课堂教学是一切教育教学的中心。提高课堂教学质量和提高教学效率是广大教师积极探索和研究的课题。在新课程改革的推动下,教师就要树立全新的教育理念,运用各种教学手段,力争在45分钟时间内,实现教学的有效性。一、创设情景,激发学生兴趣课堂教学的情境实质就是“情”和“境”的融合。情境教学能够激发学生的学习兴趣,让学生在一种愉快和谐、浓浓的教学氛围中,不知不觉受到感染和鼓励。这样,教师才能把数学思想 Classroom teaching is the center of all education and teaching. Improve the quality of classroom teaching and improve teaching efficiency is the majority of teachers actively explore and research topics. Under the impetus of the new curriculum reform, teachers should establish a brand new educational philosophy, using various teaching methods and strive to achieve the effectiveness of teaching within 45 minutes. First, the creation of scenarios to stimulate student interest The essence of the situation in classroom teaching is the integration of “love ” and “environment ”. Situational teaching can stimulate students’ interest in learning so that students can infect and encourage unknowingly in a pleasant and harmonious teaching atmosphere. In this way, teachers can put mathematical ideas