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1、AttributiveClauses定语从句定语从句：是由关系代词和关系副词引导的从句，其作用是作定语修饰主句的某个成分，定语从句分为限定性和非限定性从句两种。1、IntheirclasstherearefifteenstudentswhocanspeakEnglishwell.限定性定语从句2.Intheirclasstherearefifteenstudents,whocanspeakEnglishwell.非限定性定语从句eg.Thisisthegirl(whom)Imetyesterdayeg.Shesangasong,whichwelikedverymuch..限定性定语从句和非限定
2、性定语从句的区别1、限定性从句必须紧跟先行词，而非限定性一般用逗号隔开2、限定性从句关系代词做宾语时可省略，而非限定性从句中的关系代词不能省略3、限定性定语从句与主句关系紧凑，起限定修饰作用，不能去掉。非限定性定语从句是进一步说明，去掉也不影响整句的意思。关系词关系代词（who、whom.whose.which.that）Who,人做主语和宾语Whom,人做宾语Whose,人做定语Which,物做主语和宾语That,都可以替换关系副词（when,where,why）When,表示时间Where,表示地点Why,表示原因只能用“That”的区别1、当先行词是nothing,something,a
3、nything,all,each等不定代词时eg1.Doyouhaveanythingthatisimportanttotellme2、当先行词被all,any,some,no,not,every,each等修饰时eg2.Ihavesomebooksthatareverygood.作业完成情况《学生实训报告书》的填写实训调查汇报、活动策划、活动总结3、当先行词被形容词最高级、序数词所修饰时eg.ThisisthefirstbookthatIboughtmyself.eg.ThebiggestbirdthatIcaughtisthisbird.4、当先行词被thevery,thelast,the
4、next,theonly等词修饰时eg.ThisistheverybookthatIlostyesterday5、当先行词又有人又有物时eg.Iwon’tforgetthethingsandthepersonsthatIsaw.只能使用which的情况1、在非限制性定语从句中eg.Maryhasabook,whichisveryprecious.2.在介词之后eg.Thisisahouseinwhichlivesanoldman.3.当主句中的主语被that修饰时eg.ThatdogwhichIfoundinthestreetbelongstoMary.做定语从句试题的基本方法判断其是否为定语
5、从句判断是限定性还是非限定性先行词是关系代词还是关系副词在“介词＋which”结构中，介词的正确选择1、Heisthefamousscientist________willgiveusalecturenextweek.2、NewYorkisthefirstcityto_______shehaseverbeeninherlife.3、Theonlything________wecandoforthemanwastogivehimsomemoney.4、Ourteacher,______wifefellillyesterday,cannotcometoworktoday.5、Thenewcar,f
6、or______Ihavepaidseveralthousandpounds,isn’trunwell.6、TOEFLisatestforstudents_____nativelanguageisnotEnglish.7、August15,1999isoneofthegreatestdaysinhislife_____hewasacceptedbyauniversity.8、ThisistheonlyEnglish-Chinesedictionary____couldbefoundintheteacher’sreading-room.定语从句的翻译练习1、这是本月上映的最好的一部影片。This
7、isthebestfilmthathasbeenshownthismonth.2、你在会上看到的那个女孩是个出名的游泳运动员。Thegirl(who,whom,that)yousawatthemeetingisawell-knownswimmer.3、他进大学的那一天非常高兴。Hewasveryhappyonthedaywhen(onwhich)heenteredtheuniversity.定语从
