who whom 均表示“谁”,均只用于人,其是who为主格,用作主语;whom为宾格,用作宾格。但事实上,在日常生活中人们很少使用whom,一般都用who代替之。

1. 下面句子中的 who 是用作主语,只能用 who,不能用 whom

Who knows what the future will bring? 谁知道将来会给我们带来什么呢?

Who owns the copyright of this book? 谁拥有这本书的版权?

Who are the reigning European football champions? 谁是目前的欧洲足球冠军?

Who arranged these flowers so beautifully? 这些花插得真漂亮,谁的手艺?

Who will be in charge of the department when Sophie leaves? 索菲离开后,谁来管理这个部门?

Who should we put on the cover of the magazine this month? 本月我们杂志的封面人物该上谁呢?

2. 下面句子中的 who / whom 是用作宾语,可以用 who,也可用 whom

Who did you send it to? 你把它送到谁那里去了?

Who did the award for Best Actress go to? 谁获得了最佳女演员奖?

Who was she dancing with at the party last night? 昨晚她在派对上跟谁跳舞?

若是紧跟在介词之后用作宾语,则只能用 whom,但这类表达通常只见于较正式的文体中。如。

To whom do you wish to speak? 你想找谁接电话?

With whom did you go out last night? 你昨晚跟谁一起出去的?