◎ 题干
It's time ______ class. Please be quiet!

A. to have
B. for have
C. of having
◎ 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“It's time ______ class. Please be quiet! [ ]A. to have B. for have C. of having …”主要考查了你对  【不定式】  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。