英语语法专项定语从句用法及重点解析文档格式.docx
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1,引导定语从句。
2,代替先行词。
3,在定语从句中担当一个成分。
二.关系代词引导的定语从句
1.who指人,在从句中做主语
(1)TheboyswhoareplayingfootballarefromClassOne.
(2)YesterdayIhelpedanoldmanwholosthisway.
2.whom指人,在定语从句中充当宾语,常可省略。
(1)Mr.Liuistheperson(whom)youtalkedaboutonthebus.
(2)Mr.LingisjusttheboywhomIwanttosee.
注意:
关系代词whom在口语和非正式语体中常用who代替,可省略。
(3)Themanwho/whomyoumetjustnowismyfriend.
3.which指物,在定语从句中做主语或者宾语,做宾语时可省略
(1)Footballisagamewhichislikedbymostboys.
(2)Thisisthepen(which)heboughtyesterday.
4.that指人时,相当于who或者whom;
指物时,相当于which。
在宾语从句中做主语或者宾语,做宾语时可省略。
(5)Thenumberofthepeoplethat/whocometovisitthecityeachyearrisesonemillion.
(6)Whereisthemanthat/whomIsawthismorning?
5.whose通常指人,也可指物,在定语从句中做定语
(1)Hehasafriendwhosefatherisadoctor.
(2)Ioncelivedinahousewhoseroofhasfallenin.
whose指物时,常用以下结构来代替
(3)Theclassroomwhosedoorisbrokenwillsoonberepaired.
(4)Theclassroomthedoorofwhichisbrokenwillsoonberepaired.
(5)Doyoulikethebookwhosecoverisyellow?
(6)Doyoulikethebookthecolorofwhichisyellow?
三.介词+关系代词引导的定语从句
关系代词在定语从句中做介词宾语时,从句常由介词+关系代词引导
(1)Theschool(that/which)heoncestudiedinisveryfamous.
(2)Theschoolinwhichheoncestudiedisveryfamous.
(3)TomorrowIwillbringhereamagazine(that/which)youaskedfor.
(4)TomorrowIwillbringhereamagazineforwhichyouasked.
(5)We'
llgotohearthefamoussinger(whom/that/who)wehaveoftentalkedabout.
(6)We'
llgotohearthefamoussingeraboutwhomwehaveoftentalked.
1.含有介词的动词短语一般不拆开使用,如:
lookfor,lookafter,takecareof等
(1)Thisisthewatchwhich/thatIamlookingfor.(T)
(2)ThisisthewatchforwhichIamlooking.(F)
2.若介词放在关系代词前,关系代词指人时用whom,不可用who或者that;
指物时用which,不能用that;
关系代词是所有格时用whose
(1)Themanwithwhomyoutalkedismyfriend.(T)
(2)Themanwho/thatyoutalkedwithismyfriend.(F)
(3)TheplaneinwhichweflewtoCanadaisverycomfortable.(T)
(4)TheplaneinthatweflewintoCanadaisverycomfortable.(F)
3.“介词+关系代词”前可有some,any,none,both,all,neither,most,each,few等代词或者数词
(1)Helovedhisparentsdeeply,bothofwhomareverykindtohim.
(2)Inthebaskettherearequitemanyapples,someofwhichhavegonebad.
(3)Therearefortystudentsinourclassinall,mostofwhomarefrombigcities.
四.关系副词引导的定语从句
1.when指时间,在定语从句中做时间状语
(1)IstillrememberthedaywhenIfirstcametotheschool.
(2)Thetimewhenwegottogetherfinallycame.
2.where指地点,在定语从句中做地点状语
(1)ShanghaiisthecitywhereIwasborn.
(2)ThehousewhereIlivedtenyearsagohasbeenpulleddown.
3.why指原因,在定语从句中做原因状语
(1)Pleasetellmethereasonwhyyoumissedtheplane.
(2)Idon'
tknowthereasonwhyhelooksunhappytoday.
关系副词引导的从句可以由“介词+关系代词”引导的从句替换
(1)Thereasonwhy/forwhichherefusedtheinvitationisnotclear,
(2)Fromtheyearwhen/inwhichhewasgoingtoschoolhebegantoknowwhathewantedwhenhegrewup.
(3)Greatchangeshavetakenplaceinthecityinwhich/whereIwasborn.
五.限制性定语从句和非限制性定语从句
限制性定语从句举例:
(1)TheteachertoldmethatTomwastheonlypersonthatIcoulddependon.
(2)Chinaisacountrywhichhasalonghistory.
非限制性定语从句举例:
(1)Hismother,wholoveshimverymuch,isstrictwithhim.
(2)China,whichwasfoundedin1949,isbecomingmoreandmorepowerful.
要注意区分以下几个句子的不同
(1)Hisbrotherwhoisnowadoctoralwaysencourageshimtogotocollege.
他那当医生的哥哥常鼓励他要考上大学。
(他还有其他的哥哥)
(2)Hisbrother,whoisnowadoctor,alwaysencourageshimtogotocollege.
他的哥哥是当医生的,常鼓励他要考上大学。
(他只有一个哥哥)
难点分析
(一)限制性定语从句只能用that的几种情况
1.当先行词是anything,everything,nothing(something除外),few,all,none,little,some等代词时,或者是由every,any,all,some,no,little,few,much等修饰时
(1)HaveyoutakendowneverythingthatMr.Lihassaid?
(2)Thereseemstobenothingthatseemsimpossibleforhimintheworld.
(3)Allthatcanbedonehasbeendone.
(4)ThereislittlethatIcandoforyou.
当先行词指人时,偶尔也可以用who
(4)Anymanthat/.whohasasenseofdutywon'
tdosuchathing.
2.当先行词被序数词修饰
(1)ThefirstplacethattheyvisitedinLondonwastheBigBen.
3.当先行词被形容词最高级修饰时
(1)ThisisthebestfilmthatIhaveseen.
4.当形容词被thevery,theonly修饰时
(1)ThisistheverydictionarythatIwanttobuy,
(2)Afterthefireinhishouse,theoldcaristheonlythingthatheowned.
(3)WangHuaistheonlypersoninourschoolwhowillattendthemeeting/
5.当先行词前面有who,which等疑问代词时
(1)Whoisthemanthatisstandingthere?
(2)WhichistheT-shirtthatfitsmemost?
6.当先行词既有人,也有动物或者物体时
(1)Canyourememberthescientistandhistheorythatwehavelearned?
(二)关系代词as和which引导的定语从句
as