抗遗忘单词表科学记忆 · 高效学习

定语从句关系词怎么选?一张表搞定 who/which/that/whose/when/where

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引言

定语从句是初中语法里最让同学头疼的点——who、which、that、whose、when、where,看到就纠结选哪个。

其实定语从句关系词的选择有固定套路:先看先行词是人还是物,再看从句缺不缺成分。抖音上一条"定语从句满分攻略"视频把规则整理成了一张表,这篇文章帮你理清楚。

核心概念:什么是定语从句

定语从句就是用一个句子来修饰名词,相当于一个长定语。

```text

The boy is my brother.

The boy is singing.

合并:The boy who is singing is my brother.

(正在唱歌的那个男孩是我弟弟。)

```

  • 先行词:被修饰的名词(the boy)
  • 关系词:连接主句和从句的词(who)

第一步:判断从句缺不缺成分

这是选关系代词还是关系副词的关键:

```text

从句缺主语或宾语 → 用关系代词(who/whom/whose/that/which)

从句不缺成分(主谓宾完整)→ 用关系副词(when/where/why)

```

第二步:按先行词和成分选关系词

从句缺主语

```text

先行词是人 → who / that

先行词是物 → which / that

```

```text

The boy who is singing is my brother.(人,缺主语)

The book which is on the desk is mine.(物,缺主语)

```

从句缺宾语

```text

先行词是人 → whom / that / 省略

先行词是物 → which / that / 省略

```

```text

The girl (whom) you met is my sister.(人,缺宾语,可省略)

The book (which) I bought is interesting.(物,缺宾语,可省略)

```

从句缺定语("谁的")

```text

不管先行词是人还是物 → whose

```

```text

The boy whose father is a doctor studies hard.

(爸爸是医生的那个男孩学习很努力。)

```

从句不缺成分

```text

先行词是时间 → when

先行词是地点 → where

先行词是原因 → why

```

```text

I remember the day when we first met.(时间)

This is the school where I studied.(地点)

Tell me the reason why you were late.(原因)

```

一张表总结

```text

人 物 时间 地点 原因

缺主语 who/that which/that - - -

缺宾语 whom/that which/that - - -

缺定语 whose whose - - -

不缺成分 - - when where why

```

做题三步法

```text

  1. 找先行词:确定被修饰的名词是人还是物
  2. 看从句:缺主语/宾语/定语?还是句子完整?
  3. 选关系词:按上表对应选择

```

总结

定语从句关系词选择的核心:

```text

先看先行词(人/物/时间/地点/原因)

再看从句缺什么(主语/宾语/定语/不缺)

```

```text

今日小抄:

人作主语 → who/that

物作主语 → which/that

作宾语 → 可省略

谁的 → whose

时间 → when

地点 → where

原因 → why

```

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