问题
选择题
The plane _______ at 7:00 p.m.,so I have to be at the airport by 6:40 at the latest. [ ]
A. has left
B. is to leave
C. will have left
D. leaves
答案
答案：D
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The plane _______ at 7:00 p.m.,so I have to be at the airport by 6:40 at the latest. [ ]
A. has left
B. is to leave
C. will have left
D. leaves
答案：D