概念:定语从句：在复合句中修饰名词或代词的句子，叫定语从句。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。命题方向考查定语从句的关系词定语从句关系词的选择取决于先行词是指人还是物，并要分清楚关系词在句中的成分。指人指物主语宾语thatwhichwhowhom关系代词的用法√√√√√√√√√√√√××××关系代词在从句中可以：何时可以省略？做宾语时可以省略考点1.先行词指“人”时，关系代词可以用who或that，在句中作主语或宾语,whom只能作宾语。Heistheperson_________wantstoseeyou.思路点拨句中先行词明确指人，从句缺少主语。Heistheperson________________wemetinthestreetyesterday.思路点拨句中先行词明确指人，从句缺少宾语，引导词在句可以省略。who/that（whom/who/that）2.先行词指“物”时，关系代词可以用which或that，在句中作主语或宾语。Aplaneisamachine___________canfly.思路点拨句中先行词明确指物，从句缺少主语。Thisisthebook___________youwant.思路点拨句中先行词明确指物，从句缺少宾语，引导词在句可以省略。that/which(that/which)3.先行词指“物或人”时，在句中作定语，关系代词用whose。Theboy________fatherworksinafactoryisanengineer.思路点拨句中先行词明确指人，从句缺少定语。Theroom_______windowisredishers.思路点拨句中先行词明确指物，从句缺少定语。whosewhose1.Ihaveafriend________likeslisteningtoclassicalmusic.who/thatwhich/thatwhose3.Theman______legbrokeinamatchusedtobeafootballplayer.2.YesterdayEmilywaswearingthenewdress__________Igaveher.用适当代关系词填空4.只能用that,不能用which的情况：(1)先行词(指物）为all,everything，anything，nothing,something,nothing,few,little,much,theone等不定代词时；(2)先行词被形容词最高级所修饰或被theonly,thevery,thelast,any,few,little,no,all,oneof等修饰时：(3)先行词为数词或被序数词（含last)修饰时。（4）先行词是并列词组既有人又有物时。(5)在以who,which开头的句子中为了避免重复。口诀：不定代词这一伙，全用that准没错先行词前有修饰，千万不能用which.1.HereissomethingIwilltellyou.2.Wehaven’tgotmuchwecanofferyou.3.Isittheoneyouwant?4.ThisisthemostinterestingstoryIhaveeverheard.5.IcanrememberwellthepersonsandsomepicturesIsee.6.Whichisthebikeyoulost?7.Whoisthewomanwaspraisedatthemeeting?thatthatthatthatthatthatthat5.5.在由“介词在由“介词++关系代词”引导的关系代词”引导的定语从句中，只能用定语从句中，只能用whichwhich指指“物”，用“物”，用whomwhom指“人”。指“人”。e.g:(1)Thisistheclassroome.g:(1)Thisistheclassroomin______in______westudiedfortwoyear.westudiedfortwoyear.(2)Sheistheperson(2)Sheisthepersonfromfrom____________weshouldlearn.weshouldlearn.whichwhom直击中考1.(2012·广州）Wheneverhewaslate,hecouldfindplentyofexcuxes___soundedreasonable.A.whoB.whereC.whenD.which2.(2012·佛山）--Foshanisacity___hasaverylonghistory.A.whoseB.whichC.who3.(2012·肇庆）Thelastplace___wevisitedwastheSummerPalace.A.whereB.thatC.why4.(2012·梅州）Mr.Smith___issmokingislookingfor___shelostyesterday.A.whom,whichB.who;whatC.that;whoD.which;where5.(2012·桂林）Shecoulddoeverything____sheliked.A.thatB.whoC.whereD.when6.(2012·咸宁）Wealllikethestoryabouttheteacher____happenedinourschoollastweek.A.whichB.whoC.whomD.what•1.Thisisthebag_____mymotherboughtyesterday.•A.thatB.whoC.whomD.this•2.Thegirl_____yousawinthestreetisMary.•A.thatB.whoseC.whichD.as•3.Isthisthefactory_____alotofstudentsvisitedyesterday?•A.theoneB.whichC.whoD.whom※4.Isthisfactoryalotofstudentsvisited?•A.theoneB.whichC.whoD.whomAABA•5.Theonlylanguage_____iseasytolearnisthemothertongue.•A.whichB.thatC./D.it•6.Theg...
