The boy has a brush变复数句式怎么变
问题描述：
The boy has a brush变复数句式怎么变
答
The boy has brushes.
答
对the boys和brush同时改：The boys have some/many brushes
对the brush改：The boy has some/many brushes
对the boy改：The boys have a brush
答
the boys have some brushes
答
The boys have some brushes.