问题补充:
----Oh, you are here. I’m looking for you all the morning. ?
----To the library.
A. Where have you gone
B. Where will you go
C. Where are you going
D. Where have you been?
答案:
A. Where have you gone
B. Where will you go
C. Where are you going
(答案→)D. Where have you been?
解析:时态的考察 句意为“你在这里。我找了你一上午。”根据答语“我去了图书馆”,可知现在不在图书馆。所以应用现在完成时,have gone to “去了” have been to“去过”。