题目

My brother bought his new bike two months ago. （同义句转换）My brother his new bike for two months. 答案：【1】has【2】had已知二次函数y=ax2+bx+c（a≠0）的图象如图所示，则直线y=ax+b与反比例函数y=在同一坐标系内的大致图象为（ ）A．B．C．D．