题目

 —I think you’d better write him a letter immediately. —      ? He’ll come here the day after tomorrow. A. Why bother     B. So what                    C. Why not        D. How come 答案：A点P（3，－5）关于x轴对称的点的坐标为………………………………………（ ▲ ）A．（－3，－5）B．（5，3）C．（－3，5）D．（3，5）