She is the girl. I went to NOS with her.
She is the girl whom/ who I went to NOS with. She is the girl with whom I went to NOS.
介词+which/whom
This is the book which/that you asked for. This is the book for which you asked.
as
such …as… the same…as He is not such a playboy as he was before.
as 引导的定语从句
He served the wrong table, which/ as is often the case. He married her, as/ which was natural.
I went back to the lake which/that I once swam in. I went back to the lake in which I once swam.
做题
五 非限定性定语从句
与限定性定语从句的区别 1 2 3 4
Have you set the day when you will move? Have you set the day?
三,不可混用
that/which
(一)只用that,不用which 1 先行词被以下词语修饰 (1) 形容词最高级,序数词
This is the best film that I have ever seen.
(2)
only, any, few, little, no, all, one of, the very This is the very book that I'm looking for. There is no time that we can waste.
2 先行词是
1) all, much, little, none, the one Some/every/any/nothing All that you have to do is (to) listen carefully.
(2) 既有人,又有物 Do you know the things and persons that they are talking about?
They got married, ___was expected. They got married, ___was unexpected.
特殊情况
介词+which +which 介词+whom
I have two guests. Both of them are foreigners.
I have two guests, both of whom are foreigners. I have two guests, of whom both are foreigners.
The people whom/who you talked with are Swedes. The people with whom you talked are Swedes.
介词+which/whom
Can you tell me how to use these idioms? I am not sure about them.
Water, which is a clear liquid, has many uses. Water has many uses.
His father, who is in USA, will be back soon. His father who is in USA will be back soon.

He likes climbing mountains, which is a good exercise. He said that he had done nothing, which isn't true.
His girlfriend likes dancing with other guys, which really drives him crazy.
介词+宾语
There were four keywords, three of which I didn't see.
与名词性从句的区别
关系词 成分
�
3 避免重复: Which is the bike that you lost?
(二)只用which,不用that
避免重复 Let me show you the novel that I borrowed from the library ____ was newly open to us.
补上步骤四
Can you tell me how to use these idioms which I am not sure about?
Can you tell me how to use these idioms about which I am not sure?
介词+which/whom
I went back to the lake. I once swam in that lake. I went back to the lake where I once swam.
Taiwan is an integral part of China, which/as is known to all. As is known to all, Taiwan is an integral part of China.
She is very careful, as her work shows. The elephant is like a snake, which is not right.
介词+which 介词+whom
This is the pen. I wrote the letter with it.
This is the pen which /that I wrote the letter with. This is the pen with which I wrote the letter.