人教版英语九年级全册定语从句PPT文档格式.pptx

人教版英语九年级全册定语从句PPT文档格式.pptx

《人教版英语九年级全册定语从句PPT文档格式.pptx》由会员分享，可在线阅读，更多相关《人教版英语九年级全册定语从句PPT文档格式.pptx（33页珍藏版）》请在冰豆网上搜索。

一、引导定语从句。

二、代词有两个作用：

二、代替先行词替先行词在其引导的定语从句中充当一定的在其引导的定语从句中充当一定的句子成分句子成分。

定语从句一般紧跟在先行词的后定语从句一般紧跟在先行词的后面。

面。

关系代词在定语从句中关系代词在定语从句中作主语或宾语作主语或宾语.Maryisagirlwhohaslonghair.先行词先行词关系词关系词定语从句定语从句Maryisagirlwhohaslonghair.关系代词关系代词关系副词关系副词which,who,whom,whose,thatWhere,when结构：

先行词结构：

先行词+关系词关系词+句子句子Jointhefollowingsentences:

Aplaneisamachine.Themachinecanfly.Aplaneiscanfly.关系代词的实质关系代词的实质amachinethemachineJointhefollowingsentences:

Aplaneisamachine.Themachinecanfly.Aplaneiscanfly.关系代词的实质关系代词的实质amachinethat/which注意避免重复注意避免重复定语从句的用法定语从句的用法:

当先行词是物时当先行词是物时,用用which或或that引导引导.Thesearethetreeswhich/thatwereplantedlastyear.当先行词是人时当先行词是人时,用用who,whom,whose,that引导引导.who,whom,whose,that用法区别用法区别.who作定语从句的作定语从句的主语或宾语主语或宾语.Themanwhoisspeakingatthemeetingisaworker.Themanisaworker.Themanisspeakingatthemeeting.分解分解作主语作主语Whom作定语从句的作定语从句的宾语宾语Thewomanwhomtheywantedtovisitisateacher.Thewomanisateacher.Theywantedtovisitthewoman.分解分解作宾语作宾语whose作定语从句的作定语从句的定语定语.Iknowthegirlwhosemotherisateacher.分解分解Iknowthegirl.Thegirlsmotherisateacher.作定语作定语Thisisadream.Thedreamwillnevercometrue.Thisisadreamwhich/thatwillnevercometrue.Thedoghasbeenfound.Thedogwaslost.Thedogwhichwaslosthasbeenfound.Practise:

1.Thisisthehousewhichisforsale.2.Thebookwhichislyingonthefloorismine.which/that作主语作主语.（不能省不能省）（作主语）（作主语）which/that作宾语作宾语：

（：

（可省略）可省略）Thisisthecard.Ivejustreceivedthecard.Thisisthecardwhich/thatIvejustreceived.Practise:

1.Thisisthemistakewhich/thatIalwaysmake.2.Istillkeeptheletterswhichshewrotetome.3.Ilostthepenwhichmyfatherboughtme.（）（作宾语）（作宾语）who/that作主语作主语.（不能省不能省）Thisisthefilmstar.ThefilmstarisverypopularinChina.ThisisthefilmstarwhoisverypopularinChina.（作主语作主语）1.TheboywhobrokethewindowiscalledRoy.2.Doyouknowthemanwhospokeatthemeetingyesterday?

3.Thegirlwhoiswateringtheflowersismycousin./thatwho/whom/that作宾语：

作宾语：

（可省略可省略）Themanisafamouswriter.Hedescribedthemanjustnow.Theman（who/whom/that）hedescribedjustnowisafamouswriter.（作宾语）作宾语）Thethiefhasbeensenttoprison.Thepolicecaughtthethieflastnight.Thethief（whom）thepolicecaughtlastnighthasbeensenttoprison.小结：

