單項選擇題In relation to the turning circle of a ship，the term advance means the distance（）.

A.gained at right angles to the original course
B.gained in the direction of the original course
C.moved sidewise from the original course when the rudder is first put over
D.around the circumference of the turning circle


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2.單項選擇題Immediately after abandoning a vessel，lookouts should be posted aboard liferafts to look for（）.

A.survivors in the water
B.food and water
C.land
D.bad weather

3.單項選擇題If，for any reason，it is necessary to abandon ship while far out at sea，it is important that the crew members should（）.

A.separate from each other as this will increase the chances of being rescued
B.get away from the area because sharks will be attracted to the vessel
C.immediately head for the nearest land
D.remain together in the area because rescuers will start searching at the vessel's last known position

4.單項選擇題If you see anybody fall overboard，act as follows except（）.

A.tell an officer/crew the person's position in the water，or telephone the bridge immediately
B.throw lifebuoys overboard
C.call out "Man overboard" and keep your eyes on the person in the water
D.try to find medicine for the person to use when he is rescued

5.單項選擇題An immersion suit must be equipped with a(n)（）.

A.air bottle for breathing
B.whistle and light
C.whistle，light，and reflective tape
D.whistle，light，and sea dye marker