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1、TheNon-RestrictiveAttributiveClauseUnit5Grammar非限制性定语从句Teachingaims:Afterthislesson,studentsenableto:1.Makesensethedifferencesbetweenrestrictiveandnon-restrictiveattributiveclause.2.Usethenon-restrictiveattributiveclausetodescribepeopleandobjects3.Use
2、thenon-restrictiveattributiveclausetofillinthegrammaticalblanksandwritesentences.RevisionofrestrictiveAttributiveClause对先行词起着________的作用，这种定语从句和先行词的关系_______，且主句和从句之间____用逗号隔开。如果将这种定语从句去掉，主句的意思便_____________________。如：限制性定语从句AdictionaryisabookHewasthe
3、onlystudentinmyourclassThegirlinthecrowdismysister.whichgivesthemeaningofwords.whowasinvitedwhoisinwhiteskirttotheUSA.修饰，限定十分密切不可不完整，甚至失去意义关系代词RelativePronoun指代在定语从句中所充当的成分人物主语宾语定语whowhomwhichthatwhose引导限制性定语从句的关系词关系副词RelativeAdverb指代在定语从句中所充当的成分whenw
4、herewhy引导限制性定语从句的关系词时间地点，或指事物发展的某个阶段原因状语原因地点状语时间状语when=_______where=_______why=_________Attention！介词+which/whom也可以引导限制性定从（介词+that除外）during/on/inwhichin/atwhichforwhichWhat’snon-restrictiveattributiveclause?Canyoutellthedifferencesbetweenrestrictiveand
5、non-restrictiveattributiveclause?什么是非限制性定语从句？限制性定语从句与非限制性定语从句有什么区别？CompareandtellthedifferencesPeoplelivelonger.whooftentakeexercisesXieLeihascometoouruniversityforabusinessqualification.,whois21yearsold,Theoldmanwho/thatisover80yearsoldisaprofessor.T
6、heoldman,whoisover80yearsold,isaprofessor.Thisisthereasonwhyhewasabsentfromthemeeting.Hewasillinthemorning,forwhichhewasabsentfromthemeeting.DoctorLi(who/whom)youmetinthehospitalisfromBritain.DoctorLi,whomyoumetinthehospital,isfromBritain.区别限制性定语从句非限制
7、性定语从句不用逗号隔开用逗号隔开形式功能关系词对先行词起修饰限定作用,如删掉,原句意思不完整或失去意义是对先行词的补充说明,如删掉,主语意思仍完整1.指人作主语可用who/that3.指人作宾语时who可以代替whom1.指人作主语只能who3.指人作宾语时who不可以代替whom2.指原因用why/forwhich2.指原因只能用forwhich区别限制性定语从句非限制性定语从句先行词省略情况关系词作宾语时可以省略关系词不可以省略还可以是专有名词或者指代整个主句普通名词或代词YuanLongpi
8、ng,whoisknownforsuperhybridrice,hasmadegreatcontributiontoChina.Hehasmadegreatprogress,whichmadeusveryhappy.Shanghai,whichisinEastChina,isdevelopingrapidly.译法译为“……的”译并列句非限制性定语从句跟先行词的关系并不十分密切，只是对先行词的__________，如果把从句去掉，主句意思__________，且从句用______与
