A.Chain stopper B.Devil's claw C.Hawse ratchet D.Riding pawl
A.is used in running rigging B.doubles the size of the line C.is only used on fiber rope D.is very weak
A.be a stopper B.shorten a line C.join lines of equal size D.keep a line from passing through a sheave
A.deck fitting used to secure mooring lines B.casting fitted at the side of a weather deck，used as a fairlead C.sharp block of wood used to support hygroscopic cargo D.smoke pipe for the galley stove
A.must be wet before it will release B.should be kept in a watertight cover except in an emergency C.will inflate the raft in its cradle if operated manually D.must be submerged to a certain depth to release automatically
