单项选择题
A.spilling B.leaking C.dumping D.All of the above
The ship is listing too much due to your faulty method ...
单项选择题The ship is listing too much due to your faulty method in loading operation．You must keep her （）.
A.flat B.up C.upright D.vertical
The ship（）about 1/2 miles southward of the lighthouse.A...
单项选择题The ship（）about 1/2 miles southward of the lighthouse.
A.moors B.moor C.is moored D.mooring
The proper place（）the sling is made up is the square of...
单项选择题The proper place（）the sling is made up is the square of the hatch.
A.which B.where C.when D.how
