the morning of June 27, they visited the Great Wall.A. InB. AtC. OnD. From

发布时间：2020-08-17 12:51:42

     the morning of June 27, they visited the Great Wall.
A. In
B. At
C. On
D. From

网友回答

A. In
B. At
(答案→)C. On
D. From
解析：在具体某一天的早、下午、晚前要用介词On。
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