A.under sail
B.restricted in her ability to maneuver
C.crossing a channel
D.All of the above
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A.white
B.green
C.red
D.yellow
A.one black ball
B.two cones with bases together
C.a cone，apex downward
D.two cones，apexes together
A.an anchor light
B.sidelights and a sternlight
C.three lights in a vertical line，the highest and lowest being red，and the middle being white
D.None of the above
A.vessels ascending the river
B.vessels descending the river
C.all vessels ascending and descending the river
D.None of the above
A.The vessel has negative GM
B.The center of gravity is on the centerline
C.The list can be corrected by reducing KM
D.The vessel has asymmetrical weight distribution
最新試題
If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall（）.
The Rules state that vessels may depart from the Rules when（）.
In a crossing situation，the stand-on vessel should normally（）.
A vessel crossing a river on the Western Rivers has the right of way over（）.
A vessel approaching a narrow channel shall（）.
A vessel（）a crossing vessel，shall not normally enter a separation zone or cross a separation line.
Vessels，（）support vessels，should not enter the safety zone of a deepwater port unless clearance has been obtained from the Vessel Traffic Supervisor.
A vessel（）when underway shall so far as possible，keep out of the way of a vessel not under command.
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
A vessel being pushed ahead is required to carry which of the following lights?（）.