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  • 2022-12-30 13:30:20 发布

初中英语语法三大从句总结

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初中英语语法三大从句总结宾语从句 一、定义 在句子中起宾语作用的从句叫做宾语从句。 二、连接词 that: Ithinkthatyoucanpasstheexam.Whether/if:Idon’tknowwhatthewordmeans.“Wh”: Idon’tknowwhatthewordmeans.Idon’tknowwherehefoundthebook.只用whether的情况:1.与ornot连用:Idon’tknowwhetherit’srainingornot.2.与动词不定式连用:Hedoesn’tknowwhethertoaccepttheinvitation.3.连接词前有介词时:Itdependsonwhetherheiscoming.第15页共15页  三、时态 1.主句是一般现在时态,从句根据实际情况而定(各种时态均可)Shewantstoknowwhathehasdonefortheexam.2.主句是一般过去时态,从句用相应的过去的时态。1)Shesaidthatshewasastudent.2)ShesaidthatshewouldflytoJapaninaweek.3)Shesaidthatshehadfinishedherhomeworkalready.3.如果宾语从句说的是客观真理、自然现象或事实时,这时宾语从句要用一般现在时态。Theteachersaidthattheearthgoesroundthesun. 定语从句 一、定义 在复合句中修饰名词、代词的从句叫定语从句。 二、先行词 第15页共15页 先行词指人 who/that先行词指物 which/that定语从句一般紧跟被修饰的名词或代词(即先行词)后 三、关系代词 关系代词代替先行词在句子中担当成分,所以从句中不可再出现其他代替先行词的代词 四、翻译方法  “….的” Whom: 先行词指人,则代替先行词在定语从句中充当宾语(包括介词的宾语),与who的区别是如果前面带介词则必须用whom1.Thisistheteacherwhomwhowelikebest.2.Idon’tliketheboytowhomyouaretalking.Whose: 指人或物,作定语,表示“…的”eg:Harryistheboywhosemotherisourmathteacher.第15页共15页 关系代词只能that的特殊情况:1.先行词前有序数词修饰时:Thisisthefirstgiftthatmyparentsboughtme.2.先行词前有形容词最高级修饰时:ThisisthemostexcitingfilmthatIhaveeverseen.3.先行词是不定代词something, anything等时.e.g. Is there anything that you want in this shop4. 先行词是人和物时,用that.e.g.He talked about some writers and books thatwere unknown to us all. 5.先行词被all,little,theonly,thevery(就是,正是),thelast等词修饰时,只能用thate.g. ThisisthelastplacethatIwanttovisit.6.特殊疑问句以who或which开头,只能用that引导.Whoisthegirlthatismakingaspeechontheplatform?第15页共15页 当关系代词前使用介词时:物+介词+which;  人+介词+whom当关系代词前使用介词时:e.g. 1.ThisisthetrainbywhichwewenttoBeijing.2.Thisistheteachertowhommymotheristalking.状语从句 一、定义 在复合句中由从句表示的状语称作状语从句,它可以用来修饰谓语(包括非谓语动词)、定语或状语,或是整个句子。 二、状语从句一般分为八大类 时间状语从句  地点状语从句原因状语从句  目的状语从句结果状语从句  条件状语从句方式状语从句  让步状语从句1.时间状语从句第15页共15页 When  ---当……时候,通常指某一特定的时间点,主句与从句的动作同时发生。WhenIopenedthewindow,Isawhimcomeup.When ---正在……的时候,突然…。通常主句是进行时或    beaboutto时,在翻译的时候,when可以译成没想到或突然。Iwaswalkingalongthestreet,whenImethim.When当从句是进行时,主句是一般时,往往表示不满。SomeoneknockedatthedoorwhenIwashavingbreakfast.When=afterWhenthechildrenhadgonetobed,shebegantoprepareherlessons.While ---在……期间,往往指一段时间。WhilewewereinAmerica,wesawhimtwice.While ---表示一种不满情绪,意思是这边在干某种重要的事,而另一边在享受等。Wearecleaningtheclassroomwhiletheyareplayingthefootball.第15页共15页 As ---一边……一边,随着Shewasdoingherhomeworkasshewaslisteningtothemusic.As ---当……时,指一个动作紧接着一个动作发生,从句通常用进行时。AsIwasgoingout,itbegantorain.Themoment ---一……就……=assoonas,immediately,---DidyouremembertogiveMarythemoneyyouowedher?---Yes,IgaveherthemomentIsawher.Not…until ---直到……才Hedidn’tleavetheofficeuntilhefinishedthework.Before ---在……之前Thepassengersshouldarriveattheairportanhourbeforetheflightdeparts.After ---在……之后Thecustomerlefttheticketcounterafterhehadaquarrelwiththeticketagent.第15页共15页 Since ---自从……,通常主句用现在完成时IhaveneverbeenthereagainsinceIgraduatedfromtheuniversity.Itisjustaweeksincewearrivedhere.         Assoonas ---一……就……Jackwenttoschoolassoonashegotwell.Nosoonerthan ---一……就……nosooner…than…用于句首要求倒装Hardly…when…Scarcely…when…Nosoonerhadhearrivedthanhewentawayagain.Once ---一但……就……Onceyouseehim,youwillneverforgethim.Everytime,eachtime 每次whenever 每当Eachtimehecametotown,hewouldvisitourschool. 