a friend of Jack还是 a friend of Jack's物主代词 是 a friend of mine但是如果后面是人名应该是a friend of Jack 还是 a friend of Jack's?一直没搞清楚的问题望解答 谢谢~

a friend of Jack还是 a friend of Jack's物主代词 是 a friend of mine但是如果后面是人名应该是a friend of Jack 还是 a friend of Jack's?一直没搞清楚的问题望解答 谢谢~ a friend of her还是a friend of hers a friend of my还是a friend of mine Mr Black is a friend of ______.A.Jack's aunt B.Jack aunt's C.jack's aunt D.aunt's of jack a friend of Lily还是Lily's Mrs.Bond is an old friend of _______ A.Jack's mother B.Jack's mother's Friend of a Friend 歌词 a friend of Tom表达对,还是a friend of Tom's对a friend of my father对，还是a friend of my father's对 jack and mark are friend of ( ) A him B his C he D hes Mr Black is a friend of ______.A.Jack's aunt's B.Jack aunt C.jack aunt's D.aunt's of jack为什么选A不选C呢?哪位大大知道呢? 英语翻译a friend of my father's还是a friend of my father,如何辨别, 他的一位朋友 是a friend of his 还是 a friend of him “A friend of my sister”表达正确吗?还是应该是“A friend of my sister's”? a friend of Tom,还是 a friend of Tom's 或者两个都对? She is a friend of my正确还是She is a friend of mine正确? 是a friend of my mother对,还是a friend of my mother's对? he is a friend of mine 还是 he is a friend of me? I am a friend of Henry 还是I am a friend of Henry's