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
单项选择题Paint should be evenly （）(分布).
A.spread B.supplied C.distributed D.spanner
单项选择题The main （）(保护层) is paint.
A. primer boat B. protective coat C. top coat D. under coat
单项选择题The purpose of lookout is to prove the （）(安全) of a ship.
A.stern B.safety C.saw D.spanner
