问题详情

A port()if more than ordinary prudence and skill is needed to avoid exposure to danger there.


A、safety

B、is safe

C、is not safe

D、is not safety

时间:2022-01-03 16:52 关键词: 船长业务基本知识 水路交通运输技能考试 海船船员考试

答案解析

C
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