题干
He wants to know milk I want.
A：how many
B：how often
C：how much
D：how far
答案(点此获取答案解析）
C
He wants to know milk I want.
A：how many
B：how often
C：how much
D：how far
的正方形，则以该空间几何体各个面的中心为顶点的多面体的体积为( )．