在数学教学中,发现许多学生感觉学习数学枯燥无味.诚然,数学与一些学科相比而言显得抽象一点,但如果我们教师能很好地钻研教材,在课堂中提出与教学内容相关的能引起学生好奇与思考的问题,使学生产生探究的欲望,那么就能调动学生的积极性和主动性,激发他们的学习兴趣.新课程标准倡导让学生经历“问题情境——建立模型——解释或应用”这一重要的数学活动过程,足以体现“问题情境”的重要地位.那么,课堂教学 In mathematics teaching, we find that many students feel that learning mathematics is dull and tasteless.Of course, mathematics is more abstract than some subjects, but if our teachers can study textbooks very well, Curiosity and thinking problems, so that students have the desire to explore, then they can mobilize the enthusiasm and initiative of students and stimulate their interest in learning. New curriculum standards advocate for students to experience “problem situation - to establish a model - to explain or apply ”This important process of mathematics activities, enough to reflect the“ problem situation ”important position.Then, classroom teaching