单项选择题
Instructions to the crew in the use of all the ship’s lifesaving equipment shall be completed（）.
A.before sailing
B.within one week of sailing
C.in one month and repeated quarterly
D.within any two month period
相关考题
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单项选择题
If you must jump from a ship，your posture should include（）.
A.holding down the life preserver against the chest with one arm crossing the other，covering the mouth and nose with a hand，and feet together
B.knees bent and held close to the body with both arms around legs
C.body straight and arms held tightly at the sides for feet first entry into the water
D.both hands holding the life preserver below the chin，with knees bent，and legs crossed -
单项选择题
If a mooring line should part while you are tying up at a dock，you should make a temporary eye by tying a（）.
A.becket bend
B.clove hitch
C.bowline
D.square knot -
单项选择题
How many adult life jackets are required on board a ship?（）
A.Enough for 100 percent of the persons allowed on board
B.One for each work station and industrial work site
C.Enough for 150 percent of the persons allowed on board
D.Both A and B above
