培养逆向思维　拓宽解题思路张真德人的思维，一般可分为正向思维和逆向思维两种。反复运用正向思维就会形成一种固定的思维定势。它可以帮助人压缩思维过程，在培养学生掌握解题规律时，无疑能起到一定的积极作用。但是，思维定势也有它的局限性和呆板性．有时使学生困于... Cultivate Contrary Thinking Broaden Problem-solving Thinking Zhang Zhende’s thinking can generally be divided into two types: positive thinking and reverse thinking. Repeated use of positive thinking leads to a fixed set of thinking. It can help people to compress the process of thinking. It can undoubtedly play a positive role in cultivating students to master the law of solving problems. However, the mindset also has its limitations and rigidity. Sometimes students get stuck in...