◎ 题干
I ______ for Shanghai this Saturday, so I want to know when the earliest plane ______.
A.leave; takes offB.am leaving; takes off
C.leave; is taking offD.am leaving; is taking off
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I ______ for Shanghai this Saturday, so I want to know when the earliest plane ______.A.leave; takes offB.am leaving; takes offC.leave; is taking offD.am lea…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。