是深化“两年两年”活活动动的重要保障的重要保障,也是推也是推进进我区先我区先进进制造制造业业基地建基地建设设的主要支撑。去年以来的主要支撑。去年以来,我局按照区委、区政府我局按照区委、区政府的的统统一部署一部署,紧盯紧盯“报报批率、供地率批率、供地率”,一方面一方面积积极向上争取用地极向上争取用地指指标标,努力拓展用地空努力拓展用地空间间。另一方面。另一方面动员动员全系全系统统力量力量,开展开展“百日百日会会战战”,开辟开辟项项目用地目用地报报批批“绿绿色通道色通道”,驻驻省省厅厅、市局全程跟踪、市局全程跟踪项项目目1.时间bef

6、ore/after在.之前之后由由beforebefore和和afterafter引导的时间状语从句，表示两个动作引导的时间状语从句，表示两个动作一前一后发生。一前一后发生。例如例如：It will be four days It will be four days before before they come they come back.back.AfterAfter you think it over,please let me you think it over,please let me know what you decideknow what you decide.Mr.Smi

7、thhasahabitoftakingashower_hehasbreakfast.A.thoughB.beforeC.becauseD.sincewhenaswhile当.时候例如例如：When she came in,I stopped eating.（瞬（瞬间间）When I lived in the countryside,I used to carry some water for him.（延（延续续）We were about to leave when he came in.（瞬（瞬间间）whenwhenwhenwhen1 1）主从主从句的动作同时发生，或从句的动作在主句之前句

8、的动作同时发生，或从句的动作在主句之前。2 2）从句的）从句的谓语谓语动词可以是动词可以是延续性延续性的动词，又可以是的动词，又可以是瞬时动词瞬时动词。什么是延续性动词？什么是瞬间性动词？什么是延续性动词？什么是瞬间性动词？whenwhenwhenwhen例如：Whilemywifewasreadingthenewspaper,IwaswatchingTV.（延续）Ilikeplayingfootballwhileyoulikeplayingbasketball.(对比)whilewhilewhilewhile1 1）whilewhile谓语谓语动作必须是延续性动作必须是延续性的的 并并强调主

9、句和从句的动作同时发生强调主句和从句的动作同时发生(或者相对应或者相对应)。2 2）whilewhile还还可以表示对比可以表示对比。whilewhilewhilewhileasasasas例如例如：We We always sing as we walkalways sing as we walk.(asas表示表示“一边一边一边一边”)As As we was going out,it began to we was going out,it began to snowsnow.(asas强调句中两个动作紧接着先后发生，而不强调开强调句中两个动作紧接着先后发生，而不强调开始下雪的特定时间始

10、下雪的特定时间)asasasas1 1）AsAs表示表示“一边一边一边一边”，asas引导的动作是延续性引导的动作是延续性的动作，一般用于主句和从句动作同时发生的动作，一般用于主句和从句动作同时发生;2 2）asas也可以强调也可以强调“一先一后一先一后。When they heard the news,they jumped with joy.While I was reading,he came in.Students sang as they walked.延续性动词一边.一边-Mike,whatwereyourparentsdoingat8:00lastnight?-Mymotherw

11、asreading_myfatherwasplayingcomputergames.A.whileB.whenC.unlessDaslongasFill in the blanks with“when,while,as”1_youmeetawordyoudontknow,consultthedictionary.2.Thestudentstooknotes_theylistened.3._thewindrose,thenoiseincreased.4.Shecalled_Iwasout.5.Wemuststrike_theironishot.6._youhavefinishedyourwork

12、,youmayhavearest.7.Iwasjustreadingabook_shecameintomyroom.till/until直到1.Youmaystayhereuntiltherainstops.2.Hedidntgotobeduntilhehadfinishedhiswork.直到.才.not until注意！注意！如果如果主句中的谓语动词是瞬时动词时，必须用否定形式主句中的谓语动词是瞬时动词时，必须用否定形式;如果主句中的谓语动词是延续性动词时，用肯定或否定如果主句中的谓语动词是延续性动词时，用肯定或否定形式都可以，但表达的意思不同形式都可以，但表达的意思不同。例如例如：I d

13、idnt I didnt go to bed go to bed until(till)my father came until(till)my father came backback.直到直到我父亲回来我才上床睡觉。我父亲回来我才上床睡觉。I I workedworked until he came back until he came back.我我工作到他回来为止。工作到他回来为止。一.就.assoonasIwillsendyouane-mailassoonasI_inCanada.A.arriveB.arrivedC.amarrivingD.willarrive考点总结before/

14、after在.之前之后“才”“就”when当.时候while当.时候.（延续性动词）as当.时候.“一边一边”till/untilnotuntil“直到.才”as soon as一.就常常见考法考法一一.多多以单选和完形填空的形式以单选和完形填空的形式二二 .从从连词的意义角度让大家选择连词的意义角度让大家选择连词或连词或从时态从时态的角度的角度设题设题经常考察“主将从现”时态问题Juliedidntleaveheroffice_thepolicearrived.A.howeverB.wheneverC.whileD.until典型例典型例题-WillyoupleasegivetheReade

15、rsTimestoJane?-Sure,Illgiveittoher_shecomesback.A.beforeB.untilC.becauseD.assoonas典型例典型例题典型例典型例题Imsurehewilljumpupwhenhe_thegoodnews.A.knowB.willknowC.knowsD.knowing典型例典型例题Imgoingtothepostoffice._youarethere,canyoubuymesomestamps?A.AsB.whileC.BecauseD.If典型例典型例题Idontknowwhenhe_nextweek.whenhe_pleasel

