题目

单项选择 Tom likes playing ________ volleyball, but Lily likes playing ________ piano.                A. a, a                B. the, the                 C. the, /                    D. /, the 答案：D20．一个长方体棱长和96cm，它的长是8cm，宽7cm，高是9厘米，表面积是382平方厘米，体积是504立方厘米．