◎ 题干
. The library’s study room is full of students _______ for the exam.
A. busily prepared  
B. busy preparing  
C. busily prepare  
D. are busily preparing
◎ 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“. The library’s study room is full of students _______ for the exam.A. busily preparedB. busy preparingC. busily prepareD. are busily preparing…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。