—Where is your father? — He Shanghai on business.A. has gone to B. has been to C. has bee

问题补充：

—Where is your father?

— He Shanghai on business.

A. has gone to B. has been to C. has been in

答案：

解析：has / have gone to...去了某地，强调该人不在说话地点；has / have been to... 曾经去过某地，强调有过去某地的经历。句意：你父亲在哪？他去上海出差了