航海英語(yǔ)緊急通信單項(xiàng)選擇題每日一練(2019.01.13)

來(lái)源：考試資料網(wǎng)

1 Coast Guard regulations require that all of the following emergencies be covered at the periodic drills on a fishing vessel EXCEPT（）.

2 If you see someone fall overboard from a vessel，you should（）.

3 If an emergency pump control is used as the emergency shutdown on a tank vessel，it must（）.

4 On offshore drilling units，emergency lighting and each emergency power system must be tested at least once a（）.

5 If you see someone fall overboard from a ship，you should（）.