My cousin _______ Sydney for half a year

题目

My cousin _______ Sydney for half a year
A.has been to
b.has gone to
c.has come to
d.has benn in

答案

has been in
表示一个动作的持续,后面有for a half year,说明“呆在悉尼”这一动作持续了半年,要用现在完成进行时