We need a chairman ______.
A.for whom everyone has confidence
B.in whom everyone has confidence
C.who everyone has confidence of
D.whom everyone has confidence on
第4题
船舶救生设备规范要求配备救生艇,救生筏,救助艇,救生浮具,救生圈,救生衣,抛射器,救生信号等。()
第8题
救生衣是船上最简便的救生工具,船上人员每人配备____。
A.四件
B.三件
C.二件
D.一件
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