She still remembers the day on which(＝when) she won the prize.

她仍然记得她获奖的那一天。

(2)"介词(短语)＋which/whom"在定语从句中作目的、方式状语。

There is a big window in my room through which I can see the railway station.

我的房间有一个大窗户，通过它我可以看见火车站。

(3)"不定代词或数词或名词＋of which/whom"在定语从句中作主语。

I read some books，the cover of which are yellow with years.

我读过一些书，它们的封面因年代久远都变黄了。

(4)"介词＋which/whom"在含被动结构的定语从句中作状语，表示动作的执行者。

The man by whom the little boy was beaten was arrested this morning.

今天上午打小男孩的那个人被逮捕了。

2．关系代词前介词的选择

可以依据定语从句所修饰的名词或代词来选用介词，也可以依据从句的相关动词来选用。

The train on which I'm traveling is for Shanghai.

我乘坐的火车是去上海的。

In the dark street there was not a single person to whom she could turn for help.

在漆黑的街道上没有一个她可以求助的人。

[题组训练1]

用适当的关系词或介词填空

1．We live in an age ________ more information is available with greater ease than ever before.

2．Care of the soul is a gradual process ________ which even the small details of life should be considered.

3．Sales director is a position ________ communication ability is just as important as sales skills.

4．100 ℃ is the temperature ________ which water will boil.

5．I don't want to listen to any reason ________ you were absent.

6．Keep the books in a place ________ you can find them easily.

形容词和副词的比较等级

一、形容词和副词的比较等级的几种常见结构

1．比较级＋and＋比较级，表示"越来越......"。

The new city is becoming more and more beautiful.

这座新城市变得越来越美丽了。

2．the＋比较级．..，the＋比较级．..，表示"越......，越......"。

The longer you stay，the better (it will be)．

你待的时间越长越好。

The more tickets you sell，the more money you will get.