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去過某地，已回來；has gone to去了某地，還沒回來。你的父親在哪?他去上海出差了。應該沒有回來。on business出差，固定搭配。所以選D。