单项选择题
A. the poop deck B. the main deck C. the forecastle deck D. lower deck
You’d better use （）to remove the oil on the plates.A.wa...
单项选择题You’d better use （）to remove the oil on the plates.
A.water B.sand C.saw dust D.derrick
After leaving the port, we used （）to clean the empty ho...
单项选择题After leaving the port, we used （）to clean the empty holds and decks.
A. fresh water B. sea water C. both A and B D. ballast water
Everything on the bridge should （）clean and tidy.A.kept...
单项选择题Everything on the bridge should （）clean and tidy.
A.kept B.keep C.be kept D.keeping
