定语从句复习-2026届高三英语二轮复习

定语从句语法专题复习系列之定语：

修饰、限定名词或代词的成分。Yettaisalovelygirl.YettaisastudentwhoisinClass3.whoisinClass3.定语从句：由一个句子来修饰、限定名词或代词，并有一个连接词引导。

认识定语从句lovely从句先行词......的定从主句先行词关系词Nancyisagirlthatissmiling.Tracyisaboythatisactive.先行词引导词复合句==

主语+谓语

+连词+主语+谓语=主句

+连词+从句先行词引导词被定语从句所修饰的名词或者代词。(1)引导词=关系词→连词(2)种类（3）作用：

引导定语从句；

在从句中作一个成分；关系代词关系副词考察重点1：关系代词

定语从句考点一先行词关系代词在定从中成分人/物人物thatwhowhich主语/宾语主语/宾语主语/宾语

主句先行词

从句缺主语

Shewasnotonthetrain________arrivedjustnow./whichthat主句先行词

从句缺宾语

Isthisthebook___________youarelookingfor?/whichthat/不填关系代词在从句中做宾语时可以省略。关系代词的判断步骤1.确定缺什么成分→定连词2.辨别先行词→人OR物3.确定关系代词的人称和数关系代词who/whom/whose定语从句偶尔考先行词关系代词在定从中成分人/物人物人/物人thatwhowhich主语/宾语主语/宾语主语/宾语定语

宾语whosewhom主句先行词

从句缺宾语

Imetagirl_______________Iwanttomarry./whothat//whom

主句

从句

Thisistheman_____jobisacarengineer.whose先行词缺定语

先行词是物，关系词只能用that而不用which的情况。特殊点①当先行词是不定代词anything，everything，all等修饰时Wasthereanything

youdidn’tlike?that②当先行词是人+物，时Weknownothingaboutthehospitalandthedoctors_____youaretalkingabout.that③当先行词是被序数词、形容词最高级thevery/only/same/last修饰时时Thefirstplace_____theyvisitedinLondonwastheBigBen.thatTheGPNPisintendedtoprovidestrongerprotectionforallthespecies_____10_____livewithintheGiantPandaRangeandsignificantlyimprovethehealthoftheecosysteminthearea.考查重点1：关系代词

定语从句考点11.关系代词在从句中做宾语时可以省略。2.先行词有all,不定代词，序数词，最高级修饰；有人也有物的情况下，只能用that【2022年新高考I卷】TheGPNPisintendedtoprovidestrongerprotectionforallthespecies_____10_____livewithintheGiantPandaRangeandsignificantlyimprovethehealthoftheecosysteminthearea.3.只能用which的情况呢？有逗号→非限制性定语从句连词前面有介词TheGPNPisintendedtoprovidestrongerprotectionforallthespecies_____10_____livewithintheGiantPandaRangeandsignificantlyimprovethehealthoftheecosysteminthearea.只用which的非限制性定语从句

定语从句特殊点2

Asisknowntoall,Chinaisadevelopingcountry.He’sfromthesouth,asismentionedabove.John,asyouknow,isafamouswriter.众所周知正如上面所提到的你知道的as常与从句中的know/see/hear/expect/say等连用asisoftenthecase这是常有的事asisknown,asissaid,asisreported,asisexpectedTheGPNPisintendedtoprovidestrongerprotectionforallthespecies_____10_____livewithintheGiantPandaRangeandsignificantlyimprovethehealthoftheecosysteminthearea.只用which的非限制性定语从句

定语从句特殊点2众所周知，吸烟有害健康。Asisknowntoall,smokingisharmfultoourhealth.=Smokingisharmfultoourhealth,asisknowntoall.=Smoking,asisknowntoall,isharmfultoourhealth.比较：Smokingisharmfultoourhealth,whichisknowntoall.aswhich位置句首、句中、句末常在主句之后翻译正如、就像……那样这，这一点

填写关系代词高考体验1．(2024·新高考Ⅱ卷)Chineseculturalelementscommemorating(纪念)TangXianzu,_____isknownas“theShakespeareofAsia，”addaninternationalcharactertoStratford­-upon-­Avon,WilliamShakespeare'shometown.2．(2024·全国甲卷)YellowstonewasthelargestUnitedStatesnationalpark—2.2millionacres—untilWrangell­SaintEliasinsouthernAlaska,_______becameanationalmonumentin1978,tookthehonorsasanationalparkin1980with12.3millionacres.3．(2024·浙江1月高考)Ofcourse,shopsarenotcharities—theypricegoodsintheway____________willmakethemthemostmoney.whowhichthat/which关系副词→做状语定语从句考点2

主句

从句作状语

ShanghaiisthecitywhereIwasborn.先行词

主句先行词

从句作状语

Pleasetellmethereasonwhyyouarelate.

主句先行词

从句作状语

IstillrememberthedaywhenIfirstcametotheschool.inthecity.forthereason.ontheday关系副词定语从句考点2先行词关系副词在定从中成分时间地点原因whenwherewhy时间状语地点状语原因状语

ShanghaiisthecitywhereIwasborn.

Pleasetellmethereasonwhyyouarelate.

IstillrememberthedaywhenIfirstcametotheschool.time,day,year地点in/during/on/atwhichsituation;stagepoint;casefield;atomspherein/on/atwhichforwhichage;period

填写关系代词高考体验1．(2024·新高考Ⅰ卷改编)Hepickedmeupatthebusstation________hehaddroppedmeofffourdaysbefore.2．(2023·新高考Ⅰ卷改编)Iwouldneverforgetthedays_______youtaughtmepracticalwritingmethodswithgreatpatience.3．(2023·北京高考改编)Rankings,however,areonlyonereason_____alowvalueisplacedonteachinginhighereducation.wherewhenwhy=atwhich=in/duringwhich=forwhich

介词＋关系代词高考体验1．(2024·新高考Ⅰ卷改编)Afewminuteslater,ataxicameintomysight,in________wasexactlyGunter，stillwithfriendlybrightsmileonhisface.2．(2023·新高考Ⅰ卷改编)However,thepersonwith_________Idesiredtosharemyjoywasmyteacher.3．(2023·浙江1月高考改编)There'sneverastage_____whichthesystemknowswhatit'stalkingabout.whichwhomat考察重点3：从句的谓语定语从句考点三Ilikethebookthat______（be）thepresentfromTony.Ilikethesebooksthat____（be）thepresentsfromTony.isare从句中的谓语单复数与先行词保持一致。高考体验1．(2021年新高考I卷)Youcan’thelpwonderinghowhardit______(be)forthepeoplethentop