单项选择题
The charges for cleaning（）the oil pollution on sea will be to ship’s account.
A.with B.up C.away D.off
单项选择题 The collision bulkhead shall be of（）.
单项选择题 The damage arose（）the accident.
单项选择题 The disinfection of various compartments in a vessel by filling with a gaseous agent to destroy rats and all insects pests which act as germ carriers means（）.
