题目

如图是某几何体的表面展开图，则这个几何体的顶点有（ ） A . 4个 B . 6个 C . 8个 D . 10个 答案：B In Pakistan rice is ________ crop after wheat． [　　] A． the most important second B． the most second important C． a second most important D． the second most important