倍投到底能不能赢钱呢

简介：Su Can and the others chatted for a while, and the bell rang for class. The two of them hurriedly walked into the classroom. They saw that Liu Jian, the red panda, was teaching geography again. Su Can, who was sitting in his seat, rubbed his chin and thought about it. What is Zhang Xuzhang doing in a decent geography class? What are you doing? I really don’t understand why Liu Jian is always asked to teach geography instead.