题目

This question could be ________ for the moment, probably the next generation would be cleverer than we are and would find a proper solution.    A．taken up       B．set aside      C．given away      D．turned  off   答案：B  若存在实数p∈[-1，1]，使得不等式px2+（p-3）x-3＞0成立，则实数x的取值范围为    ．