An aft breast line.
An aft spring
The stern line
A fore breast line
第1题：
You are pushing a tow ahead，at high speed，near the right hand bank of a canal．The forces affecting your towboat and tow will tend to ______．
A.Push both the head of the tow and the stern of the towboat away from the right hand bank
B.Push the head of the tow away from，and pull the stern of the towboat into，the right hand bank
C.Pull both the head of the tow and the stern of the towboat into the right hand bank
D.Pull the head of the tow into，and push the stern of the towboat away from，the right hand bank
第2题：
A mooring line that prevents a vessel from moving sideways away from the dock is a ___.
A.bow line
B.breast line
C.stern line
D.spring line
第3题：
A spring line leads ______.
A.fore and aft from the ship’s side
B.to the dock at a right angle to the vessel
C.through the bull nose or chock at the bow
D.through the chock at the stern
第4题：
（）leads at right angles to the center line from the stern to the shore.
第5题：
In relation to the turning circle of a ship, the term kick means the distance ______.
A.around the circumference of the turning circle
B.gained at right angles to the original course
C.gained in the direction to the original course
D.or throw of a vessel’s stern from her line of advance upon putting the helm hard over
第6题：
In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel．Stresses on the outboard guy will be LEAST if the guy is made fast at a point ______．
A.Abreast the heel
B.At right angles to the boom when viewed from above
C.Aft of the heel
D.Forward of the spiderband
第7题：
At all angles of inclination, the metacenter is ______.
A.vertically above the center of buoyancy
B.vertically above the center of gravity
C.at the intersection of the upright vertical centerline and the line of action of the buoyant force
D.at the geometric center of the underwater volume
第8题：
A mooring line leading at nearly right angles to the keel is a ______.
A.spring line
B.bow line
C.stern line
D.breast line
第9题：
“Ease the strain on the stern line” means “（）”!
第10题：
A（） leads at right angles to the center line from the forecastle to the shore.