2．以the way为先行词的限制性定语从句通常由in which或that引导，而且通常可以省略。

　 I don't like the way (that in which) she walks.

　 我不喜欢她走路的样子。

　 The way (that in which) he answered the questions was surprising.

　 他回答这些问题的方式令惊奇。

1．关系代词that, which, who, whom在定语从句中做宾语时，常可省略。

　 Are these keys (that which) you were looking for

　 这是你正在寻找的钥匙吗？

　 The man (who/that) I was sitting net to on the plane talked all the time.

　 飞机上坐在我旁边的那个人一直在喋喋不休。

6．先行词在定语从句中做表语时。

　 She is no longer the sweet girl (that) she used to be.

　 她再也不是过去那个甜美的女孩了。

　 He is not the man (that) he seems.

　 他这人不貌相。

D．关系副词与关系代词的选择

　 当先行词是表示时间、地点或原因的名词时，定语从句用关系副词还是关系代词来引导，要根据关系词在定语从句中所担当的句子成分来决定。

　 I will never forget the days when we spent our holidays together.

　 我永远忘不了我们一起度假的日子。(when作状语)

　 I will never forget the days which we spent together.

　 我永远忘不了我们一起度过的日子。(which作we spent宾语)

　 I know a place where we can have a picnic.

　 我知道一个我们可以野炊的地方。(where作状语)　

　 I know a place which is famous for its beautiful natural scenery.

　 我知道一个以自然景色优美而闻名的地方。(which作主语)

E．关系词的省略

　 在下列情况下，关系代词或关系副词在非正式文体中可以省略。

5．当先行词为人与事物或动物时。

　 The driver and his car that fell into the river have not yet been discovered.

　 掉入河里的司机与车都还没有找到。

　 The boy and his dog that were believed to be lost in the wood were rescued this morning. 被认为　 在森林里迷路的孩子与狗，今天早上已经获救了。

3. 成分作用--在定语从句中作主语、宾语、定语或状语。

　 I like pictures which are painted in the traditional Chinese style.　　 我喜欢传统的中国画。(which在定语从句中作主语)

2. 替代作用--在定语从句中替代从句所修饰的先行词。

　 The man who lives nest door is a famous teacher.　 住在隔壁的那个人是个名师。(who 替代the man)

1. 连接作用--连接先行词和定语从句。

　 I gave her all the money that I had.　 我把我所有的钱都给了她。(that 连接先特词 money和定语从句I had)

4．当先行词为who或前面有who, which等疑问代词时。

　 Who that has common sense will believe such nonsense

　 有常识的人谁会相信这种无聊的事情？

　 Who is the man that is standing by the gate

　 站在门口的那个人是谁？

　 Which is the T-shirt that fits me most

　 哪件T恤衫最合我的身？

提示：

　 关系词在定语从句中有三大作用

3．当先行词被the very, the only修饰时。

　 This is the very grammar book (that) I want to buy.　

　 这正是我要买的语法书。

　 Beauty is the only thing (that) Emily can be proud of.

　 美丽是埃米莉唯一能骄傲的东西。

2．当先行词被序数词或形容词最高级修饰时。

　 The first place (that) they visited in London was the Big Ben.

　 在伦敦他们参观的第一个地方是大本钟。

　 She was probably the hardest working student (that) I have ever taught.

　 她也许是我教学生中学习最勤奋的。