A.a basket
B.a black ball
C.a black cone
D.two black cones
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A.too low to
B.too high to
C.too high for
D.too low for
A.the last vessel in the tow
B.the last vessel in the tow and it is carrying a crew
C.manned，regardless of its position in the tow
D.None of the above are correct
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
A.lowered
B.reefed
C.hauled in
D.eased out
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
最新試題
When ship at anchor she shall be deemed to be（）.
You see a vessel displaying three lights in a vertical line.The highest and lowest lights are red and the middle light is white.She is also showing a white light at the stern，which is lower than the forward light.It could be a（）.
Which statement correctly applies to a situation where a sailing vessel is overtaking a power-driven vessel（）.
You see another vessel approaching，and its compass bearing does not significantly change.This would indicate that（）.
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（）.
Your vessel is not underway when（）.
Vessel engaged in the launching or recovery of aircraft is called（）．
You hear the fog signal of another vessel forward of your beam.Risk of collision may exist.You MUST（）.
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（）.
Under what condition are you allowed to depart from the rules of the road（）.