A、to give/keep
B、giving/keeping
C、giving/keep
D、to give/keeping
更多“The look-out must be able（）full attention to the（）of a proper look-out．”相关的问题
A、only in fog B、only between the hours of sunset and sunrise C、only when entering and leaving port D、at all times
A、The Master of the vessel must be on the bridge when the radar is in use B、The radar equipment is only required to be used in restricted visibility C、The use of a radar excuses a vessel from the need of a look-out D、This equipment must be used to obtain early warning of risk of collision
A、station the look-out in the wheelhouse to keep a continuous watch on the radar B、secure the sounding of fog signals until a vessel closes within five miles C、station a look-out as low down and far forward as possible D、keep the radar on the shortest available range for early detection of approaching vessels
A、Your speed must be reduced to bare steerageway B、A look-out is not required if the radar is on C、Fog signals are only required when a vessel is detected by radar D、The radar should always be kept on a short-range scale
A、Your speed must be reduced to bare steerage ways B、A look-out is not required if the radar is on C、The radar should always be kept on a short-range scale D、Fog signals are only required when a vessel is detected by radar
A、A.She must use this equipment to obtain early warning of risk of collision B、B.The use of a radar excuses a vessel from the need of a look-out C、C.The radar equipment is only required to be used in restricted visibility D、D.The safe speed of such a vessel will likely be greater than that of vessels without radar
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