The man who was here yesterday is a painter.

昨天在这里的那个人是位画家。(who作主语)

The man who I saw is called Smith.

我见到的那个人叫史密斯。(who作宾语，亦可省略)

A letter that is written in pencil is difficult to read.

用铅笔写的信很难读。(that作主语，指物)

This is the book which/that has been translated into many languages.

这就是那本被译成多种语言的书。(which/that作主语)

She is no longer the girl (that) she was before she went to college.

她已不是上大学前的她了。(that作表语，指人)

This is the scientist whose name is known all over the country.

这就是那位闻名全国的科学家。(whose作定语，指人)

Nobody wants the house whose roof has fallen in.

没有人要这个屋顶已坍塌了的房子。(whose作定语，指物)

I don't like such person as he.

我不喜欢像他这样的人。(as作表语，指人)

二、关系副词的用法

关系副词的一般用法列表如下：

关系副词 指代 先行词 所充当的成分 when 时间 时间名词 时间状语 where 地点 地点名词 地点状语 why 原因 reason 原因状语

We'll never forget the day when the People's Republic of China was founded.

我们绝不会忘记中华人民共和国成立的那一天。

The office where he works is on the second floor.

他工作的办公室在二楼。

The reason why he didn't come was not made clear.

他没来的原因没有弄清楚。

三、关系代词as引导的定语从句

as可以用作关系代词，既可以单独引导定语从句，又可与主句中的the same或such相呼应，从句中的谓语动词常省略。

We jumped for joy at the news，as was natural.

我们听到消息时高兴地跳了起来，这是很自然的事情。

We do the same work as they (do)．