单项选择题
A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind，the vessel will most likely back（）.
A.straight astern
B.to port
C.to starboard
D.in no particular direction
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相关考题
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单项选择题
A vessel is considered to be restricted in her ability to maneuver under the Rules if she is （）.
A.at anchor
B.mine-clearing
C.engaged in fishing
D.engaged in towing -
单项选择题
A vessel fitted with twin screws is easier in（）than a vessel with single screw.
A.turning maneuver
B.course setting
C.position fixing
D.regulating speed -
单项选择题
A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel（）.
A.permits the rudder to move faster
B.generates more power
C.can turn without using her rudder
D.can suck the water away from the rudder
