問題詳情

6.English shall be used on the bridge as the working language for bridge-to-bridge and bridge-to-shore safety _______.
(A)command
(B)working
(C)navigation
(D)communication

參考答案

答案：D
難度：簡單0.714286
統計：A(0),B(1),C(1),D(5),E(0)