A.Because
B.Owing to
C.Having been
D.Being
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A.Have/could have been saved
B.Have/could have saved
C.Had/could has saved
D.Had/could have been saved
A.the life raft is well ventilated of excess carbon dioxide
B.all personnel have removed their life preservers to facilitate boarding
C.the door flap has been cut away and stowed inside the raft
D.All of the above
A.nitrogen
B.Carbon dioxide
C.Sodlium
D.Oxygen
A.collar band
B.guy band
C.pad eye collar
D.spider band
A.handing of cargo cases
B.handing oilskings
C.sewing canvas
D.splicing small stuff
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