---Where is your father?-He to Shanghai business.A. has been ;onB. has gone; forC. has

问题补充：

---Where is your father?

---He to Shanghai business.

A. has been ;on

B. has gone; for

C. has been;for

D. has gone;on

答案：

A. has been ;on

B. has gone; for

C. has been;for

(答案→)D. has gone;on

解析：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。