单项选择题
A.power-driven vessel dead in the water B.sailing vessel on the port tack C.vessel not under command D.vessel fishing with nets
In order to maintain speed while changing course from a...
单项选择题In order to maintain speed while changing course from a close reach to a broad reach，the sails should be（）.
A.lowered B.reefed C.hauled in D.eased out
In order for a vessel to be engaged in fishing she must...
单项选择题In order for a vessel to be engaged in fishing she must be（）.
A.underway B.using gear which extends more than 50 meters outboard C.using a seine of some type D.using gear which restricts her maneuverability
In fog you observe your radar and determine that risk o...
单项选择题In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should（）.
A.stop your engines B.sound the danger signal at two-minute intervals C.hold course and speed until the other vessel is sighted D.take avoiding action as soon as possible
