Non-restrictiveAttributiveClause限定性定语从句与非限定性定语从句限定性定语从句是句中不可缺少的组成部分,主句和从句之间不用逗号隔开非限定性定语从句是对主句先行词的补充说明,没有这种从句不影响主句意思完整,一般用逗号把主句和从句分开引导词:who,whom,whose,which,ofwhich,when,where等,不用that,不能省略引导词:关系代词和关系副词,作宾语时一些关系代词可以省略一、1.Iwastheonlypersoninmyofficewhowasinvited.我是我们办公室唯一被邀请的人。比较:2.Hisdog,whichwasveryold,becameillanddied.他的狗很老了,生病后就死了。3.YesterdayImetLiLei,whoseemedtobeverybusy.昨天我碰上李雷了,他好象很忙。限定性定语从句(如果把从句部分去掉,整个句子的含义就变了)非限定性定语从句(去掉从句,主句的意义仍然完整)非限定性定语从句(去掉从句,意义仍然完整)二、非限制性定语从句中的一些问题a.非限制性定语从句中,指物时用which而不用that。1)Football,whichisaveryinterestinggame,isplayedallovertheworld.2)Allthebooksthere,whichhavebeautifulpicturesinthem,werewrittenbyhim.b.指人时主格用who,宾格用whom,物主格用whose(也可指物)。1)MissHowe,whomyoumetinthelibrary,isournewteacher.2)TheArabs,whoarefamousfortheirhorsesandcamels,usetheseanimalsforworkandinsports.3)LiMing,whosemotherhasbeenillfortwodays,isabsentfromschooltoday.c.另外关系副词when(指时间),where(指地点)也可以引导非限制性定语从句(注意关系副词why不能引导非限制性定语从句)1)Helivesinthecity,wherethereisahightower.2)ThePeople’sRepublicofChinawasfoundedin1949,whenhewasborn.d.介词加关系代词也可以引导非限定性定语从句。1)WuDong,withwhomIwenttoseethefilm,enjoyeditverymuch.2)Herbag,inwhichsheputallherbooks,hasnotbeenfound.3)ThestoryabouttheLongMarch,ofwhichthisisanexample,arewellwritten.三、as,which非限定性定语从句由as,which引导的非限定性定语从句,as和which可代整个主句,相当于andthis或andthat。as一般放在句首,which在句中。Asweknow,smokingisharmfultoone’shealth.Thesunheatstheearth,whichisveryimportanttous.1.Alicereceivedaninvitationfromherboss,___cameasasurprise.A.itB.thatC.whichD.he此为非限定性从句,不能用that修饰,而which,it和he都使后句成为句子,两个独立的句子不能单以逗号连接。况且选he句子不通。CExercise2.Theweatherturnedouttobeverygood,___wasmorethanwecouldexpect.A.whatB.whichC.thatD.itwhich可代替句子,用于非限定性定语从句,而what不可。that不能用于非限定性定语从句,it不为连词,由逗号连接的两个句子并在一起在英语语法上也行不通。B3.Itrainedhardyesterday,____preventedmefromgoingtothepark.A.thatB.whichC.asD.it4.Sheisateacherofmuchknowledge,_____muchcanbelearned.A.whoB.thatC.fromwhichD.fromwhomBD5.Chinahasmanyrivers,____theChangjiangRiveristhelongest.A.whichB.inwhichC.amongwhichD.oneofwhichC6.a.Pisaisacity,___hasaleaningtower.b.Pisaisacity,____thereisaleaningtower.A.whichB.thatC.whereD.thereAC7.Dorothywasalwaysspeakinghighlyofherroleintheplay,____,ofcourse,madetheothersunhappyA.WhoB.whichC.thisD.what8.Doyouknowthereason____hewaslate?A.thatB.whichC.forwhatD.forwhichBD9.Ihaveboughttwoballpens,____writeswell.A.noneofwhichB.neitherofwhichC.noneofthemD.neitherofthemB10.TheEnglishplay___mystudentsactedattheNewYear’spartywasagreatsuccess.A.forwhichB.atwhichC.inwhichD.onwhichC1.TedcamefortheweekendwearingonlysomeshortsandaT-shirt,____isastupidthingtodoinsuchweather.(2011全国卷II)A.thisB.thatC.whatD.which2.MarywasmuchkindertoJackthanshewastotheothers,_____,ofcourse,madealltheothersupset.(2011北京卷)A.whoB.whichC.whatD.thatDB高考真题3.Betweenthetwopartsoftheconcertisaninterval,______theaudiencecanbuyice-cream.(2011江苏卷)A.whenB.whereC.thatD.whichA5.Theschoolshop,______customersaremainlystudents,isclosedfewtheholidays.(2011四川卷)A.whichB.whoseC.whenD.where6.Iwalkeduptothetopofthehillwithmyfriend,____weenjoyedasplendidviewofthelake.(2011陕西卷)A.whichB.whereC.whoD.that7.JuliewasgoodatGerman,FrenchandRussian,allof_____shespokefluently.(2011湖南卷)A.whoB.whomC.whichD.thatDBC