All the arrangements should have been completed prior ______ our departure.A、in

游客2025-03-17  1

问题 All the arrangements should have been completed prior ______ our departure.

选项 A、in
B、to
C、by
D、before

答案 B

解析 prior to在……之前。本句的意思是:“在离开之前,应当把一切准备好。”
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