A.advance
B.head reach
C.surge
D.transfer
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A.synchronism
B.harmony
C.check
D.step
A.acts as a reserve length of towing hawser when the tug applies more power，and it dampens the surge effect of the tow
B.gives an approximation of the amount of strain on the towing hawser
C.is the dip in the towing hawser between the tug and the tow
D.All of the above
A.the catenary dragging on the bottom
B.swamping of the tow
C.the tow tending to dive
D.yaw
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
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
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Once a towline is connected between the towing vessel and the disabled vessel，the towing vessel should（）.
The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as（）.
Besides saving distance along the track line，another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation because（）.
Apparent wind speed blowing across a vessel under tow can be measured by a(n)（）.
As a vessel falls off the wind from close-hauled to a beam reach，the tendency for the vessel to move sideways through the water will（）.
A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall，when making way，exhibit（）.
In ballasting to survival draft，while in transit，due to extreme wind and wave loads，thrusters or propulsion，if available，should be used to（）.
One major advantage of the round turn maneuver in a man overboard situation is that it（）.
If you are the stand-on vessel in a crossing situation，you may take action to avoid collision by your maneuver alone. When may this action be taken?（）.
In order to back a right-handed，single-screw vessel in a straight line，you will probably need to use（）.