单项选择题
When steering a tow downstream around the shape of a sand bar，and staying on the proper side of the buoys，an operator should be cautious of（）.
A.eddies under the bar
B.swift current under the bar causing loss of control
C.cross-currents pushing the tow away from the bar
D.cross-currents pushing the tow into the bar
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相关考题
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单项选择题
When attempting an upstream landing while pushing empty barges ahead in a hard onshore wind，the approach is best made（）.
A.with bow out，stern in
B.with bow in，stern out
C.parallel to the dock，as close in as possible
D.parallel to the dock，as far out as possible -
单项选择题
When approaching Block Island Sound from Long Island Sound，you will enter waters governed by the International Rules of the Road when you（）.
A.pass through The Race
B.cross the territorial sea boundary
C.exit Block Island Sound to the east or south
D.None of the above，as Long Island Sound is governed by the International Rules of the Road -
单项选择题
Two vessels are approaching each other near head on. What action should be taken to avoid collision?（）.
A.The first vessel to sight the other should give way
B.The vessel making the slower speed should give way
C.Both vessels should alter course to starboard
D.Both vessels should alter course to port