16、etmeknow.A.comes,comesB.willcome,willcomeC.willcome,comes D.comes,willcome误区提示 when既可以引导时间状语从句，也可以引导宾语从既可以引导时间状语从句，也可以引导宾语从句句。注意时态。注意时态2.条件if如果 1 1）由由ifif引导的条件状语从句表示在某种条件下某事引导的条件状语从句表示在某种条件下某事很可能发生很可能发生。Ifyouaskhim,hewillhelpyou.Ifyoufailintheexam,youwilllethimdown.2 2）表示不可实现的条件或根本不可能存在的表示不可实现的条件或根本

17、不可能存在的条件条件,也就是一种虚拟的条件或也就是一种虚拟的条件或假设假设IfIwereyou,Iwouldinvitehimtotheparty.多用多用过去式去式if除非+not如果.=unless主将从现例如：Letsgooutforawalkunlessyouaretootired.Ifyouarenottootired,letsgooutforawalk.Unlessitrains,thegamewillbeplayed.Ifitdoesntrain，thegamewillbeplayed.so/as long as 只要只要 例句:Youmayborrowmybookaslonga

18、syoukeepitclean.Solongasyourehappy,itdoesntmatterwhatyoudo.if如果unless除非as long as只要考点总结经常考察“主将从现”时态问题Ifit_,wewillgohikingatCoolCityPark.A.notrainB.dontrainC.wontrainD.doesntrain典型例典型例题Wecantavoidtrafficaccidents_everyonefollowstherules.A.unlessB.ifC.untilD.though典型例典型例题Tohelpothersismorevaluablethan

19、anythingelse._weshowourloveandcaretoothers,theworldwillbefullofhappinessandpleasure.A.AslongasB.AsmanyasC.Astallas典型例典型例题典型例典型例题Ifhe_inhalfanhour,we_waitforhim.A.wontcome,wont B.wontcome,dontC.doesntcome,wont D.willcome,dont典型例典型例题-Iwonderifyourwife_totheparty.-Ifyourwife_,sowillmine.A.willgo,goB.wi

20、llgo,goesC.goes,willgoD.willgo,willgo误区提示：误区提示：if 还可引导宾语从句，翻译成是否的意思，注意时态还可引导宾语从句，翻译成是否的意思，注意时态3.地点where在.地方ver无论在哪在没有雨水的地方，耕作是困难的Where there is no rain,farming is difficult.我们必须在能找到水的地方露营。We must camp where we can get water.你喜欢坐哪儿都可以。You can sit wherever you like.where ver定语从句地点状语从句VS判断有无先行词1.Bamboo

21、growsbestinplaceswhereitiswarm.2.Bamboogrowsbestwhereitiswarm.where在.地方wherever无论在哪定语从句和地点状语从句的区别：有无先行词考点总结TouristscanchoosetovisitKunming_theylikespring,summer,autumnorwinter.A.whoeverB.whateverC.wheneverD.wherever典型例典型例题Whenyoureadthebook,youdbettermakeamark_youhaveanyquestions.A.atwhichB.atwhereC

22、.theplacewhere D.where典型例典型例题Inpeace,too,theRedCrossisexpectedtosendhelp_thereishumansuffering.A.whoeverB.howeverC.whateverD.wherever典型例典型例题Ifyouaretraveling_thecustomsarereallyforeigntoyourown,pleasedoastheRomansdo.A.inwhichB.whatC.whenD.where典型例典型例题Mom,whatdidthedoctorsay?Headvisedmetolive_theairi

23、sfresher.A.inwhereB.inwhichC.theplacewhereD.where典型例典型例题5.原因becausesinceasnowthatfor表直接原因，用于回答whybecause表已知原因“由于，鉴于”since表已知的原因“既然”asnowthat1.IdidntgotoschoolyesterdaybecauseIwasill.2.Sinceeverybodyishere,letsbeginourmeeting.3.Asyouareinpoorhealth,youshouldnotstayuplate.4.Iaskedhertostaytotea,forIha

24、dsomethingtotellher.5.Nowthatyouhavefinishedyourhomework,youcanplaybasketball.becauseas由于，因为since/now that既然考点总结because because,since,as,for,since,as,for,辨析辨析because 和 as/since/now that1.because 用来说明人所不知的原因，as，since，now that显而易见的原因 becase 和for2.because because引导的从句如果放在句末，且前面有逗引导的从句如果放在句末，且前面有逗 号号,则则

25、可以可以用用forfor来代替来代替。(多种多种情况加以推断，就只能用情况加以推断，就只能用forfor。含情态动词）含情态动词）例：例：He is absent today,becaus e/for he is ill.He must be ill,for he is absent today.because because,since,as,for,since,as,for,辨析辨析as 和 for3.as和for的区别：通常情况下，as引导的从句在主句前，for引导的从句在主句后。例：As the weather is cold,I stay at home.(同义句)I stay at

26、 home,for the weather is cold.Because it was raining,so we stayed at home.大家来找茬Because it was raining,so we stayed at home.写作小贴士：because不能和so连用大家来找茬ChenWeiisntatschooltoday_heistakingarobotcompetitioninShanghai.A.soB.becauseC.beforeD.if典型例典型例题Hefounditincreasinglydifficulttoread,_hiseyesightwasbegin

27、ningtofail.A.andB.forC.butD.or典型例典型例题Hedidntgotoworktheheavyrain.A.becauseB.becauseofC.so D.since典型例典型例题_youvegotachance,youmightaswellmakefulluseofit.A.NowthatB.AfterC.AlthoughD.Assoonas典型例典型例题Hefounditincreasinglydifficulttoread,_hiseyesightwasbeginningtofail.A.andB.forC.butD.or典型例典型例题Amancannotsmilelikeachild,_achildsmilewithhiseyes,whileamansmileswithhislipsalone.A.soB.butC.andD.for典型例典型例题