A.good B.useless C.necessary D.bad
单项选择题Loose paint and scale are removed with （）.
A. a chipping hammer B. a scraper C. a lining brush D. saw
单项选择题We can remove the heavy rust on the plate with a （）.
A.scraper B.hammer C.chipping hammer D.saw
单项选择题Scrapers are used to （）the rust on the plates.
A.remove B.move C.shift D.water
单项选择题Paint is stowed in the paint （）.
A.cabin B.locker C.room D.deck
单项选择题Apply two coats of red lead primer and topside paint （）the forecastle deck.
A.for B.with C.to D.at
