Question

---Where is your father?
---He          to Shanghai    business.

A．has been ;on

B．has gone; for

C．has been;for

D．has gone;on

Answer 1

D

has been to去过某地，已回来；has gone to去了某地，还没回来。你的父亲在哪?他去上海出差了。应该没有回来。on business出差，固定搭配。所以选D。