Tom is going to see ____.A.one of my father's friends B.one of my father's friend.

问题描述:

Tom is going to see ____.A.one of my father's friends B.one of my father's friend.
这两个有什么区别呢?为什么啊 能解释清楚点么?

A. one of my father's friends
one of.这个结构,后面用名词的复数