定语从句语法知识点总结.docx

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定语从句
【区别】限制性定语从句 对先行词起修饰作用（相当于形容词的作用，他的作用一是放在先行词与定语从句中间起了连接作用，二是在从句中担当一个成分，并与先行词保
持数的一致。） 非限制性定语从句 对先行词起补充说明作用，先、which 时。
例：Who is the man that is making a speech?
7、有两个定语从句时，其中一个用了 which 另外一个宜用 that。
例：Edison built up a factory which produced things that had never been seen before
8、当先行词在主句中作表语，而关系代词在从句中作表语时。
例：China is not the country that it was.
9、当要避免与疑问词 which 重复时
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例：Which is the car that was made in Beijing?
只 用
which,
There be结构，修饰物，充当主语的定语从句宜用
that 作关系代词。（备注：在
There be结构中，修饰人，充当
,
主语的定语从句宜用关系代词
who 指代人
例：There’
s still a seat in the corner that is still free.
There’
s a gentleman who wants to see you.
11、that 有时可用来代替 when，引导一个定语从句，修饰表示时间的名词如
day, time, moment等。
例：He worked hard the whole time (when/that) he lived here.
October 1, 1949 was the day when/that the People
’
s Republic of China was founded.
，只能用
which 指代物，用
who/whom 指人
As（即可以引导限制定语从句又可以引导非限制性定语从句 在从句中作主语、宾语或表语）
例：He has a son, who has gone abroad for further study
who, whom的
“ 介词 +关系代词”
引导的定语从句中， 只能用 which 指物，whom
1、Such+名词 +as⋯ 像⋯ 一样的，像 ⋯ 之类的 ⋯
情况
指人。
例： Don’
t read such books as you can
’
t understand.
例：I like the person to whom the teacher is talking.

that 时，关系词用 which, 先行词为 those, one, he 时多
2、the same+名词 +as⋯ 和⋯ ⋯ 同样的
用 who。
例：
例： Those who respect others are usually respected by