单项选择题
Are there any spanners in the toolbox? （）
A. Yes, there are. B. Yes, it has. C. Yes, I have. D. No, there are.
单项选择题 We have some white paint, but we （）.
单项选择题 What kinds of paint have you? （）
单项选择题 They can give a （）(耐磨的) surface and the requied color.
