A.by long distance
B.by the darkness at night
C.by a vessel in front
D.by fog or falling snow
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A.Middle of the channel
B.Starboard side of the channel
C.Port side of the channel
D.Side of the channel that has the widest turns
A.stay near the middle of the channel
B.keep to the starboard side of any vessels you meet
C.exchange whistle signals with any other vessels in the channel
D.keep to the side of the channel which lies to your starboard
A.a light signal of at least five short and rapid flashes
B.one prolonged，one short，one prolonged，and one short whistle blasts
C.four short whistle blasts
D.two short whistle blasts
A.Make sure the action is taken in enough time
B.Not make any large course changes
C.Not make any large speed changes
D.All of the above
A.Not under-way
B.Not under command
C.Restricted in her ability to maneuver
D.A non-displacement ship
最新試題
Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another（）.
When a vessel is in any doubt as to whether such a situation exists she shall（）that it does exist and act accordingly.
You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made.You should（）.
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（）.
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（）.
Underway at night，a vessel displaying the lights shown is（）.
Which vessel is NOT to be regarded as restricted in her ability to maneuver（）.
Which statement is TRUE，according to the Rules（）.
Vessel engaged in the launching or recovery of aircraft is called（）．
Which vessel is NOT classified as “restricted in her ability to maneuver” （）.