AdvancewithEnglishAdvancewithEnglishGrammarandusageNon-restrictiveattributiveclaNon-restrictiveattributiveclausesuses非限制性定语从句非限制性定语从句who/thatWhoishe?*Theman______issittingthereisBradPitt.*Theman—————————shespeakstoisBradPitt.*Theman______shespeaksisBradPitt.towhomwho/whom/that/-Whoisshe?Cecilia,______tookweight-losspills,nowrealizesthathealthisimportant.Cecilia,_______bodyisthin,stillwantstolosesomeweight(减肥).whowhose1.限制性定语从句与先行词之间不用逗号隔开；非限制性定语从句与先行词之间一般用逗号隔开。Mycousinwhosefatherisateacherwantstobeanactor.Mycousin,whosefatherisateacher,wantstobeanactor.1.A.ThisistheplacewhereIlivedtenyearsago.B.SheisgoingtospendthewinterholidayinMacao,whichreturnedtoChinain1999.2.A.HeisamanwhoIcanaskforhelp.B.Hisfather,whoworksinBeijing,camebackyesterday.2.限制性定语从句和先行词关系密切，如果去掉从句，剩余部分意义不完整；非限制性定语从句只是先行词的附加说明，如果去掉从句，意义仍然完整。1.Ihaveasisterwhoworksinahospital.我有一位在医院工作的姐姐。2.Ihaveasister,whoworksinahospital.我有一位姐姐，她在医院工作。3.Allthemagazinesherewhichhavebeautifulpicturesinthemwerewrittenbyhim.里面有漂亮图画的那些杂志是他写的。4.Allthemagazineshere,whichhavebeautifulpicturesinthem,werewrittenbyhim.所有的杂志都是他写的，里面都有漂亮的图画。3.有时同一个限制性从句变为非限制性从句会改变全句的意思。（不只一位姐姐）（只有一位姐姐）（杂志有带图画和不带图画两类）（杂志只有一种）Hisfather,whoworksinBeijing,camebackyesterday.A.当先行词是地名人名、世界上独一无二的事物或家庭唯一成员时，通常只用非限制性定语从句。Shanghai,whichisinEastChina,isdevelopingrapidly.Fillintheblankswithproperrelativewords.1.Thefamousbasketballstar,_____isanAmerican,cametoChinayesterday.2.Inthosedays,sheusedtogotoMrblack,with_____shehadawonderfultime.3.Iboughtacaryesterday,_____costmealot.4.Xi’an,______Ivisitedlastyear,isaniceoldcity.5.HewillcometoseemenextJuly,___hewon’tbesobusy.6.Theschool,_______Ioncestudied,wasbuiltthirtyyearsago.7.Johnsaidhe’dbeenworkingintheofficeforanhour,_______wastrue.whowhomwhichwhichwhenwherewhichHemissedtheshow,whichwasagreatpity.Heinvitedmetodinner,whichmademehappy.4.非限制性定语从句中关系代词which/as可指其前的整个主句的意思或一部分意思。As引导的定语从句既可以位于句末，也可以位于句首或句中。Aseveryoneknows,Chinaisacountrywithalonghistory.正如大家所知，中国是一个有着悠久历史的国家。Sheisateacher,asisclearfromhermanner.她是位教师，这一点从她的举止可以清楚地看出。MoreexamplesByservingothers,apersonfocusesonsomeoneotherthanhimselforherself,___canbeveryeye-openingandrewarding.（2007湖南）A.whoB.whichC.whatD.thatHelenwasmuchkindertoheryoungestsonthantotheothers,_____,ofcourse,madetheothersenvy(嫉妒)him.(2004天津)A.whoB.thatC.whatD.whichCarolsaidtheworkwouldbedonebyOctober,_____personally(就我个人而论)Idoubt(怀疑)verymuch.(1999全国)A.itB.thatC.whenD.which关系代词：which/who/whom/whose/as关系副词：when/where6.非限制性定语从句中不用关系词that；非限制性定语从句中关系词不能省略)5.非限制性定语从句中通常使用下列关系代词和副词7.在ofwhich/whom之前可以使用表达数量或定位的数词或代词。1.Iamdoingdifferenttypesofexercises,allof_______arequitehelpfultomyhealth.2.Manypeople,someof_______arenotoverweight,aregoingondiets.3.Thereare54studentsinmyclass,threeof________comefromUS.OtherexampleswhichwhomwhomLastweek，onlytwopeoplecametolookatthehouse，_______wantedtobuyit....
