题目

.  I have repaired much of the equipment. Would you please help me with _______within this week? A.the other    B. the others  C. the rest  D. the remaining 答案：C二次函数y=ax2+bx+c的图象如图所示，则一次函数y=bx-ac与反比例函数在同一坐标系内的图象大致为（ ）A．B．C．D．