高中英语状语从句ppt课件.ppt

1 状语从句 主讲人 2 Whatare AdverbialClauses 在主从复合句中修饰主语中的动词 形容词 副词等的从句叫做 状语从句 分类如下 3 状语从句 1 时间状语从句 2 地点状语从句 3 原因状语从句 4 条件状语从句 5 让步状语从句 6 目的状语从句 7 结果状语从句 8 方式状语从句 9 比较状语从句 4 1 常用连词如下 as when while till until not till until before since after等 1 时间状语从句 5 e g Iwon tknowwhereheisuntilIgetaletterfromhim Till只能用于肯定句中 until既可以用于肯定句 也可以用于否定句 6 It s willbe 一段时间before 一般现在时表示过了多久才It s will not be 一段时间before 一般现在时表示没过多久就it sbeen 一段时间since 一般过去时 7 Itwillbealongtimebeforewemeetagain Ithasbeen20yearssincewefirstsaweachother 8 2 一些表示时间的名词词组也可引导时间状语从句 如 themoment theminute 一 就 nexttime 下次 every eachtime 每次 e g Themomenthecomes Iwilltellhim 9 3 介词也可以引导状语从句 如since before after Iwouldliketoinviteyoutodoseveralexercisebeforecomingtoourkeypoints 10 4 assoonas immediately directly instantly等副词也可引导状语从句 表示 一 就 AssoonasIreachhome Iwilltellhimthenews 11 5 a hardly whenb scarcely when beforec nosooner than都相当于assoonas 用以引导时间状语从句 注意 当hardly scarcely及nosooner位于句首时 从句中的主谓要倒装 e g Nosoonerhadshegonethanithappened 12 1 IwassofamiliarwithhimthatIrecognizedhisvoice Ipickedupthephone whileB afterC IncaseD theminute2 Howlongdoyouthinkitwilltake ourproductbecomespopularwiththeconsumers whenB untilC beforeD since 13 3 thedaywenton theweathergotworse WithB sinceC AsD While4 Hewashalfwaythroughhismeal afamiliarvoicecametohisears whyB whereC whenD while5 Hardly intothevillage itbegantorain wehadgot whenB wegot thanC hadwegot whenD didweget than 14 2 地点状语从句 地点状语从句用连接副词where或wherever 在任何地方 引导 e g a Juststaywhereyouare b Whereveryougo I llberightherewaitingforyou 15 Whenhereadsabook hishabitistomakeamark themeaningisuncleartohim A thereB whereverC theplaceD inwhich2 Ifyouaretravelling thecustomsaretotallydifferentfromyourown youmayfeelaculturalshock A intheplaceB whichC inwhichD where 16 3 原因状语从句 原因状语从句表示主句中的某一动作或状态所发生的原因 引导这种从句常用的连接词是 because since as for nowthat及considering等 e g Hedidn tcometoschoolbecausehewasill c f Hemightbeill forhedidn tcometoschool 表示 直接 原因 表示 间接的推断 原因 不可出现在句首 17 JennywasverysadoverthelossofthephotosshehadshotatCanada thiswasamemorysheespeciallytreasured A asB ifC whenD where2 Somepeoplebelievethat oilisrunningout thefateofthemotorindustryisuncertain A B thoughC forD since 18 4 条件状语从句 条件状语从句表示主句中的某一动作或状态是在什么情况或条件下发生的 条件状语从句中通常用一般现在时表示将来 条件状语从句由从属连词引导 if unless 除非 as solongas 只要 oncondition 只要 incase 假使 providing provided that supposing that 假若 倘使 onconditionthat 条件是 等 19 e g a We llcomeovertoseeyouonSaturdayifwehavetime b Weshouldservethepeopleas solongaswelive 20 1 Wewillbeabletogetthereontime ourcardoesn tbreakdownontheroad assoonasB asfarasC aslongasD aswellas2 Intimeofseriousaccidents weknowsomebasicthingsaboutfirstaid wecansavelives whetherB untilC ifD unless 21 3 youhavetriedit youcan timaginehowpleasantitis A UnlessB BecauseC AlthoughD When4 Theofficialsoonrealizedthat thingswouldgetworse unlessdealtwithproperlyifnotproperlydealingwithitunlessproperlydealtwithifdealtnotproperlywith 22 5 让步状语从句 在复合句中表示让步概念的状语从句被称为让步状语从句 通常由下列词语引导 though although evenif eventhough while nomatterwho however as等 让步状语从句可以位于主句前 后 有时插在主句中间 23 Though althoughThough Althoughhewasold heworkedhard Hewasoldbutheworkedhard 注意一个典型的中国错误 though although切不可与but连用 24 as 谓语动词的倒装 Tryashewould hecouldnotrememberawordofit Nomatterhowhewouldtry Tryashemight