◎ 题干
Many people watched the boy ______ a yo-yo just now.

[     ]

A. to play with
B. playing with
C. to play
D. plays
◎ 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“Many people watched the boy _______ a yo-yo just now. [ ]A. to play with B. playing with C. to play D. plays …”主要考查了你对  【动词短语】  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。