Gasoline fuel tank vents should terminate（）.

Functions aboard a tanker or tank barge such as connecting，disconnecting，and topping off must be supervised by（）.

If the Certificate of Inspection of a damaged tank barge has expired，which certificate may be issued to allow its movement to a repair facility? （）

Every new crude oil tanker of 20000 tons deadweight and above shall be fitted with a cargo tank cleaning system using（）.

Joiner bulkheads on a vessel provide（）.

Notwithstanding the provisions of this Regulation，the segregated ballast conditions for oil tankers less than 150 meters in length shall be to the（）of the Administration.

Any oil tanker which is not required to be provided with segregated ballast tanks in accordance with this paragraph may，however，be qualified as a segregated ballast tanker （）it complies with the other requirements of paragraphs of this Convention.

Pump out No.2 port ballast tank to（）.

Oil may NOT be transferred unless（）.

How must each storage tank for helicopter fuel on a ship be marked?（）