—When are you leaving for Beijing？—Tomorrow morning. My train at 10:00 amA. is leftB. wa

问题补充：

—When are you leaving for Beijing？

—Tomorrow morning. My train at 10:00 am．

A. is left

B. was leaving

C. leaves

D. has left

答案：

A. is left

B. was leaving

(答案→)C. leaves

D. has left

解析：考查时态。按时刻表发生的事情，故用一般现在时，选C。