hedidn tpasstheexam Hatehimaswemay wemustadmithisgreatness Searchastheywould theycouldfindnothingintheroom Tryasyoumay youwillneversucceed 25 状语的倒装 这时不可在状语之前加very much等修饰语 MuchasIadmirehimasawriter Idonotlikehimasaman Muchashelikesthebike hedoesn twanttobuyit HardasIstudied Icouldnotcatchupwiththem 26 表语的倒装 这时不可在状语之前加very much等修饰语 Childasheis heknowolot 27 while while引导的让步状语从句 while although 它引导的让步状语从句只能前置 位于句首 如 Whileyoumayberight Ican taltogetheragree WhileIadmitthattheproblemsaredifficult Idon tagreethattheycannotbesolved 28 whether or whether or 引导的让步状语从句 这种从句也称 选择条件 让步状语从句 可位于主句之前或之后 如 Whetherhedrivesor whetherhe flies hewillbehereontime Whetheryoulikeitornot you llhavetodoit Whetherornotitrains I mgivingapartytomorrow Weholdthatallcountries whethertheyare bigorsmall whethertheyare richorpoor shouldbeequal Whetheritrainsorsnows Iwillgotonight Shehadtogo whetherornotshewantedit 29 whoever whomever whatever whichever 由连接代词whoever whomever whatever whichever引导的让步状语从句 Whoever nomatterwho isunwillingtogo Iwillgo whoever既相当于连接词短语nomatter连接主句与从句 又相当于疑问代词who Whomever nomatterwhom youaredealingwith thismethodisnogood Whatever nomatterwhat happens keepcalm Whateverothersmaysay youarecertainlyright Whichever nomatterwhich youchoose wehavenoobjection 30 whatever或whichever 由连接形容词whatever或whichever引导的让步状语从句 如 Whatever nomatterwhat difficultiesmayarise wemustandcanovercomethemonebyone whatever既相当于nomatter连接主句与从句 又相当于疑问形容词what修饰名词difficulties Whichever nomatterwhich roomisassignedtohim hewillhavenoobjection Whichevermethodyouuse theresultismuchthesame 31 however wherever或whenever 由连接副词however wherever或whenever引导的让步状语从句 例如 However nomatterhow difficultthetaskmaybe wewillfulfilitontime however既相当于nomatter连接主句与从句 又相当于疑问副词how修饰difficult Wherever nomatterwhere theywent theywerewarmlywelcomed WheneverI munhappy hecheersmeup ThedogfollowsmewhereverIgo 32 eventhough和thougheventhough evenif 引导的从句指把握不大或假设的事情 意为 即使 纵然 Mostofusignorethefoodadvice evenif eventhoughweknowittobetrue 33 Iacceptthatheisnotperfect Idoactuallyliketheperson WhileB sinceC BeforeD Unless2 Theworkersaredeterminedtogothroughwiththeirrailwayproject theexpenseshaverisen aslongasB eventhoughC nowthatD asthough 34 3 heknowsmorethanotherchildrenofhisage A HoweveryoungchildheisB ChildasheisC NomatterhowyoungchildisD Whatayoungchildheis4 Ireallywantthematch howevermuch A doesitcostB costsitC willitcostD itcosts 35 5 wehavefinishedthecourse weshallstartdoingmorerevisionwork FornowB NowthatC BynowD until6 theideaoffhavingtoworkunderawomandefeatedhim WantingthejobverymuchAlthoughwantingthejobbadlyThoughhewantedthejobverymuchHewantedthejobbadly 36 6 目的状语从句 引导目的状语从句的连词 inorderthat 用于正式文体中 所引从句可于主句前或后 sothat a 较常用 一般用于主句后 有时可分开 so有时可省 从句中要有情态动词 否则 就成为下一种句型 b 无情态动词则引导结果状语从句 forfearthat incase lest 以免 等 37 e g a We llsitnearerthefrontsowecanhearbetter b IshallwriteitdownlestIshouldforget 注意 当从句与主句的主语一致时 可用soastodo 或inordertodo e g Heranfastsothathemightarrivetherebeforeteno clock Heranfastsoastoarrivetherebeforeteno clock 38 7 结果状语从句 结果状语从句常位于主句之后 由so so that such that sothat等引导 e g a SoquicklydidherunthatIcouldn tcatchupwithhim b Thebusbrokedownsothatwehadtowalkhome c Hegottothestationfinally onlytofindthetrainhadleft 39 8 方式状语从句 描述主句动作进行方式的状语被称为方式状语 通常用下列词语引导 as justas asif asthough accor