准备放艇。（）

单项选择题在集合地点集合。（）

A. Meet in front of the muster station.
B. Get hold of the ladder.
C. Drop me a heaving line to lift my bag.
D. A ship is made fast to the equipment by mooring lines.

单项选择题救生艇下水每隔三个月进行一次。（）

A. Lifeboat launching is operated at intervals of three months.
B. Lifeboat launching is operated at intervals for three months.
C. Fire drill is carried out once a month.
D. Don’t operate two or more hatch covers at the same time.

单项选择题Which letter means that oil-spilling has happened?（）

A.P
B.O
C.S
D.G

单项选择题（）is best for electrical fire.

A. Dry extinguisher
B. Power extinguisher
C.A+B
D. CO₂ extinguisher

单项选择题Which of the following is not the emergency equipment?（）

A. Emergency power supply.
B. Quick-close device.
C. Emergency squad.
D. derricks.