A.take a turn around the cleat，then figure-eights，and a half-hitch
B.make figure-eights，followed by a half-hitch，then a figure-eight knot
C.take a turn，a half turn，and a figure-eight
D.take several turns around the cleat only
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A.is the fastest method
B.is easy for a single-screw vessel to perform
C.requires the least shiphandling skills to perform
D.can be used in reduced visibility
A.is better suited for inland towing
B.resists damage from chafing
C.handles more easily
D.equalizes towing forces better
A.not exceed bare steerageway during the transit
B.take a strain as soon as you can to control the tow
C.come up to speed very slowly and maintain a safe speed
D.come up to speed quickly，then cut back power considerably to ease the strain
A.With the wind from ahead
B.With the wind off the port beam
C.With the wind off the starboard beam
D.With the wind from abaft the beam
A.starboard side to the wharf
B.either side to the wharf
C.port side to the wharf
D.stern to the wharf
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A vessel which through some exceptional circumstance is unable to maneuver as required by these Rules and is therefore unable to keep out of the way of another vessel is called（）.
A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind，the vessel will most likely back（）.
Once a towline is connected between the towing vessel and the disabled vessel，the towing vessel should（）.
Most of your vessel’s superstructure is forward. How will the vessel lie when drifting with no way on?（）.
In towing，heaving lines are used for（）.
In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.
If a towing vessel and her tow are severely restricted in their ability to change course，they may show lights in addition to their towing identification lights. These additional lights may be shown if the tow is（）.
The best method to secure a tow line to a cleat is to（）.
A vessel，which is unable to maneuver due to some exceptional circumstance，shall exhibit （）.
The condition where a ship on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in（）.