單項(xiàng)選擇題

Once you have established the daily ration of drinking water in a survival situation，how should you drink it?（）

A.Small sips at regular intervals during the day
B.The complete daily ration at one time during the day
C.One-third the daily ration three times daily
D.Small sips only after sunset

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單項(xiàng)選擇題

On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.

A.2 pounds of condensed milk
B.a signaling whistle
C.3 litres of water
D.a life preserver

單項(xiàng)選擇題

On a lifeboat equipped with Rottmer-type releasing gear，turning the releasing lever releases（）.

A.the painter
B.the after boat fall only if the boat is waterborne
C.both falls at the same time only if the boat is waterborne
D.both falls at the same time even if the boat has not reached the water