56.By the time you get to Beijing tomorrow,I ________ for Shanghai.
问题描述:
56.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
选第二个,虽第一句时态为将来时,但第二句是位于明天说已经在上海了