Unit+5+Into+the+Wild+Using+language+定语从句关系代词讲解 高中英语外研版（2019）必修第一册

定语从句1.含义修饰名词或代词的句子叫定语从句。定语从句一般紧跟在所修饰的名词或代词之后。Maryisagirlwhohaslonghair.修饰girlThisistheclassroomwherewestudy.修饰classroom2.相关术语先行词关系词Maryisagirl

whohaslonghair.关系代词关系副词which,that,who,whom,whose,where,when,why定语从句一、由关系代词which，that，who，whom，whose

引导的定语从句关系代词说明成分备注which代替物主语、宾语作宾语时可以省略that代替人或物主语、宾语、表语who代替人主语、宾语whom代替人宾语whose代替人或物定语Lookatthekites

which

areflyinginthesky.Thepen

which

I’musingisprettygood.Iknowtheboy

that

isreadingabook.Canyoushowmethephoto

that

youlike

best?which：指物，作主语，宾语关系代词用法thatthatwhothat：指人或物，作主语，宾语，表语whichTheman

who

isspeakingatthemeetingisaworker.Thewoman

whom

theywantedtovisitisateacher.Iknowthegirl

whose

motherisateacher.Thehouse

whose

windowsareclosedismine.whose：指人或物，做定语关系代词用法who：指人，作主语，宾语；whom：指人，做宾语thatwho/that题组训练1(1)用适当的关系代词填空1.Theboy

isstandingthereismycousin.2.Thepen

myunclegavemeismissing.3.Helivesinahouse

windowsfacesouth.4.Theman

youmetjustnowismyfriend.5.Thereason___________hegaveussoundedreasonable.

6.I’llneverforgettheday___________wespenttogether.who/thatwhich/thatwhosewho/whom/thatthat/whichthat/which二、限定性定语从句只能用that的几种情况1.如果先行词是all，much，anything，something，nothing，everything，little，none等不定代词，关系代词一般只用that，不用which。Isthereanything

thatIcandoforyou?我能为你做些什么吗？2.当先行词被every，no，some，any，much修饰时。Youcantakeanyseatthatisfree.你可以坐任何空着的座位。3.当先行词被序数词或形容词最高级所修饰时。ItisthefirstforeignbookthatIhaveeverseen.这是我看过的第一本外文书。ThisisthemostbeautifulflowerthatIhaveseen.这是我见过的最美的花。4.如果先行词被theonly，thevery，thesame，thelast，

等词修饰，关系代词常用that(指人时，可以用who)。ThisistheverybookthatIwanttofind.这就是我想找的那本书。Iwastheonlypersoninmyofficethat/whowasinvited.我是我们办公室唯一被邀请的人。5.先行词既有人又有物时，关系代词应该用that。Theboyandthedogthatareinthepictureareverylovely.图画上的小男孩和小狗非常可爱。6.当主句是以who或which开头的特殊疑问句时，

关系代词用that。Whicharethebooksthatyouboughtforme?哪些书是你给我买的？题组训练21.Thefirstplace

theyvisitedinLondonwastheBigBen.2.Haveyoutakendowneverything

Mr.Smithsaid?3.Theytalkedaboutthepersonsandthethings