問題詳情

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

參考答案

答案：D
難度：簡單0.759494
統計：A(8),B(0),C(8),D(60),E(0)