第07讲 定语从句 (讲)
【考纲考情】
定语从句是高考的必考点之一,高频考点有:
1.关系代词和关系副词的正确运用,特别是它们在非限制性定语从句中的运用。
2.限制性与非限制性定语从句的区别;
3.介词+关系代词的用法;
4.不定代词/数词+of which/whom引导的非限制性定语从句;
5.定语从句与名词从句、状语从句、强调句、并列句、简单句的甄别。
定语从句的考查常出现在高考试题中的语法填空、改错和书面表达中,尤其是非限制性定语从句。
其中语法填空题对定语从句考查的命题切入点是:从句型上看,切入点涉及限制性和非限制性定语从句;从引导词方面来看,切入点涉及对关系代词(that, which, who, whom, whose, as)和关系副词(where, when, why)的考查。
【考点梳理】
定语从句概述
1.定义:在复合句中,修饰限定某一名词(或代词)的句子,叫定语从句。
2.先行词:被定语从句修饰的词称为先行词。
先行词一般是名词或不定代词,如:some, any, every, no与body, thing的合成词或all, none, any, some, that, those等代词。数词和人称代词也同样可作先行词。
3.关系词:连接先行词与从句的词叫关系词。
关系代词:who, whom, which, that, whose, as等。
关系副词:when, where, why等。
4.分类:定语从句分为限制性定语从句和非限制性定语从句两类。
区别:限制性定语从句对先行词起修饰限定作用,而非限制性定语从句对先行词起补充说明作用,先行词与定语从句往往由逗号隔开。试比较:
5.功能:相当于形容词,修饰名词或代词,在句中作定语。
6.位置:定语从句常置于被修饰词之后;as引导的非限制性定语从句可置于主句前、句中,也可置于主句之后。
①Those who are for the plan raise your hands, please.
请支持这个计划的人举手。
②As is known to us all, the earth is spinning around the sun.
我们都知道,地球围绕太阳旋转。
一、关系代词引导的定语从句
引导定语从句的关系代词有:that, which, who, whom, whose, as等,关系代词可作主语、宾语、定语等。
1.who, whom, that这些词代替的先行词是表示人的名词或代词,在从句中可作主语、宾语等。
I've made good friends with several of the students in my school who/whom/that I met in the English speech contest last year.
我已与去年在英语演讲比赛中遇到的我校的几个学生结交为好朋友。
2.whose既可指人又可指物,在定语从句中作定语。指物时,“whose+名词”可用“the+名词+of which”或“of which+the+名词”来代替。
①Do you know the boy whose handwriting is very beautiful?
你认识那个书法非常漂亮的男孩吗?
②I'd like a room whose window looks out over the sea.
→I'd like a room, the window of which looks out over the sea.
→I'd like a room, of which the window looks out over the sea.
我想要一个窗户朝向大海的房间。
3.which, that所代替的先行词是表示事物的名词或代词,在从句中可作主语、宾语等。
①He was reading a book which/that was about war.
他正在读一本关于战争的书。
A:指物时,关系代词that和which一般情况下可换用,但以下几种情况下一般用that,而不用which。
(1)先行词是all, everything, something, anything, nothing, none, few, little, much等不定代词,或先行词被all, every, some, any, no, few, little等修饰时。
②I have read all the books (that) you gave me.
你给我的所有书我都已经读过了。