航海英语航行值班与海上避碰章节练习(2019.05.03)

单项选择题
In a crossing situation，a stand-on vessel which is forced to take action in order to avoid collision with a vessel on her own port side shall，if possible，avoid（）.
A.turning to port
B.turning to starboard
C.decreasing speed
D.increasing speed
单项选择题
Which statement about the Navigation Rules is TRUE?（）.
A.The rules require vessels to comply with Traffic Separation Scheme regulations
B.The rules use the term safe speed
C.The Rules permit a stand-on vessel to take action prior to being in extremis
D.All of the above are correct
单项选择题
If a vessel is engaged in fishing according to the definitions in the Rules，it will have （）.
A.gear extending from the side or stern
B.gear that restricts maneuverability
C.less than 50 percent trolling lines
D.None of the above
单项选择题
The Rules state that vessels may depart from the Rules when（）.
A.there are other vessels in the vicinity
B.operating in a traffic separation scheme
C.engaged in a situation involving more than two vessels
D.necessary to avoid immediate danger
单项选择题
A vessel engaged in trawling will show identification lights of（）.
A.a red light over a white light
B.a white light over a red light
C.a green light over a white light
D.two red lights in a vertical line
单项选择题
A vessel being towed will show（）.
A.a forward masthead light
B.sidelights and a sternlight
C.a towing light
D.All of the above
单项选择题
If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall（）.
A.be regarded as a vessel not under command
B.be regarded as a vessel underway
C.be regarded as a vessel
D.be regarded as a sailing vessel
单项选择题
Where does the look-out man stand?（）.
A.In positions in which the noises in the ship are least likely to interfere with the hearing of a fog signal and the man can see clearly
B.In positions in which the noises in the ship are much likely to interfere with the hearing of a fog signal
C.In positions in which the hearing of a signal is reduced to a minimum
D.In a position in which the man can see clearly
单项选择题
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
A.do not interfere with the keeping of a proper look-out
B.are not the color of either sidelight
C.have a lesser range than the prescribed lights
D.All of the above
单项选择题
When you doubt the existence of risk of collision,（）.
A.such risk shall be deemed to exist
B.such risk shall not be deemed to exist
C.you needn't take any action to avoid collision with any vessel
D.you should accelerate your speed ahead