定语从句公开课

（2）Theyareplayingbasketballontheplayground.Theyoftenplaybasketballafterschool.Theyplaybasketballfortheywanttobestronger.Thestudentswholiketodosportsareverystrong.Theplaygroundwheretheyplaybasketballisbeautiful.What’sthefunctionoftheredparts?地点状语时间状语原因状语定语定语Lead-in1.Thegirlwho/thatisstandingthereisMary.2.IhaveaforeignfriendwhosenameisLiza.3.Ourfootballteamwonthematch,whichmademeexcited.4.Wearelivinginanagewhenmanythingsaredoneoncomputer.5.Thereisnothingthatworrieshim.6.ThisistheschoolwhereIwork.PickouttheAttributiveClausefromthefollowingsentences.在复合句中修饰名词或代词的从句叫定语从句。被修饰的名词或代词叫先行词。引导定语从句的词叫关系词关系代词关系副词whichthatwhowhomwhosewherewhenwhy关系词的作用：____主从句，在从句中_____某种成分，____先行词。连接充当指代Discoveringrules…Combinethesepairsofsentencesbyusingwhereorwhen.Thisisthelibrary.Ireadbooksinthelibrary.Herememberstheday.Iarrivedinthiscityontheday.1.where指____，在定语从句中作__________，相当于___________.它的先行词通常为place,spot,street,house,room,city,town,country等Thisisthelibrary_________Ireadbooks.where地点状语地点Thisisthelibrary.Ireadbooksinthelibrary.介词+whichWhere作地点状语，意为inthelibrary.=inwhich2.when指_____,在定语从句中作________,相当于_____________.它的先行词通常为time,day,morning,night,week,year,moment,period,age等。时间时间状语They’llneverforgetJuly1.HongKongreturnedtoitsmotherlandonJuly1.介词+whichThey’llneverforgetJuly1whenHongKongreturnedtoitsmotherland.When作时间状语，意为onJuly1.=onwhich3.Why指_________，在定语从句中作_______,也可用_________替代。它的先行词只有reason。原因或理由原因状语whyPleasegivemethereason_______youwerelatethistime.(when,where,why)Why作原因状语，意为forthereason.=forwhichforwhich关系词先行词(Antecedent)在从句中所作的成分关系副词(Relative-adverb)when=at,in,on,during等介词+which时间名词时间状语where=in,at等介词+whichwhy=forwhich地点名词地点状语reason原因状语如何选择用哪一个关系词?1.看先行词是什么（人、物、时间、地点、原因）？2.看关系词在定语从句中充当什么成分,如果充当主,宾,表,定语,就用关系代词,如果充当状语,就用关系副词。1.Istillrememberthetime_______Ifirsttraveledbyplane.2.Thisistheman_____wantstoseeyou.3._____isexpected,theEnglandteamwonthefootballmatch.4.Doyouknowthereason_______hecried？5.Idon’tliketheway____________youlaughather.whowhenthat/inwhichEx.1Completethefollowingsentenceswithproperrelativewords.Aswhy当先行词是theway/ways时，关系词可以用inwhich,可以用that,也可以不用。1.Ilikethesecondfootballmatch____washeldlastweek.A.whichB.whoC.thatD./2.Hisuncleworksinafactorybicyclesaremade．A．thatB．whichC．whereD．there3.Whocanthinkofasituation_____thisidiomcanbeused?A.whichB.thatC.whereD.inthatEx.2Choosethebestanswer.注意：Where引导的定语从句还可以修饰表抽象空间概念的名词，如case（情况），point（地步），situation（情形），position（位置），stage（阶段）。Shewillneverforgettheday______shelostthering.Iwillneverforgettheday_________wespentinBeijing.whenwhich/that(when,which,that)Ex.3Choosetheproperrelativewordsforthefollowingattributiveclauses注意：选择关系词，关键看关系词在定语从句中充当什么成分,如果充当主,宾,表,定语,就用关系代词,如果充当状语,就用关系副词。Thisisthehouse__________theyvisitedlasttime.Thisisthehouse________welivedbefore.Thisisthehouse______welivedinbefore.which/thatwherewhich(where,which,that)注意：从句中的谓语若是及物动词而且后面无宾语,则用关系代词,若是不及物动词,则用关系副词,但如果不及物动词后面用了介词,前面还是用关系代词,做介词的宾语by1）、一先（先行词）。根据先行词判断，所用的介词与先行词搭配。Thisistheship,____whichIwenttoShanghai.byship2）、二动（动词）看定语从句中动词与介词的搭配Theman______whomIspokemadenoansweratfirst.speaktothemanto三原则：一先二动三意义介词+which/whom中如何判断介词?注意：有固定搭配的动词词组中的介词一般不能提前。如：listento,lookat,dependon,payattentionto,lookafter等。()Thepatientafterwhomsheislookingisherfather.()Thepatientwhomsheislookingafterisherfather.Thecolorlessgasiscalledoxygen,_______whichmancan’tlive.3)三意义根据整句及上下文的意义。withoutMancan’tlivewithoutoxygen.FT用适当的介词补充完整下列定语从句。1.Idisagreewiththefacts______whichyourargumentisbased.2.Thesong,______whichhewasinterested,willneverbeheardagain.3.Thisisthereason______whichheoftencomestoschoollate.4.Iwillneverforgettheway______whichmyteachertaughtme.5.Thisisthehero______whomweareproud.oninforinofCompletethesentencesusingattributiveclauses.Theschool_____________isverybeautiful.Thetime____________isverypleasant.Haveacompetitionwhere…when…prep+which…prep+which…Summary:1.Howtouserelativeadverbs2.Howtodecidetheprepositionsinprep+whichorprep+whomHomework:Ex.2onpage71inBook1