--- Where is your brother, Leo?
--- He is in Hainan on vacation. He for two weeks.
A. has gone
B. has left
C. has been away
D. left
网友回答
A. has gone
B. has left
(答案→)C. has been away
D. left
解析：句意：里奥，你的哥哥在哪儿？——他在海南度假。他已经离开两周了。结合语境可知下文描述的是已经持续了两周的动作，故用现在完成时态。选择AB表示瞬间动作，结合语境可知选C。