2.条件状语从句引导状语从句的连接词有:第15页共15页 If如果,unless除非,aslongas只要,As(so)faras---据……所知,incase万一,providedthat假如,onconditionthat若是,以…为条件If ---如果Ifyoudon’thurryup,youwillmisstheplane.Unless ---如果不,除非=ifnotWecan’tgetthereontimeunlesswebooktheearliestflightAslongas ---只要Wewillsucceedaslongaswekeepontrying.As(so)faras ---据……所知AsfarasIknow,hespeaksEnglishverywell.Incase ---假使,如果Theplanecannottakeoffincaseitrains.Providedthat 如果,有时省略thatTheplanewillbeingoodconditionprovidedthatitistakencareofcarefully.第15页共15页 Onconditionthat ---条件是…Hesaidthathewouldcometothemeetingonconditionthatnooneaskedhimtospeak.注:主从句的动作发生在将来时,则主句用将来时,从句用一般现在时。Ifhearrivestomorrow,Iwillbewaitingforhimattheairport. 3.地点状语从句地点状语从句只有两个连词:Where,whereverWhere ---在……地方Wherethereisawill,thereisaway.Wherever ---无论哪里Whereveryouare,Iwillberighttherewaitingforyou. 4.原因状语从句because,as,since,nowthat,和consideringthat,seeingthat这六个连词都用于表示表示原因,但在语气上一个比一个弱.第15页共15页 Because ---因为,通常从句放在主句后.MrSmithwasveryupsetbecausehecouldn’tfindhisluggage.As ---因为,通常放在句首Asheishonestandmodest,allhisfriendslikehim.Since ---既然 因语气较弱,常译为既然(众所周知的原因)Sinceeverybodyhascome,wecansetoff.Nowthat ---既然Nowthatyouarehere,youcanjoinus.consideringthat ---顾及到Consideringthattheyarejustbeginners,theyaredoingquiteagoodjob.seeingthat ---由于Seeing(that)quiteafewpeoplewereabsent,wedecidedto putthemeetingoff. 5.结果状语从句第15页共15页 引导结果状语从句的连词有:that,sothat,so…that…such…that  So…that ---太……以至于so后面应用形容词或副词,有时省略so只用thatBoeing747issolargethatpeopleliketocallitjetbomb喷气炸弹.Sothat ---因而,以便,为了有时so可以省去Speaklouderpleasesothatthepeopleatthebackcanhearyou.Such…that… ---太……以至于 用法与so…that相同,但such后面应用名词。Theforeignvisitorwassuchafastspeakerthatnobodycouldunderstandhim. 6.目的状语从句引导目的状语从句的主要连词有:that,sothat,inorderthat,forfearthat,lest(So)that ---以便,从句中常常使用一些情态动词,如:can,could,may,might,should等Let’stakethefrontseats(so)thatwemayseemoreclearly.第15页共15页 inorderthat ---为了,与sothat 相同从句中常常使用一些情态动词,如:can,could,may,might,should等Schoolwasclosedearlyinorderthatthechildrenmightgohomeaheadofthestorm.forfearthat ---生怕;为了防止(某事发生)Hetookthenamedownforfearthatheshouldforgetit. incase  ---万一Youshouldbringadictionaryincaseyouneedit.Lest ---以防万一Themandecidedtotellhisbossthefactlesthewouldbeangrywithhim. 7. 让步状语从句引导让步状语从句的连词有:Although,though,as,evenif,eventhough,nomatter,however,whatever,while,whether.Although,though ---虽然although 和though可以互换,但although常放在句首。Though可以用于倒装。第15页共15页 Althoughitwasraining,theplanemanagedtotakeoff.Thoughhedidhisbest,hedidn’tsucceed.As ---尽管 as引导让步状语从句时,句子通常倒装。可与though互换。Busyasheis,henevermissesafootballmatch.Evenif/eventhough ---即使Evenifyoudon’tlikeyourboss,youshoulddoyourwork.However ---不论,however引导让步状语从句时,句子通常倒装Hecouldn’tgetthereontimehoweverfasthedrove.Nomatter(what,when,where,how) ---无论(什么,何时,何地,怎样)Hewouldn’tforgivemenomatterhowhardIbeggedhim.Whatever ---不管Whateverotherpeoplemaysay,shewon’tchangehermind.While ---尽管WhileIhavesympathyforyou,Ican’thelpyou.Whether ---不管,常与ornot连用第15页共15页 Whetherheisgoodornot,thecompanydecidedtosendhimabroad. 8.方式状语从句方式状语从句常由:as, asif, asthoughas ---与……一样DoinRomeastheRomansdo.asif,asthough ---仿佛,由asif或asthough引导的从句中可用虚拟语气Shestoodatthedoorasif(=asthough)shewerewaitingforsomeone.第15页共15页