◎ 题干
Peter is busy _____ at school, but he never forgets _____ exercise every day.
[     ]
A. working; doing
B. working; to do
C. at work; doing
D. worked; doing
◎ 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“Peter is busy _____ at school, but he never forgets _____ exercise every day. [ ]A. working; doingB. working; to do C. at work; doing D. worked; doing …”主要考查了你对  【动名词】  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。