单项选择题
A.one hour B.two hours C.ten hours D.four hours
During the towing of a survival craft，a lookout should ...
单项选择题During the towing of a survival craft，a lookout should be on station to（）.
A.release the towline in an emergency B.help the helmsman steer C.look for food and water D.check the water level in the bilge
Coast Guard regulations require that all of the followi...
单项选择题Coast Guard regulations require that all of the following emergencies be covered at the periodic drills on a fishing vessel EXCEPT（）.
A.minimizing the affects of unintentional flooding B.fire on board C.rescuing an individual from the water D.emergency towing
Coast Guard regulations require a shipboard Oil Polluti...
单项选择题Coast Guard regulations require a shipboard Oil Pollution Emergency Plan to be reviewed（）.
A.annually B.once every two years C.once every four years D.once every five years
