单项选择题
The most likely time for oil pollution while bunkering is when（）.
A.final topping off is occurring B.first starting to receive fuel C.hoses are being blown down D.hoses are disconnected and being capped
单项选择题 Smoking in bed on a ship is prohibited（）.
单项选择题 Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
单项选择题 Proper use shall be made（）radar equipment if fitted and operational.
