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單項選擇題

（）the packing is the same，the lots are different in marks.

A.For
B.Since
C.Because
D.Although

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單項選擇題

（）the morning from 0800 to 1200 Chief Officer is on duty.

A.On
B.In
C.At
D.During

單項選擇題

（）should you do first when heaving up the anchor.

A.Engage the wildcat
B.Release the brake
C.Release the pawl
D.Engage the motor