68 It was at four o'clock in the afternoon he and his grandpa reached the museum in Guang

发布时间：2020-08-16 06:15:41


68 It was at four o'clock in the afternoon      he and his grandpa reached the museum in Guanghan.
A. while
B. that
C. when
D. As

网友回答

A. while
(答案→)B. that
C. when
D. As
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