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Let'sstartthetriphalfpasteightthemorningofFebruary21.[]A.at;onB.at;inC./;inD.about;by

题目详情
Let's start the trip ______ half past eight ______ the morning of February 21.
[     ]
A. at; on
B. at; in
C. /; in
D. about; by
▼优质解答
答案和解析
A