新课程背景下实现课堂教学的有效性,已成为当前课程改革的重要方向。教师应把主要精力放在为学生创设学习情境,提供信息,引导学生积极思维上。从学生的生活经验出发,设置认知冲突,利用最近发展区,引导学生动手操作,提高学生的参与意识,提高学生的课堂参与度。 The effectiveness of classroom teaching in the context of new curriculum has become an important direction for the current curriculum reform. Teachers should focus their efforts on creating learning situations for students, providing information and guiding students’ positive thinking. From the students’ life experience, set the cognitive conflict, the use of the recent development zone, to guide students to operate, improve students’ awareness of participation, improve students’ classroom participation.