HarryPotter:Whatishelike?aboywithglassesaboywhoisbraveandwearingglassesabraveboyattribute前置定语后置定语后置定语1.Anastronautisapersonwhoworksandtravelsinspace.antecedent先行词relativepronoun关系代词（）先行词和关系词先行词：被定语从句修饰的词叫先行词。关系词：引导定语从句的词叫关系词。关系词代替先行词在定语从句中充当成分。Choosetheoneswithattributiveclauses:1.I’msurethathewillwinthegame.2.Iknowashopwhichsellsreallygoodcookies.3.AllmyclassmatesenjoyedthecakeImade.4.Doyouknowwhotheteacheristalkingto?5.Heisnotthemanwhosecarwasstolen.(（()）)先行词作主语作宾语作定语(“…的”)人who,that(who,whom,that)whose+n.=the+n.+ofwhom物which,that(which,that)whose+n.=the+n.+ofwhichI.常见的关系代词有：which,that,who,whom和whose关系代词判断步骤:首先，要辨别出先行词。如果先行词指人,关系代词可能就用who,that,whom或whose。如果先行词指物,关系代词可能就用which，that或whose。然后，要确定关系词在从句中的成分。请看下表1.Whowashurtintheaccident____________happenedyesterday?2.Heknewtheteacher______wemetyesterday.3.Thefilm____________wesawlastnightwasverywonderful.4.Isawawoman_______bagwasstolen.5.Pleaseshowmethebook_______coverisred.that/whichwhom/who/that/不填that/which/不填whosewhose1.Wethoughtyouwereaperson________________wecouldexpectgooddecisionsfrom.Wethoughtyouwereapersonfrom_________wecouldexpectgooddecisions.2.Themoney_________youweretobuydogfoodwithisgone.Themoneywith_________youweretobuydogfoodisgone.(who/whom/that)whom(which/that)which有些情况下只用关系词that,而不宜用which1.当先行词是不定代词，如all,everything,anything,nothing,much,few,little,none,theone等Ididn’tmeanthisone;Imeantheonethatwasboughtyesterday.2.先行词（指物的）前面有only,few,oneof,little,no,all,every,very等词修饰时There’snodifficultythatwecan’tovercome.I’vereadallthebooksthatcanbeborrowedhere.3.先行词被序数词first,last,next等或形容词的最高级修饰时ThisisthefirstletterthatI’vewritteninJapanese.SheisthemostcarefulgirlthatI’veeverknown.4.当先行词既有人又有物时Theytalkedabouttheteachersandschoolsthattheyhadvisited.Thespeakertalkedofsomewritersandbooksthatwereunknowntous.5.当主句是以who,which,what开头的特殊疑问句或主句以therebe开头时Whoisthemanthatiswaitingatthebusstop?Whichisthecarthatovertookusyesterday?6.有两个定从，其中一个已用whichTheybuiltafactorywhichproducedthingsthatcouldcausepollution.有些情况下只用关系词which,而不用that(4点)有些情况下只用关系词who,而不用that(2点)Thisisthehero(whom/who/that)weareproudof.Thisistheheroofwhomweareproud.II.关系代词与介词介词放在关系代词的前面时,介词宾语只能用which代物,和whom代人。Theroom(which/that)Iliveinisverybig.TheroominwhichIliveisverybig.注意事项:1.介词提前时,关系词不能用who和that,也不能省略。2.有时，也会用到“介词＋whose”。•Herearethepicture-booksthatthechildrenarelookingfor.思考：Herearethepicture-booksforwhichthechildrenarelooking.可以么？注意:固定动介词组不可分割,介词不能提前.例如:lookafter,lookat…Practice:1.Thegirlto_____Ispokeisoneofmyoldfriends.A.whoB.whomC.thatD.which2.Totellthetruth,thisistheonlything______Ihaveintheworld.A.whichB.thatC.whatD.ofwhich3.–Haveyoureadthebooks?--Yes.I’vereadallthebooks____yougaveme.A.whichB.whatC.thatD.who4.GeorgeOrwell,______wasEricArthur,wrotemanypoliticalnovelsandessays.A.therealnameB.whathisrealnameC.hisrealnameD.whoserealnameCompletetheconversationwithrelativepronounsonP.11.III.限制性定语从句与非限制性定语从句限...
