兴趣是指人们积极探究某种事物或进行某种活动的心理倾向和情感状态。是促进学生学习的兴奋剂，是学生获取知识的巨大内驱力。正如瑞士心理学家皮亚杰所说：“一切有效的活动须以某种兴趣作为先决条件。”教学实践证明：学生一旦对所学内容产生兴趣就会表现出巨大的主动性和积? Interest refers to people’s active exploration of certain things or activities of the psychological orientation and emotional state. Is to promote student learning stimulants, is a huge drive for students to acquire knowledge. As the Swiss psychologist Piaget said: “All valid activities must take a certain interest as a prerequisite.” Teaching practice has proved that: once the students interested in what they have learned will show great initiative and product?