– Where ? – An art exhibition. I think it’s really worth and we can learn a lot from it.A

– Where ?
– An art exhibition. I think it’s really worth and we can learn a lot from it.
A. have you gone; visiting
B. have you been; visiting
C. have you gone; visit
D. have you been; visit

A. have you gone; visiting(答案→)B. have you been; visitingC. have you gone; visitD. have you been; visit解析：句意：你去哪儿了？——一个艺术展。我认为它真的值得参观，并且我们能从中学到很多东西。在完成时态中has been to 是已经去过某处，并且已经回来了。has gone to 是已经去了某处，但是到目前为止还没有回来。短语be worth doing值得做某事。结合语境可知选B。

我好好复习下