单项选择题
The provisional pratique by radio （） a vessel to proceed directly to berths or working anchorages and begin normal business activities without the inspection of the Port Health Officer．
A.permit B.permitting C.is permitted D.permits
单项选择题 The master of any vessel entering Singapore may （） radio pratique to the Port Health Officer through his local agent.
单项选择题 The master got permission to pump out 500 tons of clean sea water for （）.
单项选择题 The load line certificate is issued by（）.
