A.Engaged in fishing
B.Mine sweeping
C.A pilot boat
D.Under sail
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A.To avoid immediate danger
B.When authorized by the rig superintendent
C.To comply with an operator's requirement
D.Under no conditions
A.alter course to starboard and pass port to port
B.alter course to port and pass starboard to starboard
C.decide on which side the passage will occur by matching whistle signals
D.slow to bare steerageway
A.Two masthead lights
B.One masthead light and a sidelight
C.Both sidelights
D.Stern light only
A.Each vessel should show sidelights
B.Each vessel should show at least one white light
C.The barges should be lighted as separate units
D.The barges should be lighted as one vessel
A.Radiation fog
B.Frontal fog
C.Convection fog
D.Advection fog
最新試題
When visibility is restricted（），we can say it is restricted visibility.
Under what condition are you allowed to depart from the rules of the road（）.
Vessels should maintain a sharp lookout，especially during December through March，when navigating the right whale’s only known calving grounds which lie off the coasts of（）.
When a vessel is in any doubt as to whether such a situation exists she shall（）that it does exist and act accordingly.
When taking action to avoid collision，you should（）.
Which one of the following rules is not regarding two power-driven vessels meeting end or nearly end on so as to involve risk of collision（）.
Which statement is TRUE，according to the Rules（）.
When you doubt the existence of risk of collision,（）.
When underway in a channel，you should keep to the（）.
When one of two vessels（）is required to keep out of the way the other must keep her course and speed.