单项选择题
A.folding B.rolling C.side-rolling D.unfolding
Sailors also keep （）（舷梯）watch.A.deckB.bridgeC.gangwayD....
单项选择题Sailors also keep （）（舷梯）watch.
A.deck B.bridge C.gangway D.anchorage
Don’t （）(系牢) the guy here.A.fastenB.unfastenC.moveD.shi...
单项选择题Don’t （）(系牢) the guy here.
A.fasten B.unfasten C.move D.shift
Oil pumped ashore by ships’（）（油泵）.A. pineB. hoseC. oil ...
单项选择题Oil pumped ashore by ships’（）（油泵）.
A. pine B. hose C. oil pump D. crane
