状语从句-中考复习PPT课件

.,1,状语从句,一个句子作另一个句子的状语时，这个句子就是另一个句子的状语从句。状语从句的分类主要有：1时间状语从句：时间状语从句常用when，while，before，after，since，till，until，assoonas等连词来引导。2原因状语从句：原因状语从句通常由because，since，as,for引导。3条件状语从句：条件状语从句通常由if，unless,aslongas引导。4目的状语从句：目的状语从句通常由sothat，inorderthat引导。5地点状语从句：地点状语从句常常由where来引导。,.,2,6结果状语从句：结果状语从句由sothat，suchthat，sothat引导。7比较状语从句：比较状语从句通常由asas，比较级+than等连词引导。8方式状语从句：方式状语从句通常由asifasthough等词引导。9让步状语从句：让步状语从句通常由although，though，evenif，whoever/nomatterwho等连词引导。,.,3,考点一：选择引导词Hebegantorunhewouldnotbelateforschool.A.inorderthatB.inordertoCsoastoDbecause考点二：时间状语从句（1）时态：主将从现。即状语从句的时态受到主句动词时态的影响。在时间状语从句、条件状语从句里，如果主句是一般将来时、祈使句时，从句通常不用将来时态，而用一般现在时态表示将来的动作或状态。例如：IIItellhimaboutitassoonasIseehim.我一见到他就告诉他。IIIgiveittohimassoonashearrives.他一到达我就给他。Ifhecomes，pleasetellme.如果他来，请告诉我。,A,.,4,(2)since引导的时间状语从句为一般过去时，主句为现在完成时。例如：自从他两年前来这里，他已经交了好几个朋友了。Hehasmadeseveralfriendssincehecameheretwoyearsago.(3)when引导的时间状语从句，主句用过去进行时态，从句用一般过去时态。例如：当我进来时，他正在看电视。HewaswatchingTVwhenIcamein.WhilehewaswatchingTV,Icamein.Heranhomeashesangahappysong.,.,5,考点三：条件状语从句引导条件状语从句的从属连词是if(如果)。注意：如果主句是一般将来时，条件状语从句要用一般现在时态。例如：如果我们不早起，我们就赶不上火车。Ifwedontgetupearly,wewontcatchthetrain.如果明天下雨，我就不去海滩了。Ifitrainstomorrow,Iwontgotothebeach.你将在这次考试中不及格除非你努力学习.Youwillfailinthisexam,unlessyouworkhard.只要你努力学习,你就能及格.Aslongasyouworkhard,youcanpasstheexam.,.,6,四:让步状语从句常用though,although,evenif,eventhough引导尽管天气很冷,他没穿大衣就出去了.Thoughitwasverycold,hewentoutwithouthiscoat.即使他不来,我也不介意.Iwontmindevenif(though)hedoesntcome.Thoughheisveryyoung,buthecanlifttheheavybox.(错)Thoughweweretired,westillwentonworking.(对),.,7,结果状语从句常用sothatsuchthatsothat引导Ididntgetupearly,sothatIdidntgetagoodseat.Itwassuchbadweatherthatwehadtostayathome.Itwassuchaninterestingbookthateveryonelikedtoreadit.Heissuchakindteacherthattheyalllikehim.Theyaresuchgoodstudentsthattheyalwaysdowellintheexams.,.,8,Theweatherissocoldthatfewpeopleliketogoout.Hewritessocarefullythathenevermakesamistake.,.,9,解题指导1.-CouldyoupleasetellPeterthatlwanttotalktohim？-Sure.Iwilllethimknowassoonashe_back.A.comesBcameChascomeDwillcome2.IfFranktotheofficetonight,givethispackagetohim.A.cameBcomesChascomeDwillcome3.FrankafilmifhesfreenextSaturday.（北京）AseeBsawChasseenDwillsee,A,B,D,.,10,检测精练1.-Jennywantstoknow_atripnextweek.-Ofcourse,wewill.ButifitwellvisittheHistoryMuseuminstead.A.ifwillyouhave,rainsB.ifyouwillhave,rainsC.whereyouwillhave,willD.whenwillyouhave,willrain2.TomwillcallmeassoonasheShanghai.A.arrivesB.willreachC.arrivesinD.getto3.1msureheIlcometoseemebeforehe_Beijing.A.willleaveB.isleavingC.leaveD.leaves4.WeTVwhenthetelephone.A.watched;wasringingB.werewatching;rangC.watch;ringsD.arewatching;rang,B,C,D,B,.,11,5.1wontgotoseethefilmtonight,becauseImyticket.A.lostB.havelostC.willloseD.didntlose6.Bettydidntgotoseethefilmyesterdayshewasill.A.becauseB.butC.untilD.if7.MayIsitnearerIcanseemoreclearly?A.asifB.sothatC.evenifD.so8._youworkhard,youwillcertainlysucceed.A.ThoughB.IfC.BecauseD.For9.hecametostudyintheuniversity,hehasmademuchprogressinthestudyofEnglish.A.WhileB.WhenC.SinceD.After10.Idliketogoswimmingthewaterisnottoocold.A.forB.unlessC.ifD.whether,B,A,B,B,C,C,.,12,11.Therearemanyleaguemembersinclass2_inclass4.A.both;andB.so;thatC.either;orD.as;as12.-Doyouhaveabiglibrary?-No,wedont.Atleast,notyours.A.asbigasB.asbigthanC.asbiggerD.biggerasthan13.SuzhouisnotbeautifulHangzhou.A.as,thanB.so,asC.even,thanD./,than14.IllgotoseethefilmwithyouIhavetimethisevening.A.whetherB.soC.ifD.when,D,A,B,C,.,13,15.youstudyharder,youllneverpassthefinalexam.A.IfB.UntilC.UnlessD.Exceptless16.Ifheharder.hewillcatchupwithussoon.A.studyB.studiesC.willstudyD.studied17.Youwillstayhealthyyoudomoreexercise,suchasrunningandwalking.A.ifB.howC.beforeD.where18.Franktoseehisgrandmaifhefreetomorrow.A.willcome,willbeB.comes,isC.willcome,isD.comes,willbe19.-Doyouknowifwew