单项选择题
Manifest and cargo plan are the two most important shipping papers required for（）.
A.provision order B.discharging planning C.annual repair D.outward clearance
单项选择题 Many dangerous cargoes are stowed on deck becaused of the（）.
单项选择题 Master must ascertain that deck loads are stowed in such a manner as（）.
单项选择题 May I set off the shortage（）the overage?
