实施素质教育的关键，在于教育过程中能否真正唤醒学生的主体意识，调动学生主动学习的积极性。本文以“三角形的认识”一课，谈谈自己的体会。一、明确目标，唤起参与的意识教育的本质在于参与，没有学生的积极参与，任何教育都是不可能产生积极效果的。在课堂教学中要给学生 The key to the implementation of quality education lies in whether the process of education can really arouse students' awareness of the subject and mobilize the enthusiasm of students to take the initiative to learn. In this paper, “a triangle of understanding” a lesson, talk about their own experience. First, a clear goal, to arouse the consciousness of participation The essence of education is participation, without the active participation of students, any education is unlikely to have a positive effect. In the classroom teaching to students