状语从句

-1-状语从句（adverbialclauses）概念及分类：1)句子分为简单句，并列句和复合句；1.HegavemeabookandIwillreadittonight.2.Iwillgotoschooltonight.3.Iwillgotoschoolwhenshecomesback.4.Hegavemeaninterestingbook.5.Hedidn’tcometoschoolbecausehismotherwasill.6.Hesaidhellotous.7.Hesaidthathewastired.8.HegavemeabookwhichisusefulformyEnglishstudy.9.Weareinterestedinwhatyousaidatthemeetingyesterday.2）复合句中从句可分为定语从句，名词性从句和状语从句。3）定义：用来修饰谓语动词、其它动词、定语、状语或整个句子的从句叫做状语从句。状语从句可分为：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.目的状语从句；6.让步状语从句；7.比较状语从句；8.方式状语从句；9.结果状语从句。状语从句高考考点真题1._______youstarteatinginahealthierway,weightcontrolwillbecomemucheasier.A.UnlessB.AlthoughC.BeforeD.Once2,_______small,thecompanyhasabout1,000buyersinover30countries.Aas,Bif,C,althoughDonce3,Everythingwasplacedexactly_______hewanteditforthegraduationceremony.Awhile,BwhenC,whereDthough教学目标:准确掌握每一个连词的含义是掌握状语从句的关键。状语从句的时态问题；状语从句的倒装问题；状语从句的省略现象状语从句与其他句式的辨析（名词从句，并列句，强调句型。）一：时间状语从句oftime连词有：when,while,as,before,after,until,not…until,,since,once,bythetime,assoonas,immediately,directly,instantly,themoment,theminute,theinstant,thewhile,ondoingsth/onone’s+n,nosooner…than…hardly/scarcely…when,eachtime,everytime,nexttime,thefirsttime,when,1）when从句可用，动词2）翻译，3）4个句型-2-while,1）3个意思，，2）while从句谓语动词是__________,常用_______时。as,1）7个意思练习○1________hegrewolder,helostinterestineverythingexceptgardening.○2Iwaswanderingthroughthestreet__________Icaughtsightofatailor’sshop.○3______thegrandparentslovethechildren,theyarestrictwiththem.before,1）________________________________2）Itwas+时间段+beforesbdidsth…(…过了多久就)Itwillbe+时间段+beforesbdoessth(…要过多久才)练习○1We__________________fourdaysbeforewesawland.（sail）since：1）时态为____________,从句时态为__________2）动词若是延续性动词，则表示_______________3）since构成的句型_____________Translation1）Shehasbeenworkinginthefactorysinceheleftschool.2）Ihaveseenhimtwicesincehelived.练习Itistwomonths_______ileftmyhometown.Itwillbetwomonths_______wegraduatefromhighschool.until,not…until,1）肯定句：主句谓语动词必须是__________意为，否定句，___________意为_________2）notuntil句首时，_________要倒装3）notuntil在强调句型中,that从句_________区分till和until1）till不可以放在句首，而until可以放在句首,2）till不能用于强调句练习1）Youmaystayhereuntiltherainstops.2）Hewon’tgotobeduntilshereturns.3）NotuntilyoutoldmedidIhaveanyideaofit.4）ItwasnotuntilyoutoldmethatIhadanyideabythetime_2个句型___________________，_________________在nosooner…than…;hardly/scarcely/barely…when中，主句用_________，从句使用_____时态。当把nosooner或hardly等提到句首时，应用_______________语序。练习1）ThemomentIheardthevoice,Iknewfatherwascoming.______________________________2）Ihadhardlygothomewhenitbegantorain.=Hardly___________________________________3）Ihadnosoonercomehomethanitbegantorain.=Nosooner_______________________thefirsttime,forthefirsttime练习Theman'sbehaviorgavehimagoodimpression_____shesawhim.条件状语从句连词：if,unless,ifonlyonlyifso/aslongas,incase,onconditionthat在…条件下，suppose/supposing(that)假设，provided/providing(that)只要，倘若given（that）假定1）时态：主将从现2）Ifonly的虚拟ifonly+主语+过去式（与现在相反）：要是。。。该有多好啊ifonly+主语++haddone（与过去相反）-3-原因状语从句，连词有：because,as,since,nowthat,for,consideringthat,seeingthat,inthatSince/nowthat主句前;for句中,inthat句中目的状语从句,连词sothat,inorderthat,lest,incase,forfearthat1）forfearthat,incase,引导的状语从句，谓语动词可以使用should+动词原形。2）lest谓语动词可以使用should+动词原形。结果状语从句，连词有：sothat,so…that,such…that______________________________1）当so/such…that结构中的so或such放在句首时，主句用倒装语序。Hewassoproudthatheneverlistenedtoanyadvice.Soproudwashethatheneverlistenedto2）So,such区别_______________________________________练习：用so或such填空1）Itissurprisingthat__________littlewormseat______manygrains.2）Heis________smartaboythatIlikehimverymuch.3）Canyoubelievethatin______arichcountrythereshouldbe________manypoorpeople?思考：such…as结构中，as引导的是什么从句？Ineverheardsuchstoriesashetells.比较such…that并得出结论：____________方式状语从句,引导词有as_______,asif_______,asthough_______,how_______1）asif或asthrough引导的从句________________语气。练习Thestickinthewaterlooksasifit___.A.isbrokenB.werebrokenC.breaksD.hasbroken让步状语从句,连词though_______,although_______,while_______,as_______whether,_______,疑问词+ever与nomatter+疑问词____1）though，although____________Heisunhappy,______________hehasalotofmoney.__________________itwasraininghard,yettheywentonplayingfootball.2）as引导让步状语从句，从句中的__________________置于句首，构成倒装语序。练习1.Child____sheis,sheknowalot.2.Heavily________itwasrainingoutside,theystartoutveryearly.3._____helooksweak,heishealthy.4._______hewaswornout,hekeptonworking.3)疑问词+ever与nomatter+疑问词区别_______________________练习1.____breakstherule,hemustbepunished2.I'llbelieve________yousay.比较状语从句连词有：than_______,as…as,notso…as_______,themore…themore……_______1）as…as,_____________________练习HespeaksEnglishasfluentlyashisbrother.2）themore…themore_____________________3）在表达倍数时，可用三种句型：1)A…＋倍数＋比较级＋thanB2)A…＋倍数＋as…as＋B(much,many,)3)A…＋倍数＋thesize(height,weight,length)＋ofB4）注意no+形容词比较级+than____________________翻译：YouarenotallerthanTom.______________A:nomorethan仅仅，（数量小，少）B：notmorethan不超过≤C:notlessthan:不小于≥省略：从句的主语是it或与主句的主语相同，且从句谓语中含有be时，省略从句的主语和be。When(hewas)aboy,healwayswenttoswim.Ifitisnecessary,-4-状语从句高考重难点句型归纳总结重要连词考点：时间状语从句When,while,asbeforelong:不久以后=soonLongbefore：很久以前=longlongagonot…until,untiltill和untilAtill