單項(xiàng)選擇題You are steaming in a westerly direction along the Gulf Coast.You see ahead of you a lighted buoy showing a red isophase light.Which action should you take（）.

A.Alter course to port and leave the buoy to starboard
B.Alter course to starboard and leave the buoy to port
C.Alter course and leave the buoy near by on either side
D.Alter course and pass the buoy well-off on either side


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1.單項(xiàng)選擇題You are sailing south on the Intracoastal Waterway（ICW）when you sight a green can buoy with a yellow square painted on it.Which of the following is TRUE（）.

A.You should pass the buoy close aboard on either side
B.The buoy marks the end of the ICW in that area
C.You should leave the buoy to port
D.The yellow square is retroreflective material used to assist in sighting the buoy at night

4.單項(xiàng)選擇題You are making tow.A loaded，open-hopper barge with independent tanks has placards，with alternating red and white quadrants，located at each side and end.You inspect the barge and find slight traces of water in the wing voids due to condensation.What（）.

A.Refuse to accept the barge until all wing voids are dry
B.Accept the barge and when weather conditions permit run with the wing voids open to ventilate the spaces
C.Accept the barge and periodically check the wing voids
D.Return the barge to the fleet and depart without the barge

5.單項(xiàng)選擇題You are entering an east coast port and see a buoy with a yellow triangle painted on it.This indicates（）.

A.you are in the vicinity of the ICW
B.the buoy is a special mark
C.the buoy is off station
D.the buoy designates a sharp turn in the channel