問題詳情

21. A container is in distress in the position of 23°25’ North and 145°35’ West. All the vesselsin vicinity of the vessel keep sharp ______.
(A)watchout
(B)watch
(C) lookout
(D) rescue

參考答案

答案:C
難度:適中0.485714
統計:A(8),B(7),C(17),D(3),E(0)

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