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when,whereandwhy1.Thisistheroom__________Ivisitedyesterday.2.Doyouremembertheday_________wespenttogether?3.Isthisthereason_________hegaveatthemeeting?that/whichthat/whichthat/which1.Thisistheroom______________Ilivedlastyear.2.Doyouremembertheday______________wewentoutforapicnic?3.Isthisthereason_____________hedidn’tattendthemeeting?inwhichonwhichforwhich/where/when/why定语从句中关系副词的用法1.定语从句中关系副词有：when,where,why2.关系副词在定语从句中所作的成份：关系副词在定语从句中都作状语。when作时间状语，先行词是表示时间的名词，如day,year,time等；where作地点状语，先行词是表示地点的名词，如place,house等；why作原因状语，先行词是表示原因的名词，如reason.1.Heremembertheday_____hisfatherdied.whenwhen作时间状语，意为ontheday2.Iwentbacktotheplace______Iwasbornandgrewup.wherewhere作地点状语，意为intheplace3.Pleasegivemethereason____youwerelatethistime.whywhy作原因状语，意为forthereasonExercises:1.Shanghaiisthecity______Iwasborn.2.Idon’tknowthereason____helooksunhappytoday.3.Thetime_____wegottogetherfinallycame.4.Thehouse______Ilivedtenyearsagohasbeenpulleddown.5.Thereason____herefusedtheinvitationisnotclear.wherewhywhenwherewhy3.并非先行词是表示时间、地点和原因的词时都用when,where,why，若先行词在定语从句中不作状语，而是作主语或宾语，就必须用which或that。Weoftenthinkofthedays_____wespenttogetherinthecountryside.whichwhich在定语从句中作宾语Weoftenthinkofthedays_____weworkedtogetherinthecountryside.whenwhen在定语从句中作时间状语，相当于onthedays。1.Webelievethereason______hetoldus.that2.Thereason______________hewasabsentyesterdayisstillunknown.why/forwhich3.Thisisthehouse_______________mymotherlivedtenyearsago.4.Thisisthehouse___________wevisitedyesterday.where/inwhichthat/which选择适当的关系代词或关系副词把下列句子补充完整。1.Hisfatherdiedintheyear______hewasborn.2.Heisunlikelytofindtheplace______helivedfortyyearsago.3.Doyouremembertheday______wemetlasttime?4.RecentlyIboughtabeautifulvase_______pricewasquitereasonable.5.Thereason____Icamehereistogetyourhelp.6.Ireadareportabouthisnewnovel___________willsoonbepublished.7.Doyouknowtheprofessor_________willgiveusaspeechnextweek?whenwherewhenwhosewhythat/whichwho/that4.关系副词when,where和why也可用“介词+which”来代替，要注意其先行词（名词）与介词的合理搭配，介词根据先行词或定语从句的谓语动词来确定。when相当于“at/in/during…+which”where相当于“in/at/on…+which”why相当于“for+which”when在定语从句中作时间状语，相当于“介词+关系代词which”。如：I’llneverforgetthedaywhenIjoinedtheleague.句中when相当于onwhichwhere在定语从句中作地点状语，相当于“介词+关系代词which”。如：ThisistheroomwhereXiaohongoncelived.句中where相当于inwhichWhere引导的定语从句，先行词可以是含有地点意义的其他各种名词。换句话说，where引导的定语从句，其先行词可以不是表示地点的名词。我们可以把这种不是地点的名词解释成一种“含有地点意义的名词”，这些名词往往是一些抽象名词，比如dream,case,situation,point等等。如：Youknowthatdreamwhereyou’rewalkingdownthestreetnakedandeveryoneislookingatyou?Hehasreachedthepointwhereachangeisneeded.why在定语从句中作原因状语，相当于“介词for+关系代词（which）”。