◎ 题干
I am sorry that I can not meet you at the airport. I _____ Changsha by the time you come back from abroad.

[     ]

A. am leaving
B. will leave
C. will have left
D. have left

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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“I am sorry that I can not meet you at the airport. I _____Changsha by the time you come back from abroad. [ ]A. am leaving B. will leave C. will have left D…”主要考查了你对  【将来完成时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。