A.fore
B.advance
C.before
D.beforehand
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A.ballast
B.reserve buoyancy
C.displacement
D.rolling periods
A.or
B.and
C.nor
D.either
A.for my vessel crossing safely
B.my vessel is to cross safely
C.for my vessel to cross safely
D.for my vessel's crossing safely
A.the volume of all intact spaces above the waterline
B.an intact space below the surface of a flooded area
C.an intact space which can be flooded without causing a ship to sink
D.the space at which all the vertical upward forces of buoyancy are considered to be concentrated
A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
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My drafts are 28 feet（）and 29 feet aft.
On the cargo manifest，the gross weight of a box containing cargo is the weight of the（）.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
Keeping the draft at or below the load line mark will insure that the vessel has adequate（）.
Aboard a ship，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
On a vessel，multiplying a load’s weight by the distance of the load’s center of gravity above the baseline results in a(n)（）.
On a semisubmersible ship，reserve buoyancy is increased by the presence of void spaces above the waterline in the（）.
The center of flotation of a vessel is（）.
Reserve buoyancy is（）.
A vessel would be referred to as tender when the weight of the cargo is（）.