初中状语从句讲课课件 31页

状语从句AdverbialClause\n什么是状语？HespeaksEnglishverywell.Youareverybeautiful.（动词）（形容词）（程度副词）主语谓语宾语状语\nIusuallygotoschoolbybike(方式状语）everyday.（时间状语）\n用来修饰动词，形容词，副词以及全句的句子成分，叫做状语。adverbialmodifier(adv.)用作状语的通常是副词，介词短语，不定式和从句等。\n状语从句？在复合句中表示的状语修饰主句中的谓语动词，形容词或副词等的从句叫状语从句。\n状语从句分类1时间状语从句9结果状语从句6让步状语从句8方式状语从句7比较状语从句2地点状语从句3原因状语从句4条件状语从句5目的状语从句\nWhen“当……的时候”既可指时间段，也可指时间点从句中既可用延续性动词，又可用非延续性动词（终止性动词）动作既可和主句的动作同时发生，又可在主句的动作之前或之后发生Whenwhileas\n当他回到家的时候，我正在做饭Whenhecamehome,Iwascookingdinner.IwillcallyouwhenIgetthere.我到了那边就给你打电话。温馨提示\nWhile“当……的时候”只能表示一段时间引导的从句只能是延续性动词只能与主句中的谓语动词同时发生或存在。注意：主句的动作发生在从句动作的进行过程中，主句的谓语动词通常是非延续性动词。ImetherwhileIwasatschool.\n翻一翻当Tom正在看电视的时候，他妻子正在做饭。WhileTomwaswatchingTV,hiswifewascooking.\n时间状语从句说明动作或状态发生、存在的时间。时间状语从句可以由以下连词或词组引导ABCwhen当…时before在…之前assoonas一…就while当…时after在…之后as当…时since自从…以来whenever无论何时till/until直到\n时间状语从句1.IwenttobedaftertheTVplaywasover.2.Couldyoulookafterherwhilewe'reaway?3.Shehastaughtinthisschoolsinceshecametothiscityin1989.4.WaituntilIcomeback.\n原因状语从句思考：引导原因状语从句的词都有哪些？因为（3个）becausesinceas\n原因状语从句1.Hesoldthecarbecauseitwastoosmall.2.Sinceyouwon'thelpme,Imustdothejobmyself.3.Asmymotherisawayatthismoment,Ihavetolookaftermyyoungersister.\n原因状语从句注意：（1）for不用于句首，而用于主句之后，补充说明理由；主句表推测时，用for说明原因。例如：I'llfollowhisadvice,forheisadoctor.我会听从他的劝告，因为他是医生。（2）becauseof也是表示原因状语，但后面只能跟短语。例如：Istayedathomebecauseofthebadweather.因为天气不好我留在家里。\n条件状语从句思考：引导条件状语从句的词都有哪些？如果除非只要ifunlessaslongas\n条件状语从句1.Ishallgoifheasksme.2.Ishan'tgounlessheasksme.3.Comewithmeifyouhavetime.4.IwanttowatchabasketballmatchifI'mwelltonight.\n条件状语从句注意（1）在条件状语从句里，谓语动词通常用现在时态表示将来的动作或状态。例如：I’llhelpyouwithyourEnglishifamfreetomorrow.Hewon’tbelateunlessheisill.（2）“祈使句+and(or)+陈述句”在意思上相当于一个带有条件状语从句的复合句。例如：Hurryup,oryou’llbelate.=Ifyoudon’thurryup,you’llbelate.Studyhardandyouwillpasstheexam.=Ifyoustudyhard,youwillpasstheexam.\n练一练1Wewereswimminginthelake____suddenlythestormstarted.A.when    B.whileC.until     D.before“当我们正在湖里游泳的时候突然暴风雨开始了”，表示主句的动作处于从句的动作突然发生时应采用when(while不适合用于这样的语境)，when表示“当……的时候”受限制条件最少。\n近几年试题1.--It’s9o’clocknow.Imustgo.--It’srainingoutside.Don’tleave______itstops.A.whenB.sinceC.whileD.until2.Frank_____afilmifhe’sfreenextSaturday.A.seeB.sawC.hasseenD.willsee3.Thechildrenwillclimbthehillifit_______tomorrow.A.won’trainB.didn’trainC.doesn’trainD.isn’trainingDDC连词时态（状语从句）时态（状语从句）\n分析试题特点及做题思路：题形（1）选择题：考连词----做题思路：考时态-----做题思路：翻译---判断关系---选择正确的连词翻译---判断语境提供的时态特点---选择正确的时态\n练习:1.I’llwritetoyou_______Igetthere.A.whileB.beforeC.assoonasD.by2.Hehaslivedinthecity_________hecamebackfromAmerica.A.whenB.beforeC.sinceD.after3.Wewon’tleavehere_______ourteachercomesback.A.untilB.sinceC.afterD.assoonas4.Ihadtofinishthepicture________mymothercameback.A.untilB.beforeC.afterD.while5.Johnfellasleep________hewaslisteningtothemusic.A.afterB.beforeC.whileD.assoonas中考题型时间状语从句\nYou’llbelate______youdon’tgetupearlytomorrowmorning.A.ifB.whenC.beforeD.untilIfhe______ontime,wewillgowithouthimA.doesn’tcomeB.don’tcomeC.didn’tcomeIfyou_______himtomorrow,pleaseaskhimifhe______toworkonthefarmwithus.A.see;goesB.willsee;goesC.willsee;willgoD.see;willgo中考题型总结：条件状语从句考的频率比较高，主要考查if连词和if引导的从句与主句的时态（主将从现）条件状语从句如果是否\n1.Ididn’tbuythedictionaryyesterday______myauntwouldgivemeone.A.untilB.becauseC.ifDbefore2.----Whydidyoucometoschoollatethismorning?-----______IwatchedthefootballWorldCupuntil12o’clocklastnight.A.IfB.BecauseC.SinceD.Though中考题型√√总结：重点掌握because的用法（注：because和so不能同时用在一个句子中）原因状语从句\n根据中文意思完成句子中考题型\n完成句子题做题思路：确定正确句型或连词运用正确的时态找出关键词汇\nIwillgivethetickettohim_________________(我一见到他)Theforeignfriendshavevisitedalotofcities______________________(自从他们到中国以来)MrGreenwon’tgo__________________.(直到你回来)Icouldrideabike_____________________.(当我10岁时)Ibegantodosomedrawing________________________(我完成作业后)Hehastosendhisdaughtertoschool_______________________(他上班之前)assoonasIseehimsincetheycametoChinauntilyoucomebackwhenIwas10yearsoldafterIfinishedmyhomeworkbeforehegoestowork\nYouwon’tbeabletopasstheexam______________________(如果你不努力)Thestudentsstoppedmakingnoises_______________________________(他们一看见他们的老师)ifyoudon’tworkhardassoonastheysawtheirteacher\n1.他一到家，我就告诉他这件事。Iwilltellhimaboutit____________________2.我喜欢吃苹果，因为这对我的健康有好处。Iliketoeatapples______________________________3.他和汤姆跑的一样快。He________________Tom.4.Jack太穷，他买不起这本书。___________________couldn’tbuythebook.5.直到爸爸回来他才读完这本书。___________________________________hisfathercameback.根据中文完成句子Hedidn’tfinishreadingthebookuntilbecauseit’sgoodformyhealth.runsasfastasJackwassopoorthatheassoonashegetshome.\nStrikewhiletheironishot.Afriendisneverknowntillamanhasneed.趁热打铁Allthingsaredifficultbeforetheyareready.万事开头难需要之时方知友我猜，我猜猜猜\n作业：整理笔记并背熟