1高三英语定语从句复习学案Step1Preparationbeforeclass:定语从句的基本概念:*什么叫定语从句?*什么叫先行词?*什么叫关系代词和关系副词?*只用关系代词that的情况?*只用关系代词which的情况?*先行词为人时只用who/whom的情况?*关系代词as和that的区别?*关系副词where/when/why用法?*什么叫限制性定语从句和非限制性定语从句?Step2Displayanddiscussion:★As引导的定语从句1.作关系代词such、so连用(这时as的作用接近who,which)比较:so…that…引导的结果状语从句“如此…以至于…”Inevergivethestudentssodifficultproblemstheycannotworkout.(as)Inevergivethestudentssodifficultproblemstheycannotworkitout.(that)Wehadhopedtogiveyouachancesuchasnobodyelseeverhad.(such和as可以连在一起用)2.thesame和as连用以及thesame和that连用Shewearsthesamekindofclothesashersisterusuallydoes.比较:ThepenisthesameasIlost.和ThepenisthesamethatIlost.3.引起下面习惯用语中asanybodycansee,asiswellknown,asisknowntoall,asisknown/reported/announced,ashasbeensaidbefore,asismentionedabove,asisshown/stated/writteninthepassage,asmaybeimagined可以想像得出ashasbeenpointedout正如已经指出的Sophiawasnotunconscious,ascouldbejudgedfromhereyes.Heisabsent,asisoftenthecase.Aswasexpected,heperformedthetaskwithsuccess.Hewasaforeigner,asIknewfromhisaccent.Davidistall,asaremybrothers.Heisateacher,asisclearfromhismanner.注意:当定语从句是否定句或表示否定时只能用which而不能用asHeisabsent,asisexpected.Heisabsent,whichisunexpected.Heisabsent,whichisnotexpected比较:______isknowntoeverybody,themoontravelsroundtheearthonceeverymonth.______isknowntoeverybodythatthemoontravelsroundtheearthonceeverymonth.______isknowntoeverybodyisthatthemoontravelsroundtheearthonceeverymonth.A.ItB.AsC.WhatD.Which(BAC)衔接高考1._______hasbeenannounced,weshallhaveourfinalexamsnextmonth.A.ThatB.AsC.ItD.Which2.Hetoldmetostartwork,_______Ididnotfollow.A.asB.whatC.thisD.which3.______isreportedinthenewspapers,talksbetweenthetwocountriesaremakingprogress.A.ItB.AsC.ThatD.What4.Jimpassedthedrivingtest,________surprisedeverybodyintheoffice.A.whichB.thatC.thisD.it5.Shewaskindertoheryoungestsonthantotheothers,__,ofcourse,madetheothersenvyhim.A.whoB.thatC.whatD.which6._____isoftenthecase,wehaveworkedouttheproductionplan.A.WhichB.WhenC.WhatD.As27.Hersisterhasbecomealawyer,________shewantedtobe.A.whoB.thatC.whatD.which8.I’llneverforgettheyears_Ilivedinthecountrywiththefarmers,____hasagreateffectonmylife.A.that,whichB.when,whichC.which,thatD.when,who1-4BDBA5-8DDB用as翻译句子1.如上图所示,中国有越来越多的人拥有私家车。Asisshowninthechartabove,moreandmorepeopleownprivatecarsinChina.2.众所周知,英语是国际交往中的工作语言之一。Asisknowntoevryone,Englishisoneoftheworkinglanguagesininternationalcommunication.3.我们都知道学校是我们学习生活的场所,我们应该美化它以使我们生活得更舒服。Asweallknow,theschoolisthesitewhereweliveandstudy.Weshouldbeautifyittomakeourlifemorecomfortable.4.正如图1所示,越来越多的毕业生选择中国的西部作为实现梦想之地。AsisshowninFigure1,anincreasingnumberofgraduateschoosethewestofChinaasadream.5.大家都知道,考试作弊是违反学校校规的行为。Asweallknow,cheatingintheexamistheactingagainstschoolregulations.★Which作关系代词1.可以指代具有某种职业或特点的人。HelookslikeaRussian,youarenot.(which)Heisafootballplayer,Ialsowanttobe.(which)★介词提前的定语从句A.根据后面动词和介词的搭配关系选择。如:Thisisnotthebookwhichtheteacherspokeinclass.(of)ThetwothingswhichtheyfeltproudwereJim’sgoldwatchandDella’shair.(of)Thisisthemanwhommyfatheroftentalks.(about)Theonlythingwhichtheyfeltproudistheworldcup.(of)Thegentlemanwhomyoutoldmeyesterdayprovedtobeathief.(about)Inthedarkstreet,therewasn'tasinglepersonwhomshecouldturnforhelp.(to)TheygaveamedaltoTom,achievementswewereveryproud.(ofwhose)B.根据与前面名词的搭配关系选择。如:I’llneverforgetthedaywhichIfirstmethim.(on)Canyoufindapropersituationwhichtheexpressioncanbeused?(in)IsthisthehousewhichShakespearewasborn?(in)Humanfacialexpressionsdifferfromthoseofanimalsinthedegreewhichtheycanbecontrolledonpurpose.(to)解析:人的面部表情在某种程度上不同于动物的面部表情,人类在某种程度上能有意控制自己的面部表情。Humanfacialexpressionscanbecontrolledonpurposetoadegree.toadegree意为“某种程度上”Ourjourneylastedthreemonths,duringwhichtimewevisitedseveralplacesofinterest.Theystayedwithusthreeweeks,duringwhichtimetheydrankallthewineIhadC.有时需同时考虑动词和介词的搭配关系及介词和名词的搭配关系。如:Hedoesn’tforgettheroom,whichhewasoftencalledforpunishment.(in)Thecleverboymadeaholeinthewall,whichhecouldseewhatwashappeninginsidethehouse.(through)Thestoriesaboutthefamousscientists,whichthisisoneexample,arewellwritten.(of)Lincoln,whomlifewasoncehard,weelectedPresidentofAmerica.(to)PleasegivemeaboxwhichIcouldfeedmyrabbit.(in)3PleasegivemeaboxwhichIcouldstandtoreachtheapples.(in)D.“复合介词短语+关系代词which”引导的定语从句,这种结构引导的定语从句常与先行词用逗号分开,定语从句常用倒装语序。如:Helivedinabighouse,infrontofwhichstoodabigtalltree.注意:在一些固定搭配的动词短语中,由于动词和介词不可分割,因此不能把介词置于关系代词之前。如:ThisisthepenwhichI'mlookingfor.不可以说:ThisisthepenforwhichI'mlooking高考衔接1.Therearehundredsofislands______thecoastFujian,thebiggestof______isnotfarfromthemainland.A.on;whichB.off;themC.off;whichD.on;them2.PeoplehavelotsofproblemslivinginthecentralAustraliandesert,________gettingwateristhemostserious.A.ofwhichB.whichC.forwhichD.where3.Therearetworoomsonthefirstfloor,________isusedasaguestroom.A.asmallerofwhichB.asmallerofthemC.thesmallerofwhichD.thesmallerofthem4.RecentlymyfatherboughtaChinesepainting,______wasveryreasonable.A.thepriceofwhoseB.whichC.thepriceofwhichD.itsprice5.Itissaidthatwewillmoveintothenewschoolnextterm,____itwillbecompletelyfinished.A.bywhichtimeB.bythattimeC.bythistimeD.bytheti