A.Grade A flammable liquidB.Grade C flammable liquidC.G……

单项选择题By regulation，you MUST keep a record of the use of your radiotelephone for a minimum of（）.

A.six months
B.one year
C.two years
D.thirty months

单项选择题By law，a user of marijuana shall be subject to（）.

A.loss of pay during the period of such use
B.reprimand by the US Coast Guard
C.revocation of license or certificate
D.termination of employment

单项选择题By definition，a spar deck is the（）.

A.lower most continuous deck not broken by water tight bulkheads
B.after most weather deck above the main strength deck
C.upper or weather deck above the main strength deck
D.deck of light construction below the main or strength deck

单项选择题As defined in the Rules，the term vessel includes（）.

A.seaplanes
B.non-displacement craft
C.barges
D.All of the above

单项选择题All the holds and other parts of the ship in which cargo is to be stowed should be（）for the carriage.

A.comfortable
B.suitable
C.stable
D.favorable