题目

—______ were you late for school last year? —Never. I always got to school early every day. A．How often         B．How far             C．How long         D．How soon 答案：A 如图，动点P从点A出发，沿线段AB运动至点B．点P在运动过程中速度大小不变．则以点A为圆心，线段AP长为半径的圆的面积S与点P的运动时间t之间的函数图象大致是 [　　] A． B． C． D．