探索性问题一直是数学中的一个热点问题,它对于知识点的交融性及灵活运用都有着较高要求,而高考命题的一个最大的特点就是着重于在知识网络的交汇处去命题,从而体现高考命题的综合性、灵活性,所以对于学生来讲既是一个重点,也是一个难点.对于这个问题的教学,笔者认为着眼点不能 The exploratory problem has always been a hot issue in mathematics. It has high requirements for the blending and flexible use of knowledge points. One of the biggest features of the college entrance examination proposition is to focus on the propositions at the intersection of knowledge networks. The comprehensiveness and flexibility of the college entrance examination proposition are both important and difficult for students. For the teaching of this issue, the author thinks that the focus cannot be