题目

函数是定义在上的增函数，函数的图象关于点对称．若实数满足不等式的取值范围是 A．   B．        C．     D． 答案：B Their team is sure ________ the game．I’m confident in them． Their team is sure ________ the game．They’re confident in themselves． A．to win　　B．win　　C．to winning　　D．of winning