◎ 题干
—What do you do _______  Mid-autumn Day?
—We usually eat a big dinner and moon cakes in the open air.

[     ]

A. to
B. in
C. at
D. on
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—What do you do_______ Mid-autumn Day? —We usually eat a big dinner and moon cakes in the open air. [ ]A. to B. in C. at D. on …”主要考查了你对  【介词】  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。