考研英语语法精讲讲义(2)：定语从句

It is Liu Yinan.
Liu Yinan likes playing volleyball.
用who替代指代人的相同名词
who引导的句子放在相同名词的后面
It is Liu Yinan who likes playing volleyball. （who代替Liu Yinan）

He enjoys reading newspapers.
Newspapers can tell him a lot of knowledge.
用which替代指代物的相同名词
which引导句子放在相同名词的后面
He enjoys reading newspapers which can tell him a lot of knowledge.(which替代newspapers)

The boy is my brother.
He helped me.
= The boy who helped me is my brother. 

This is the mountain village.
I visited it last year.
= This is the mountain village which/that I visited last year.

定语从句：
用who/which/that等关系代词引导一个句子修饰前面的名词
The factory is over there.
My father worked in it ten years ago.

= The factory which my father worked
in ten years ago is over there.
The factory in which my father worked ten years ago is over there.

His father died that year.
He was born in that year.
= His father died that year
which he was born in.
His father died that year in which he was born. 

I cannot forget the day
My family moved into the city on that day.　
= I cannot forget the day which my family moved into the city on.
I cannot forget the day on which my family moved into the city.　

His father died that year in which he was born.
in which= in which
His father died that year when he was born. 

I cannot forget the day on which my family moved into the city.
I cannot forget the day when my family moved into the city.

The factory in which my father worked ten years ago is over there.
The factory where my father worked ten years ago is over there.

定语从句：
用who/which/that等关系代词
和where/when等关系副词
引导一个句子修饰前面的名词