A.any sailing vessel with propelling machinery
B.any vessel propelled by machinery
C.any sailing vessel with or without machinery for propelling
D.any sailing vessel with propelling machinery not in use
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A.in sight of one another in fog
B.navigating in or near an area of restricted visibility
C.only if they are showing special purpose lights
D.only if they have operational radar
A.state of wind，sea，and current，and the proximity of navigational hazards
B.maximum attainable speed of your vessel
C.temperature
D.aids to navigation that are available
A.radio communications that are available
B.maximum speed of your vessel
C.temperature
D.current
A.risk of collision exists
B.the other vessel will cross ahead of her
C.the other vessel is not taking appropriate action
D.collision cannot be avoided by the give-way vessel's maneuver alone
A.did not appreciably change
B.does not appreciably change
C.do not appreciably change
D.not appreciably change
最新試題
Which statement is TRUE，according to the Rules（）.
Your vessel is NOT making way，but is not in any way disabled.Another vessel is approaching you on your starboard beam.Which statement is TRUE（）.
You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made.You should（）.
When one of two vessels（）is required to keep out of the way the other must keep her course and speed.
You are under sail and overtaking a tug and tow.Which action is correct（）.
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（）.
When taking action to avoid collision，you should（）.
When you doubt the existence of risk of collision,（）.
When a vessel is in any doubt as to whether such a situation exists she shall（）that it does exist and act accordingly.
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（）.