阿摩線上測驗
21. When should the night order book be read and signed by navigational officers?
(A) Upon joining the vessel.
(B) Before taking over the watch.
(C) During the watch.
(D) Before sailing.
答案：登入後查看
統計： A(0), B(6), C(2), D(0), E(0) #4055649
統計： A(0), B(6), C(2), D(0), E(0) #4055649
