单项选择题
We usually choose cargo-handling equipment according to（）.
A.the ship type B.the port's organization C.the cargo's nature D.the dockers’ ability
单项选择题 We have two kinds of cargo on board，but（）is dangerous.
单项选择题 Vessels transiting the canal must have their accommodation ladders and cargo booms（）.
单项选择题 Vessel on her delivery shall be ready to receive cargo with clean-swept holds and（）and in every way fitted for ordinary cargo service.
