A.clean B.claw C.dirty D.deck
单项选择题It is necessary for her to （）(执行) the general day-to-day repair on board.
A. work out B. look out C. wipe out D. carry out
单项选择题Before entering or leaving a harbour, the ship should be given a （）(彻底) cleaning.
A.throw B.through C.thorough D.though
单项选择题Please （）(擦掉) the wet paint on the deck.
A. run out B. wipe out C. work out D. carry out
单项选择题Look here, the paint is （）(脱落).
A. running down B. sitting down C. looking down D. putting down
单项选择题The paint is a little （）(厚).
A.thinner B.thin C.thicker D.tight
