—AreyougoingtoBeijingforthesummerholidaynextweek?     ...

问题详情：

 — Are you going to Beijing for the summer holiday next week?

         — Yes. But I haven’t got the air tickets and don’t know 　　　　 we will set out.

              A. how               B. where        C. when                D. what

【回答】

C

知识点：连词

题型：选择题