“兴趣是最好的老师”。当学生对学习内容产生兴趣时，就会思维活跃、注意力集中，“我要学”的意识增强，从而学习积极性高涨，产生主动求知的欲望。 　　一、创设问题情境，设疑引趣 　　创设问题情境是培养学生学习兴趣的有效途径，教师提出适当的问题，用数学本身固有的魅 “interest is the best teacher”. When students are interested in learning content, they are active in thinking and focused, and their awareness of “I want to learn” is enhanced so that they can learn motivated and have the desire to take the initiative to seek knowledge. First, the creation of the problem situation, set suspicion interest Creating the problem situation is an effective way to cultivate students' interest in learning, teachers put forward appropriate questions, with mathematics inherent in the charm