---Couldyoupleasetellme      youwillgotoHongKongonbusin...

问题详情：

---Could you please tell me       you will go to HongKong on business?

   ---Sure. I prefer to take a plane.

A. whether     B. why     C. when     D. How 

【回答】

D

知识点：连词

题型：选择题