◎ 题干
—Have you seen Mr. Smith?
—Yes. Look,  he _______ his bike over there.

[     ]

A. cleans
B. cleaned
C. is cleaning
D. has cleaned
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“—Have you seen Mr. Smith? —Yes. Look, he _______ his bike over there. [ ]A. cleans B. cleaned C. is cleaning D. has cleaned …”主要考查了你对  【现在进行时】  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。