如：Thisisthereasonwhyhewentaway.Thisisthereasonforwhichhewentaway.1.Isthisthedaywhen/onwhichIvisitedthemuseum?2.Thisisthefactorywhere/inwhichcarsareproduced.3.Thisisthereasonwhy/forwhichhedidn’tcometothemeeting.思考是否所有的介词+关系代词都能用关系副词代替?1.Thepainting(________Ilooked)waspaintedbyme.2.Thebook(___________Iheard)waswrittentwentyyearsago.atwhichaboutwhich3.Thepen(__________)shewrotethatbookcannowbeseeninamuseum.4.Kunmingisabeautifulplace(_____________)flowersareseenalltheyearround.5.Yesterdaywewenttovisitthehouse(_____________)thegreatwriterusedtolive.withwhichwhere/inwhichwhere/inwhich6.Iwillneverforgottheday(_____________)Ifirstmetyouontheship.结论：只有当“介词+关系代词”充当地点状语、时间状语或原因状语时，才能用关系副词代替。onwhich/when注意：关系副词与关系代词在定语从句中的关系：“介词+关系代词”在从句中作状语相当于一个关系副词。如：王先生工作的那家工厂是一家鞋厂。1.Thefactorythat/whichMr.Wangworksinisashoeone.2.ThefactoryinwhichMr.Wangworksisashoeone.3.ThefactorywhereMr.Wangworksisashoeone.他将永远记住他入团的那天。1.Hewillforeverrememberthedaythat/whichhejoinedtheLeagueon.2.HewillforeverrememberthedayonwhichhejoinedtheLeague.3.HewillforeverrememberthedaywhenhejoinedtheLeague.例句1.Wethoughtyouwereapersonfromwhomwecouldexpectgooddecisions.(P28)[考点]在定语从句中，如果先行词是人，介词后面的关系代词用whom。介词+whom在定语从句中作状语。[练习1]Wesawseveralnativesadvancingtowardsourparty,andoneofthemcameuptous______wegavesomebellsandglasses.A.towhichB.towhomC.withwhomD.withwhich[点拨]句意：我们看到几个当地人朝我们走来，其中一个人来到我们面前，我们给了他一些铃铛和杯子。该句先行词是oneofthem，定语从句和先行词被谓语cameuptous隔开，根据短语givesth.tosb.，此处应用towhom来引导定语从句。[练习2]Americanwomenusuallyidentifytheirbestfriendassomeone______theycantalkfrequently.A.whoB.asC.aboutwhichD.withwhom[点拨]该句先行词是someone，talkabout意为“谈论、谈到”；talkwith意为“和……谈话”，根据句意，应为talkwithsomeone，故选D。例句2.ThisistheshopinwhichIboughtmyfavoritedress.(P29)[考点]在定语从句中，如果先行词是物，介词后面的关系代词用which。介词+which在定语从句中作状语，可表示时间、地点、原因、方式等。[练习1]Manypeoplewhohadseenthefilmwereafraidtogototheforestwhentheyrememberedthescenes______peoplewereeatenbythetiger.A.inwhichB.bywhichC.whichD.that[点拨]句意：很多看过这部电影的人，当回想起人被老虎吃掉的情景时，就不敢去森林了。分析句意可知，“人被老虎吃掉的情景”出现在电影画面里，即inthescenes,故选A。[练习2]Humanfacialexpressionsdifferfromthoseofanimalsinthedegree______theycanbecontrolledonpurpose.A.withwhichB.towhichC.ofwhichD.forwhich[点拨]句意：人与动物面部表情的区别在于有意控制的程度。该句先行词是thedegree，degree前面的介词一般用to，意为“到……程度”，所以此处应选B。例句3.Thepolicesearchedthehousewherethethiefhadstayed.[考点]当先行词具有“地点”意义时，可考虑用关系副词where来引导定语从句。where在从句中作地点状语。[练习1]Somepre-schoolchildrengotoadaycarecenter,_______theylearnsimplegamesandsongs.A.thenB.thereC.whileD.where[点拨]这是一个定语从句，先行词是adaycarece