单项选择题
A.for B.with C.to D.at
Sometimes, it is necessary for （）to mix the paint.A. ch...
单项选择题Sometimes, it is necessary for （）to mix the paint.
A. chief officer B. bosun C. captain D. second officer
Remember that gloomy, damp and rainy days are not suita...
单项选择题Remember that gloomy, damp and rainy days are not suitable for （）.
A.working B.painting C.washing D.cleaning
Put on your chipping （）when chipping and scraping.A.gog...
单项选择题Put on your chipping （）when chipping and scraping.
A.goggles B.glasses C.goggle D.hammer
