单项选择题
Several sand boxes need （）.
A. to repair and renew
B. repairing and renewing
C. repair and renew
D. repaired and renewed
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相关考题
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单项选择题
When a ship is abandoned, all of the crew members hearing the alarm sounding should put on （）.
A. the life-jackets and carry the belongings first.
B. the life-jackets and carry the lifebuoys first
C. the life-jackets and gather at muster station first
D. the life-jackets and call the captain. -
单项选择题
（）the moving parts on the davit of the lifeboat.
A.Greasing
B.Grease
C.Greasy
D.Greased -
单项选择题
If there is a fire in a hold, what should you do?（）
A. Close the hatch, accesses and ventilators at once. Flood CO2 into hold.
B. Open the hatch, accesses and ventilators at once. Flood CO2 into hold.
C. Close the hatch, accesses and ventilators at once. Flood water into hold.
D. Open the hatch, accesses and ventilators at once. Flood water into hold.
