As I()Shenzhen for Shanghai the next day.I went to bed early on Thursday evening.A.was leavingB.had left为什么选A,不选B

问题描述:

As I()Shenzhen for Shanghai the next day.I went to bed early on Thursday evening.
A.was leavingB.had left
为什么选A,不选B

因为是第二天要坐飞机所以早睡,所以用a,表示将要坐飞机.如果是b,已经坐了飞机了,就没必要早睡了