---Are you going to Shanghai?Yes we Shanghai next Sunday.A. are leaving forB. are lea

问题补充：

---Are you going to Shanghai?

--- Yes, we Shanghai next Sunday.

A. are leaving for

B. are leaving

C. leave for

D. leave

答案：

(答案→)A. are leaving for

B. are leaving

C. leave for

D. leave

解析：根据语境可知此句的含义是你打算去上海吗？答语是，是的，我们将在下个周日去上海。考查固定句型结构leave for表示离开去某地相当于短语go to。常用现在进行时态表示将来的动作。故选A。