英语达人，你的舞台！

who
pron.
(宾格whom; 所有格whose)

[疑问代词]谁; 哪位

[连接代词]谁

[限制性的关系代词]...的人

[非限制性的关系代词]他[她]; 他[她]们

[古][省略先行词的关系代词]...的人

W-is that?
那是谁?
He is a man who is of value to the people.
他是一个有益于人民的人。
Whom did you see?
你看见谁了?
That's the man who came to our house yesterday.
那就是昨天到过我们家来的人。
My cousin, who is a painter, is in Japan at present.
我的表哥是画家, 他现在在日本。
Who breaks pays.
损坏者要赔。

关系代词who的用法：

(1) who的前行词必须是人，在从句中可以担任主语，往往也可以代替在从句中担任宾语的whom,但它的前面不能有介词，如果带了介词就必须用宾格whom(介词+whom)

This is the teacher who teaches us mathematics.
She is the girl who(whom) I met at the party.( 可以替代）
She is the girl whom(who) I went there with.( 可以替代）
She is the girl with whom I went there. ( 不可替代）

(2)Who, that 在很多情况下可以通用，但有些情况只能用who:

[A] 先行词是one, ones, anyone 的时候宜用who

One who has nothing to fear for onese