单项选择题
A. stopping B. putting out C. putting D. finishing
Who is in charge of oil spilling ? （）A. Second officer....
单项选择题Who is in charge of oil spilling ? （）
A. Second officer. B. Third officer. C. Captain. D. Bosun.
Lifeboat launching is operated （）.A.quarterlyB.annually...
单项选择题Lifeboat launching is operated （）.
A.quarterly B.annually C.monthly D.yearly
NO.2 lifeboat is located on （）side.A.starboardB.bothC.e...
单项选择题NO.2 lifeboat is located on （）side.
A.starboard B.both C.each D.port
