单项选择题
The patches where rust have been removed should be wiped clean before paint is（）.
A.applied
B.supplied
C.replied
D.complied
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单项选择题
The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT（）.
A.evaluate the danger of each closing visual or radar contact
B.adjust speed with due regard for the weather and visibility
C.reduce speed only where local speed limits are posted
D.enter all required test and inspection results in the vessel's log or other record carried on board -
单项选择题
The Muster List (“Station Bill”) of a ship must be signed by the（）.
A.person in charge
B.Coast Guard marine inspection officer
C.company safety director
D.entire crew -
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The material used extensively as electrolytic protection around bronze propellers is（）.
A.Brass
B.Copper
C.Lead
D.Zinc
