— With whom did you watch 2010 World Cup Opening Ceremony ?— .
A. A friend of mine
B. A friend of me
C. A friend of my sister
D. A friend of you
网友回答
(答案→)A. A friend of mine
B. A friend of me
C. A friend of my sister
D. A friend of you
解析：考查名词所有格。“我的一个朋友”译为a friend of mine，即“我的朋友中的一个”是双重所有格。