A.To avoid immediate danger
B.When authorized by the rig superintendent
C.To comply with an operator's requirement
D.Under no conditions
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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
A.One to another
B.One the other
C.Each the other
D.Each other
最新試題
When visibility is restricted（），we can say it is restricted visibility.
You hear the fog signal of another vessel forward of your beam.Risk of collision may exist.You MUST（）.
When two vessels are in sight of one another and NOT in or near an area of restricted visibility，any of the following signals may be given EXCEPT（）.
Vessel engaged in the launching or recovery of aircraft is called（）．
Which statement is TRUE，according to the Rules（）.
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（）.
You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made.You should（）.
Which statement correctly applies to a situation where a sailing vessel is overtaking a power-driven vessel（）.
Under what condition are you allowed to depart from the rules of the road（）.
You are aboard the give-way vessel in a crossing situation．What should you NOT do in obeying the Rules（）.