PeriodFour关系副词：whenwherewhy当先行词是表示______的名词，用when，在定语从句中充当________，这时一般可以用“介词＋which”来代替,若定语从句缺主语或宾语，需用_____或________引导定语从句。e.g.1.Iwillneverforgettheday.Iwenttouniversityonthatday.Iwillneverforgetthedaywhen/onwhichIwenttouniversity.2.Hestillrememberthemorning.Theearthquakehappenedonthatmorning.______________________________________________________________3.HewillalwaysrememberthedayshespentinChina.当先行词是表示_______的名词，用where，在定语从句中充当________，这时一般可以用“介词＋which”来代替，若定语从句缺主语或宾语，用______或_______引导定语从句。（where引导的定语从句也可以修饰case,condition,situation,point等先行词。）e.g.4.Thisisthehouse.Heusedtoliveinthehouse.Thisisthehousewhere/inwhichheusedtolive.5.Iknowofaplace.Wecanswimintheplace._______________________________________________6.Thecity____________givesEricadeepimpressioninChinaisShanghai.先行词是表示________的名词，即reason，用why，在定语从句中充当_________，这时一般可以用“for＋which”来代替:如果关系代词指代先行词reason在从句中作主语、宾语、表语等时，则用_________或__________。e.g.7.Idon’tknowthereason.Hediditforthisreason.Idon’tknowthereasonwhy/forwhichhedidit.8.Thereasonwasnotclear.Hewasfiredforthisreason.__________________________________________________9.Thereason__________hegaveusisgoodenough.Practice一、找出句中的从句并圈出先行词说出关系代词在从句中的成分1.Iknowaforestwhereyoucanfindwildstrawberries.2.Isthereanyreasonwhyyoushouldhaveaholiday.3.IwillshowyouthewaytotheFriendshipHotelwhereforeignvisitorsarestaying.4.Besuretocallonusnexttimewhenyoucometotown.5.WeshallneverforgetthedayswhenwewereunitedasonetofightagainsttheJapanese.6.IwillshowyoutothefactorywhichproducesthiskindofTVsets.7.Iwillshowyoutothefactorywherehehasworkedforfiveyears.8.Iwillshowyoutothefactorywhoseworkersarealldisabledpeople.二、用适当的关系代词，关系副词，或介词+关系代词填空。ThisisthefactoryIonceworked.ThisisthefactoryI'vevisited.ThedayIalwaysrememberisOct.1.ThedayNanjingwasliberatedisSep.11.Thereasonhehasn'tcomeisthathehasbeenill.Don'tbelievethereasonhegaveyou.三、选择题1.Hewaseducatedatthelocalhighschool,________hewentontoBeijingUniversity.A.afterwhichB.afterthat