高一英语必修一unit3-语法.doc

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1、语法专练（二）定语从句之一一、含义及构成1、作用：相当于一个形容词性的定语，修饰主句中的名词或代词。2、先行词：被定语从句所修饰的名词或代词。3、关系代词：who/whom/whose/that/which/as4、关系副词：when/where/why5、定语从句的谓语动词必须和先行词在人称和数上保持一致。二、示例1、Thisisagoodfilmthat(which)Isawafewdaysago.2、Thisisthegirlwhohasbeenlookingforherwallet.3、I,whoamyourfriend,amwillingtohelpyou.4、

2、I’llrememberthedayswhenwestayedtogether.三、关系代词的用法1、Doyouknowthemanwho’stalkingtoMr.Wang?2、Thisisthegirl(whom)youhavebeenlookingfor?3、Theboywhoseparentarepeasantsworkshardest.4、Whoisthepersonthatshookhandswithyou?5、I’llrememberourschoolwhichwestudiedin.6.Weoftentalkedofthingsandpersonsthat

3、werememberedinthemiddleschool.6、thesameas/suchas/as…as1).ThisisthesamepenasIfoundyesterday.2).SuchpeopleasarepresentatthemeetingarefromUSA.四.关系副词的用法1).Thisisthehousewhere(=inwhich)Ioncelivedtwoyearsago.2).I’llrememberthedaywhen(=onwhich)thePeople’sRepublicofChinawasfounded.3).Idon’tknowth

4、ereasonwhy(=forwhich)Tomwaslateforclassthismorning.4).Idon’tlikethewaythat/不填/inwhichyouspeaktoher.五.非限制性定语从句1.Hisyoungsister,whois18yearsold,isacollegestudent.Hisyoungsisterwhois18yearsoldisacollegestudent.2.Allthemagazineshere,whichhavebeautifulpicturesinthem,werewrittenbyhim.3.注意which/

5、as的区别1).Asweallknow,theearthgoesaroundthesun.2).Hersisterhasbecomealawyer,whichshewantedtobe.六.关系代词that/which的区别1).当先行词是all/something/anything/nothing/everything/little/much等不定代词时，用that.Isthereanythingelsethatyouwanttosay?2).当先行词被最高级和序数词修饰时，用thatThisisthebestfilmthatIhaveseen.3).当先行词被only

6、/few/little/no修饰时，用thatThisistheonlyoneofthegoodfilmsthathasbeenseen.4).当介词提前时，用which而不用that.ThisisthehouseinwhichIoncelived.七.注意事项1.注意确定先行词Isthisfactory___youvisitedyesterday?A.thatB.whichC.whereD.theone2.如先行词是those/anyone时，指人，则用whoThosewhoareworkinglateintothenightareteachers.3.如先行词是poi

7、nt/scene/situation/position/stage时用where.We’retryingtoreachapoint__bothsideswillsitdownandtalk.4.如果先行词是occasion/period时，用when.5.定语从句的谓语动词必须和先行词在人称和数上保持一致。I,whoamyourgoodfriend,willbereadytohelpyouatanymoment.八.Practice1.Villagersheredependonthefishingindustry,____th