who英 [hu] 美 [hu]

pron.(询问姓名、身份或职务)谁，什么人;表示所指的人;进一步提供有关某人的信息

例句：

Who took the decision to go ahead with the project?

是谁决定继续这项工程的？

What became of that student who used to live with you?

以前和你住在一起的那个学生后来怎么样了？