单项选择题
A、碰撞 B、搁浅 C、进水 D、爆炸
A、CHECK BILGEPUMPS OF LIFE BOATS B、CHECK DRAIN PLUGS OF LIFE BOATS C、CHECK SLIP GEARS IN LIFE BOATS D、CHECK WORKING PARTS OF LIFE BOATS
A、MASTER B、CHIEF OFFICER C、CAPTAIN D、A+C