单项选择题

The deck control valve to be（）after being repaired.

A.moved and fitting again
B.removed and refitted
C.reproduced and put on again
D.return and attached again

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单项选择题
The disinfection of various compartment in a vesel by filling them with a gaseous agents to destroy rats ect.means（）.

A.fire drills
B.washing and cleaning
C.fumigation
D.quarantine
单项选择题
The expenses for the loading of trucks and heavy cargo and the necessary materials for lashing thereof will be charged to（）account.

A.the supercargo's
B.the shipper's
C.the shipowner's
D.carrier's
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