初中英语状语从句课件1教学提纲

状语(zhuàngyǔ)从句Ⅰ第一页，共25页。1.Whatisit?用来修饰(xiūshì)主句或主句的谓语2.whatarethesorts?时间状语从句条件状语从句地点(dìdiǎn)状语从句原因状语从句让步状语从句目的状语从句结果状语从句比较状语从句第二页，共25页。1.时间状语(zhuàngyǔ)从句

时间状语从句

关联词as/when/while;after;before;since;till/until;whenever;nosooner…than/hardly…when副词immediately;名词短语themoment;theminute;thesecond;each(every)time;theday(year);nexttime;thefirst(second/last)time;bythetime第三页，共25页。Examples:When/As/Whilehewaseatinghisbreakfast,heheardthedoorbell.IthasbeentwoyearssinceIcametoBeijing.Wheneverwemetwithdifficulties,theycametohelpus.IgotintouchwithhimimmediatelyIreceivedhisletter.Mysistercamethemomentshegotmymessage.EverytimeIcatchacold,Ihavepaininmyback.第四页，共25页。从句动词为非延续性动词:Theboycriedwhenhesawhismother.从句动词为延续性动词:while强调“在……的同时”as强调“伴随”的状态(zhuàngtài)，“一边…一边…”TomfellasleepwhileJerrywasgivingalecture.Hesangashewentalong．辨析(biànxī)：when/while/aswhenwhile,as,when均可第五页，共25页。时间(shíjiān)状语从句的破题方法判断主句和从句动作的延续性非延续性：when延续性：when,while,as同时while伴随as第六页，共25页。1.Hetransplantedthelittletreetothegarden____itwasthebesttimeforit.

（2007上海）A.whereB.whenC.thatD.until2.—AreyoureadyforSpain?—Yes.Iwantthegirlstoexperiencethat____theyareyoung.(2008上海)A.while B.until C.ifD.before真题演练(yǎnliàn)第七页，共25页。（1）until/till延续性动词+肯定(kěndìng)语气：到……为止e.g.Walktillyoucometoawhitehouse.非延续性动词+否定语气：到……才开始not…untile.g.Wedidn’tbeginourdiscussionuntilhecameback.其他(qítā)引导词：第八页，共25页。真题演练(yǎnliàn)1.Agoodstorytellermustbeabletoholdhislisteners’curiosity_______hereachestheendofthestory.（2003上海）A.when B.unlessC.afterD.until2.Myuncle___untilhewasforty-five.（2000上海）A.marriedB.didn'tgetmarriedC.wasnotmarrying

D.wouldmarry第九页，共25页。(2)once,themoment,assoonas表示(biǎoshì)“一…就…”e.g.Oncehegoes,wecancleanup.(3)before,after表示(biǎoshì)时间的先后e.g.Ifoundhispenafterhehadleft.第十页，共25页。真题演练(yǎnliàn)1.A

dozen

ideas

were

considered

____the

architect

decided

on

the

design

of

the

building.（2006上海）A.

because

B.

before

C.

whether

D.

unless第十一页，共25页。两种since的句型(jùxínɡ)since：①.主句用现在完成(wánchéng)时（或现在完成(wánchéng)进行时）时，从句中用一般过去时e.g.I’velivedheresinceIcametoBeijing.②.Itis(hasbeen)…..+since+一般过去时ItisfiveyearssinceIbegantolearnEnglish.“自…以来”第十二页，共25页。扩展(kuòzhǎn)练习1.Thatwasreallyasplendidevening.It’sbeenyears____Ienjoyedmyselfsomuch.whenB.thatC.beforeD.since2.They___friendssincetheymetinShanghai.A.havemadeB.havebecomeC.havebeenD.haveturned第十三页，共25页。2.条件(tiáojiàn)状语从句逻辑关系：引导(yǐndǎo)词：e.g.Youwillnotpasstheexamunlessyouworkhard.=Youwillnotpasstheexamifyoudon’tworkhard.假设(jiǎshè)①if,unless(ifnot)第十四页，共25页。②在……条件(tiáojiàn)下：aslongase.g.AslongasIgetmyfather’spermission,I’llgo!第十五页，共25页。条件状语从句(cónɡjù)题的破题方法1.读题，确认(quèrèn)从句和主句2.分析从句和主句之间的逻辑关系（正面条件/反面条件）3.根据逻辑关系选择合适的引导词正面条件：if,aslongas反面条件：if…not,unless第十六页，共25页。正面(zhèngmiàn)条件真题演练(yǎnliàn)1.Smallsailboatscaneasilyturnoverinthewater_____theyarenotmanagedcarefully.（2007上海）A.thoughB.beforeC.untilD.if第十七页，共25页。2.____thereisasnowstormorsomeotherbadweather,themailalwayscomesontime.（2007上海春季(chūnjì)）A.BecauseB.IfC.WhenD.Unless反面(fǎnmiàn)条件第十八页，共25页。3.地点状语(zhuàngyǔ)从句常用(chánɡyònɡ)引导词:_________特殊引导词:________________________________①Airwillbeheavilypollutedwheretherearefactories.②Whereveryougo,youshouldworkhard.③DoyouknowanywhereIcanbuyasecond-handcomputer?④HefollowsmeeverywhereIgo.wherewhereveranywhereeverywhere第十九页，共25页。Wherethereisawill,thereisaway.______________________无论(wúlùn)你去哪里,我都去。______________________Wherever

yougo,Igotoo．有志者事竟成。真题演练(yǎnliàn)第二十页，共25页。4.原因状语(zhuàngyǔ)从句(1)引导原因状语(zhuàngyǔ)从句的连词有_________________________(2)

because,since,as,for用法比较：because:e.g.---Whyareyoulate?---Becausethereisatrafficjam.becausesinceasnowthat语气最强，回答(huídá)why时用because，所表示的是直接理由，因果关系不能同so连用。第二十一页，共25页。since/nowthat:e.g.Sinceyouhavegotenoughmoneywithyounow,youcancomeandbuyitnexttime.as:e.g.Ashehadbeenreadyfortheworst,hewasnotdisappointedattheresult.“既然(jìrán)…..”表对方已知的事实或理由，常放在句首。“由于….”语气较弱，较口语化，表明显的原因(yuányīn)或已知的事实，常放在句首。第二十二页，共25页。for:e.g.Itmusthaverain