By the time you get to Shanghai tomorrow, I for Chongqing.
A. would have left
B. have left
C. shall have leaving
D. will have left
网友回答
A. would have left
B. have left
C. shall have leaving
(答案→)D. will have left
解析：By the time后跟一般现在时态时，主句用将来完成时态，故选D。句意：到你明天到达上海的时候，我将动身去重庆。