初中定语从句讲解及练习一、定义:在复合句中,修饰某一名词或代词的从句叫做定语从句
如:1)Themanwholivesnexttousisapoliceman
2)YoumustdoeverythingthatIdo
上面两句中的man和everything是定语从句所修饰的词,叫先行词,定语从句放在先行词的后面
引导定语从句的词有关系代词that,which,who(宾格who,所有格whose)和关系副词where,when、why关系词常有三个作用: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
whom指人,在定语从句中充当宾语,常可省略
Liuistheperson(whom)youtalkedabout
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
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
(which在句子中做主语)(2)Thisisthepen(which)heboughtyesterday
(which在句子中做宾语)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)Thepeoplethat/whocometovisitthecityareallhere
(在句子中做主语)(6)Whereisthemanthat/whomIsaw