Unit+1+Cultural+Heritage+Discovering+Useful+Structures+课件-【知识精讲精研】高中英语人教版（2019）必修第二册

Unit1CulturalHeritagePeriod3Discoveringusefulstructures定语从句限制性定语从句无逗号that

可替换成which

或

who关系代词在定语从句中作宾语可省非限制性定语从句有逗号与主句隔开不能用

that或

why关系词任何情况下都不能省与先行词关系密切，去掉意思不完整

与先行词关系不密切，去掉意思仍完整定语从句的关系词关系代词关系副词that,whichwho,whom,whosewhere(地点状语)when(时间状语)why(原因状语)Summary关系词关系代词关系副词先行词为人先行词为物作主语who/that作宾语who/whom/that/省略表示与先行词的所属关系whose作主语which/that作宾语which/that/省略表示与先行词的所属关系whose时间

when地点

where原因

why限制性定语从句关系词关系代词关系副词先行词为人先行词为物作主语who作宾语who/whom表示与先行词的所属关系whose作主语

which

作宾语which表示与先行词的所属关系whose时间

when地点

where非限制性定语从句只用that的情况。(1)先行词为不定代词all,everything,nothingsomething,anything等(2)先行词被特定

all,every,no,some,any,little,much,theonly,thevery,thesame,thelast修饰(3)先行词被序数词或形容词最高级修饰时(4)先行词既指人又指物(5)主句以who或which开头，避免重复用that(6)先行词做主句表语或关系代词在从句中作表语，只用that或不填(7)Therebe

句型中不用that的情况(1)在定语从句中紧接着介词的只能用which和whom指人用whom，指物用which(2)先行词是that,those指物时，关系词用which(3)一个句子有两个定语从句，为避免重复，前有that，后面不能用that(4)在非限制性定语从句中只用who而不用that(1)当先行词是one，ones,all，none，those等,指人(2)当先行词是人称代词he,she,they或anyone,nobody等指人的不定代词时(3)当指人的先行词是序数词或被序数词修饰时(4)当指人的先行词和定语从句被其他成分分隔时定语从句解题四步骤1.

找出主从句与先行词2.把先行词代入从句中3.

分析先行词在定语从句中的成分（做主语、宾语、定语或状语？）4.选择合适的关系词替换进去。一找

二代

三分析

四替换用who,whom,that,which,whose填空P36(1)Thehouse

windowsfaceto

thenorthbelongstohim.(2)Theman

youmetjustnow

ismyoldfriend(3)Theman

iswalkinginthe

playgroundismyoldfriend.(4)Takethebook

islyingon

thetable.whosewho/whom/thatwho/thatwhich/that用关系代词that或which填空P36(l)Irefusetoaccepttheblameforsomething

wassomeoneelse's

fault.(2)WheneverImether,

was

fairlyoften,shegreetedmewithasweet

smile.(3)Allthepresents

your

friendsgaveyouonyourbirthdayshould

be

putaway.thatwhichthat(4)Thisistheverybook

Ihavebeenlookingfor.(5)Hewaslatefortheopeningceremony,

wasverysurprisingtome.thatwhich关系副词：03定语从句—关系词关系副词作用指代在从句的成分when

wherewhy连接时间地点reason作时间状语作地点状语作原因状语where还可用在表示抽象意义的地点名词后，如situation,stage,point,case,position,condition,activity,scene,occasion等,意思是“到了某种地步，在某种境况中”。Theaccidenthasreachedtothepointwhereboththeirparentsaretobecalledin.先行词虽然是地点或时间，但是当地点或时间在从句中充当主语或宾语时，仍然用that/which.Thisistheroomthat/whichIlivedin.September18thisthedaythat/whichalltheChineseneverforget.注意：Heisthemaninwhomyoucanbelieve.1.看定语从句中动词或形容词与介词的搭配。Hegavemesomebookswith

whichIamnotveryfamiliar.2.看介词与先行词搭配。Thisisourclassroominwhichthereisateacher’sdesk.The

farmonwhichmyfatherworksisfarfromthetown.3.根据句意而定。Thesoldier,withoutwhomIwouldn'thavesuvivedtheearthquake,retiredlastweek.如何判断介词用适当的关系词填空（一个）。1.Doyoustillrememberthefirstday______youwenttohighschool?2.IpaidavisittoFudanUniversity_______myfatherstudiedthirtyyearsago.3.Doyouknowtherealreason______Annedidn'tgoto

school?4.TomorrowIwillbringherethebookfor_______

youasked.whenwherewhywhich5.Peterputhimselfinasituation_______hehadtoleavethecompany.6.Therewasatime______mydaughterwascrazyaboutpopmusic.7.Therestaurant_______Ihaveeatenawonderfulmealisgoingtoclosedown.8.Therearetwomainreasons______thissituationhasbeenallowedtocontinue.wherewhenwherewhyas引导的定语从句用于限制性定语从句中先行词指人或物，as在限制性定语从句中作主语、宾语、表语。常用句型为:such(十名词)十as..(像......一样的,像......之类的)thesame十名词十as.(和·....·同样的)用于非限制性定语从句中,as指代整个主句的内容，意为:正如..;像.....

Asisknowntousall,ChinaisintheeastofAsia.

众所周知，中国在亚洲的东部

用that,when,why,where,which填空P36(l)I

wanttoknowthedate

youwereborn.(2)Ihaveforgottenthedate

youtoldme.(3)Doyouknowthereason

he

isabsenttoday?(4)Thatisthereason

Iwant

toknow.(5)Manycountriesarenowsettingup

nationalparks

animalsand

plantscanbeprotected.(6)Thisisthefactory

hisfatherbuilt.whenthat/whichthat/whichwhywherethat/which定语从句中的主谓一致关系代词在从句中作主语时，定语从句的谓语动词要和_______________保持一致。1.YesterdayImetmyoldfreindswho/that

(study)intheUSA.2.Doyouknowthegirlwho

(be)singingunderthetree.先行词的数studiedis当oneof+复数名词作先行词，且关系代词在定语从句中做主语时，谓语动词应用复数形式。若one前有the,theonlythe

very,

theright或justthe等修饰时，则定语从句的谓语动词应与one一致3.Heisoneof

thestudentswho________(have)agoodcommandofFrench.

他是精通法语的学生之ー。(thestudents为先行词)4.Heistheonlyoneofthestudentswho________(have)a