小结：

that既可指人，也可指物，作主语，既可指人，也可指物，作主语，不能省略；

作宾语，可以省略。

不能省略；

which指物，作主语，不能省略；

作指物，作主语，不能省略；

作宾语，可以省略宾语，可以省略.who指人，作主语，不能省略；

作宾语，指人，作主语，不能省略；

作宾语，可以省略可以省略,（常用（常用whom）注注:

当关系代词在定语从句中作主语时当关系代词在定语从句中作主语时,定语定语从句的谓语动词形式由先行词定。

从句的谓语动词形式由先行词定。

只能用只能用that,不用不用which,常见的情况有五种：

常见的情况有五种：

1.当先行词是当先行词是all,any,few,little,none,anything,everything,nothing,everybody,nobody,everyone,noone或或被它们修饰时。

被它们修饰时。

Eg:

ThatsallthatIknow.IsthereanythingthatIcandoforyou?

Heansweredfewquestionsthattheteacherasked.2.当先行词被形容词最高级或序数词修饰时当先行词被形容词最高级或序数词修饰时Eg:

ThatisthemostinterestingbookthatIhaveeverread.ThefirstthingthatIshoulddoistoreviewmylessons.3.当先行词有当先行词有thevery,theonly,thesame等修饰时。

等修饰时。

ThatstheonlythingthatIcandonow.Thesearetheverywordsthatheused.4.当主句以当主句以who或或which开头时，定语从句的关开头时，定语从句的关系词用系词用that,而不用而不用which或或who.Eg:

Whoisthegirlthatspoketoyoujustnow?

Whichisthepenthatyoulost?

5.先行词同时包括人或物时，关系词用先行词同时包括人或物时，关系词用that.Eg:

ThemanandhisdogthatIalwaysmeetarestandingbythegate.只能用只能用which/who,不用不用that的情况的情况

（1）“介词关系代词介词关系代词”结构中的介词是结构中的介词是in,on,about,from,for,with,toat,of,without等等,关系代词只可用关系代词只可用whom或或which,不可用不可用that。

Isthatthehouseinwhichyoulive?

（2）非限定性定语从句中。

非限定性定语从句中。

Hehasadaughter,whoworksinahospital.（3）先行词本身是先行词本身是that。

Theclockisthatwhichtellsthetime.Exercise1:

用关系代词填空用关系代词填空1.Theboy_isplayingping-pongismyclassmate.2.Thee-mail_Ireceivedyesterdaywasfrommysister.3.Ihatepeople_talkmuchbutdolittle.4.Thecar_myfatherboughtlastmonthisverybeautiful.who/thatwhich/thatwho/thatwhich/that5.Theman_hairiswhiteishisgrandfather.6.Isthereastudent_fatherisabusinessman?

7.Thisisthehousein_wehavelivedfor10years.8.Iveneverheardofthepeopleandthings_youtalkedaboutjustnow.whosewhosewhichthat当先行词同时指人和物时，关系代词只能用that.Exercise2.1.Myfatherandhisteachertalkedalotaboutthepersonsandthings_theycouldntremember.2.Sayall_youknow.3.Isthereanything_Icandoforyou?

thatthatthat当先行词是something,anything,nothing,all等词时，关系代词只能用that.4.Thisisthefirstplay_IhaveseensinceIcamehere.5.Thisisthebestnovel_Ihaveread.thatthat当先行词被序数词，最高级序数词，最高级等词修饰时，关系代词只能用that.6.Whoisthegirl_isstandingunderthetree?

7.Whichisthemachine_weusedlastSunday.当主句是who或或which引导的特殊疑问句引导的特殊疑问句，而中心词指人或物时，关系代词只能用that.thatthat关系副词：

关系副词：

when/where/whywhen作时间状语作时间状语:

Shewillneverforgettheday.Shewasmarriedonthatday.Shewillneverforgetthedaywhen（=onwhich）shewasmarried.Itwastheyear.TheWorldWarIbrokeoutintheyear.Itwastheyearwhen（=inwhich）theWorldWarIbrokeout.When=介词介词+whichwhere作地点状语作地点状语,Iwanttoknowtheplace.Iwasbornthere.Iwanttokno