单项选择题
（）the packing is the same，the lots are different in marks.
A.For
B.Since
C.Because
D.Although
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A.On
B.In
C.At
D.During -
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（）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 -
单项选择题
（）ready for mooring.
A.Do
B.Have
C.Make
D.Get
