He is an old friend of my father.哪里有错?

问题描述:

He is an old friend of my father.哪里有错?

是father's

是for不是of

〔误〕He is an old friend of my father.
〔正〕He is an old friend of my father's.
〔析〕这是英语中的一种习惯用法而不要根据语法去推理.如:This pen is Tom's.

father's