◎ 题干

Mr. Black _____________ Shanghai in a few days. Do you know when the earliest plane __________ on Sunday?
A.is leaving, takes offB.leaves, takes off
C.is leaving, is taking off D.leaves, is taking off
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Mr. Black _____________ Shanghai in a few days. Do you know when the earliest plane __________ on Sunday?A.is leaving, takes offB.leaves, takes offC.is leavin…”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。