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單項選擇題

Sailors have to spend most of their time in （）(除銹) and painting.

A.derusting
B.cleaning
C.repairing
D.closing

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單項選擇題

The （）(地腳貨) and broken dunnages in the holds have to be removed.

A.sweepings
B.swell
C.sleeping
D.rubbish

單項選擇題

Tidy up the （）(物料間).

A. store rooms
B. cabins
C. chain lockers
D. guide rollers