By the time you get to Beijing tomorrow, I ________ for Shanghai.

题目

By the time you get to Beijing tomorrow, I ________ for Shanghai.
A) am leaving
B) should have left
C) will leave
D) have already left 答案是b啊 b不是对过去的推测吗 那这句话的意思是
（现在的角度）在明天你到北京之前,我（过去）应该到上海了. 是不是我逻辑有大大的错误啊 求老师骂醒 谢谢!

答案

By the time you get to Beijing tomorrow, I __should have left__ for Shanghai.B) should have left明天你到北京之的时候,我应该已经出发去上海了.不是你逻辑有大大的错误.这是个虚拟语气.表示对未来的判断.没道...