问题
选择题
---I decided to travel round Yunnan for a year.
---_______? You have just started a new job.
A．Come on
B．How come
C．Why not
D．What for
答案
答案：B
题目分析：考查情景交际用语。句意：——我决定去云南旅游一年。——那又怎样？你只是开始一份新的工作而已。故选B。A开始；快点；前进；B那又怎样C为什么不，何不D为什么=why