题目

已知点A（x1，y1），B（x2，y2）是反比例函数y=（k＞0）图象上的两点，若x1＜0＜x2，则有（ ）                    A．y1＜0＜y2               B．y2＜0＜y1               C．y1＜y2＜0               D．y2＜y1＜0 答案：A．                                                                                                     A: Honey ,the basketball game is about to start .And could you bring me a bowl of ice cream? And …uh…a slice of pizza.        B:       ?        A: No , that’s all for now.        A．What did you say           B．Anything else        C．Could I help            D．What can I do for you