Unit9 定语从句课件2017.ppt

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1、Unit9IlikemusicthanIcandanceto.初中定语从句讲解什么是定语？概念:在句中修饰名词或代词.Maryisabeautifulgirl.Ilikethebookonthedesk.形容词作定语介词短语作定语Wouldyoulikesomethingtoeat?不定式作定语定语从句概念:在复合句中修饰名词或代词的句子.(Attributiveclause)Maryisagirlwhohaslonghair.句子作定语,修饰girl,叫做定语从句结构：先行词（名词/代词）+关系词+句子Ilovesingerswhowritetheirow

2、nmusic.先行词关系词定语从句Themanwholivesnexttousisapoliceman.先行词____________________关系词___定语从句先行词关系词定语从句Maryisagirlwhohaslonghair.关系代词关系副词which,who,whom,whose,thatwhere,whenwhy关系词关系代词:that,which,who,whom,whose关系副词:when,where,why人(n.)+that/who/whom+从句物(n.)+that/which+从句Ihaveanapple.Anappleis

3、red.Ihaveanapplethat/whichisred.修饰先行词anapple主语主语关系词在定语从句中作主语时不能省掉。Ilikethemusic.Icandancetothemusic.Ilikethemusicthat/whichIcandanceto.宾语宾语关系词在定语从句中作宾语时可以省掉。Ilikesomefriends.Somefriendslikesports.Ilikesomefriendswholikesports.修饰先行词friends主语主语/that关系词who/that在定语从句中作主语时不能省掉。Thisisadr

4、eam.Thedreamwillnevercometrue.Thisisadreamwhich/thatwillnevercometrue.Thedoghasbeenfound.Thedogwaslost.Thedogwhichwaslosthasbeenfound.which/that作主语.(不能省)（作主语）Ilikethegirl.Youaretalkingtothegirl.Ilikethegirlwho(m)youaretalkingto.宾语宾语/that关系词who/that在定语从句中作宾语时可以省掉。which/that作宾语：（可省略）

5、Thisisthecard.I’vejustreceivedthecard.Thisisthecardwhich/thatI’vejustreceived.()（作宾语）who/that作主语.(不能省)Thisisthefilmstar.ThefilmstarisverypopularinChina.ThisisthefilmstarwhoisverypopularinChina.(作主语)/thatwho/whom/that作宾语：(可省略)Themanisafamouswriter.Hedescribedthemanjustnow.Theman(who

6、/whom/that)hedescribedjustnowisafamouswriter.(作宾语）Thethiefhasbeensenttoprison（监狱）.Thepolicecaughtthethieflastnight.Thethiefwhomthepolicecaughtlastnighthasbeensenttoprison.Maryisagirl.Maryhaslonghair.合并为一个句子Maryisagirlwhohaslonghair.小结：that－既可指人，也可指物，作主语，不能省略；作宾语，可以省略。which－指物，作主语，不

7、能省略；作宾语，可以省略.who－指人作主语，不能省略；作宾语，可以省略.（常用whom）Who/that在定语从句中作主语时，谓语动词的单复数与先行词保持一致。Iprefershoesthatarecool.Ihaveafriendwhoplayssports.who作定语从句的主语或宾语.Themanwhoisspeakingatthemeetingisaworker.Themanisaworker.Themanisspeakingatthemeeting.分解作主语Whom作定语从句的宾语Thewomanwhomtheywantedtovisitisa

8、teacher.Thewomanisateacher