单项选择题
What kinds of paint have you? （）
A. Yes, I have. B. White and blue. C. No, I haven’t. D. Yes, I haven’t.
单项选择题 They can give a （）(耐磨的) surface and the requied color.
单项选择题 What’s more, the distribution of paint is （）(不均匀).
单项选择题 A lot of spots haven’t been （）(覆盖) paint.
