單項(xiàng)選擇題To determine if a C02 fire extinguisher is fully charged, you would（）.

A.operate the trigger valve
B.weigh the extinguisher
C.test with a pressure gauge
D.read the date of last test


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1.單項(xiàng)選擇題To ensure the ship’s general stability,（）.

A.she's loaded a little deeper forward
B.she's loaded a little deeper aft
C.she has not any ballast at all
D.the cargo is properly distributed throughout the ship

2.單項(xiàng)選擇題Uncharted lights, fog signals and radar beacon transmissions may be（）near the station.

A.encountered
B.met
C.contacted
D.seen

3.單項(xiàng)選擇題Unless it is unavoidable do not jump from a place higher than 5 meters into the water. Try to minimize the shook of sudden cold immersion. When should the said caution be taken into account?（）.

A.The mariners try to put out fire on board of vessel
B.The people on board try to survive themselves from a ship in perils
C.The salvors take actions to rescue the survivors at sea
D.The pilot come on board from his boat in bad weather

4.單項(xiàng)選擇題Vessels approaching from west will（）pilot in approximate position 015108N/1033008E.

A.obtain
B.select
C.request
D.pick up

5.單項(xiàng)選擇題Vessels are advised（）clear of this area.

A.keep
B.keeping
C.to keep
D.to keeping