this is a friend of my father's 可以将a改成one吗?

this is a friend of my father's 可以将a改成one吗? a friend of my father's 与 one of my father's friends 怎么翻译 he is a good friend of of my father's 改为被动语态 1.A friend of my father's is repairing it 2.This shoc a friend of my father's可以写成my father's friend He is a friend of my father正确还是He is a friend of my father's a friend of my father's是双重所有格,那么one of my father's friends也叫 这是我爸爸的朋友,怎么翻,是this is a friend of my father's 1.a friend of my father 与a friend of my father's有什么区别, a friend of my father和a friend of my father`s的区别? 英语翻译a friend of my father's还是a friend of my father,如何辨别, a friend of my father? a friend of my father's?