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修饰限定名词或代词的句子叫做定语从句。关系代词：who,whom,whose,which,that引导定语从句的关系词有：定义：关系副词:where,when,why先行词：代词名词被定语从句所修饰的或TheboywhoisreadingisTom.先行词关系代词Ahospitalisaplacewhereadoctorworks.先行词关系副词定语从句的分类TheRestrictiveAttributiveClause限制性定语从句TheNon-restrictiveAttributiveClause非限制性定语从句Steptwolead-in非限制性定语从句构成：+,+关系词先行词Shehastwobrothers,(whoareworkinginthecity).+其他部分基础知识回顾Stepthreedetails(细节探究)TheNon-restrictiveAttributiveClause非限制性定语从句1Theman,wholivesnexttous,ismyEnglishteacher.2Theoldman,whom/whowewillvisittomorrow,waseverahero.3Thewriterwrotemanynovels,whicharepopularwiththeyoungpeople.4HecanspeakChinesesofluently,whichsurprisesusverymuch.作主语作宾语作主语作主语指出下列关系词在句中的成分探究一5Tom,whosefatherisadriver,studiesveryhard.6Marycametoseemelastweek,whenIwasverybusy.7Lastmonthwevisitedthevillage,whereMoYangrewup.作定语作时间状语=duringwhich作地点状语=inwhich总结:非限制性定语从句中关系词的指代关系指人指物在定语从句中的作用WhoWhomWhichwhose√√主语主语宾语定语√√√宾语探究一还可指代整个主句关系副词(where,when)的指代关系指地点指时间在定语从句中的作用WhereWhen√√时间状语地点状语that,why不能在非限制性定语从句中使用。tip介词+which1.Doyouremembertheday_________wewenttoschooltogether?2.Shewasalwaystalkingintheclass,_____madeotherstudentsunhappy.3.MyunclewenttoGuangzhou,______Ihaven’tseenforalongtime.when/onwhichwhichwhomExercise1Finishthefollowingexercises.4.TheywillflytoShanghai,______________theywillseetheirbestfriends.5.Ilikethehouse,____windowsfacethesea.6.Isawmyfriend,_______wasreading.whosewhere/inwhichwhoAttention!注意啦!1.非限制性定语从句不能由that引起e.g.Istudyintheschool,thatisfarawayfrommyhome.()Istudyintheschool,whichisfarawayfrommyhome.()2.非限制性定语从句中介词后的关系代词指代人只能用_______，指代物只能用________不能用其他，除下列情形外：√×whomwhich1.TheythankedTom,without_______supporttheywouldnothavesucceededinmakingthegiantplane.whose2.Thisisthebossofmybrother,in_________officetwomensignedanagreementonhowtobuildtheproject.whoseExercise2A:Teacherswhoarekindarepopularwiththestudents.和蔼的老师受学生们欢迎。B:Mr.Chen,whoiskind,ispopularwiththestudents.陈老师很和蔼。他很受学生们的欢迎。3.Comparison试翻译比较一下观察：你能找出两个定语从句的区别吗？限制性定从非限制性定从形式上翻译时意义上作用上关系词不用逗号用逗号译为“…的”修饰限制只可修饰先行词可译为并列句不可省略且不能用that,why引导补充说明可修饰先行词或主句作宾语时可以省略去掉后,句意不完整去掉后，句意完整TranslatethesentencesintoChinese:1.Hissonwhoistwentyyearsoldisadoctor.Hisson,whoistwentyyearsold,isadoctor.Exercise32.Allthebooksthathavepicturesaregood.Allthebooks,whichhavepictures,aregood.TranslatethesentencesintoChinese:1.Hissonwhoistwentyyearsoldisadoctor.他20岁的儿子是个医生。（不止一个儿子）Hisson,whoisonlytwentyyearsold,isadoctor.他儿子只有20岁。他是个医生。（只有一个儿子）2.Allthebooksthathavepicturesaregood.所有带插图的书都很好。（不带图的书不一定好）Allthebooks,whichhavepictures,aregood.所有的书都带插图，这些书都很好。（强调没有不带图的书）as和which引导非限制性定语从句的区别。探究二_____isknowntoall,TaiwanisapartofChina.Hewaslateforschool,____oftenhappened.Tomhasmadegreatprogress,_____madeushappy.Asaswhich归纳总结：1）关系代词as和which都能引导非限制性定语从句代表整个句子内容，as引导的定语从句可位于主句______或______；which引导的定语从句却不能位于_________-。前面后面主句前面2）★as在从句中作主语时，后面常接行为动词的被动语态，如beknown，besaid，bereported等;另外，它还有“正如…”的意思。★如从句中行为动词是主动语态，并翻译为“这…”，一般要用which作主语。Shehasbeenlateagain,_____wasexpected.Tomhasmadegreatprogress,_____madeushappy.aswhichTomboughthismotheradresswhichwasred.汤姆给他妈妈买了一条红色的裙子。Tomboughthismotheradress,whichwasred.汤姆给他妈妈买了一条裙子，那条裙子是红色的。Tomboughthismotheradress,whichmadehermotherveryhappy.汤姆给他妈妈买了一条裙子，这使得她非常高兴。探究三•限制性定从的先行词往往为某一个_________，而非限制性定从的先行词可以是________，也可以是__________，代整个句子的时候常由which引导。某个词词或短语整个主句1.Thebrush__________hehastakenawayismine.2.Theman____________yousawintheparkisourchemistryteacher.3.Thepopularsingersangmanysongs,______wealllike.探究四(that/which)(that/who/whom)whichComparethemcarefully关系代词在限制性定语从句中宾语可以_____，但在非限制性定语从句中宾语________。省略不可省略归纳总结：探究五.“介词+关系代词”还有一般有以下几种结构：(1)_______+介词+关系代词：Theyliveinahouse,thedoorofwhichfacessouth.4.“介词+关系代词”引导非限制性定语从句的几种结构(2)______+介词+关系代词：Therearefourstudentsintheclassroom,allofwhomareworkinghard.名词代词(3)_______+介词+关系代词：LastSundayIboughtsomebooksfromthebookstore,threeofwhichwereEnglishnovels.(4)__________________________+介词+关系代词：Chinahasthousandsofislands,thelargestofwhichisTaiwan.数词形容词比较级/最高级StepfourWorkingroupoffourtofinishthefollowingexercises4人小组完成以下练习:Tom,____isagreatphilosopher,wasborninthetime_______stateswereoftenatwarwitheachother.Hestressedtheimportanceofkindness,dutyandorderinsociety,_______influencedChineseformorethan2,000years.SoChina,________peoplearekindandfriendly,isknownasthenationofrites(礼仪).whowhenwhichwhere1.Fillintheblanks.2.Translation（汉译英）1.他有一个姐姐，她是一个老师。2.汤姆赢了这游戏，这让我们感到很意外。3.汤姆上学迟到了，这使得老师很生气。4.这是我上周买的新车。5.正如Dragon所告诉我们的，我们都是很聪明的学生。2.Translation（汉译英）1.他有一个姐姐，她是一个老师。2.汤姆赢了这游戏，这让我们感到很意外。Hehasasister,whoisateacher.Tomwonthegame,whichmadeussurprised.(=whichsurprisedus)3.汤姆上学迟到了，这使得老师很生气。4.这是我上周买的新车。5.正如Dragon所告诉我们的，我们都是很聪明的学生。Tomwaslateforschool,whichmadeteacherangry.Thisisthenewcarwhich/thatIboughtlastweek.AsDragontoldus,weareverycleverstudents.ThankyouGoodbye