高中数学新课导入是有效课堂的重要环节,恰似乐曲中的前奏,演讲时的开场白.“良好的开端是成功的一半.”教师在课堂上的成功导入,既能营造轻松愉快的教学氛围,激发学生自主探究的兴趣,启迪智慧、激活情感、诱发思维,又能有效地将学生课前分散的注意力迅速的转移到课堂上,使学生很快进入新课学习的最佳心理状态,为提高课堂教学效率夯实了基础.一、温故知新,自然导入前苏联著名教育学家霍姆林斯基指出:若教师能引导学生 Introduction of high school mathematics new lesson is an important part of effective classroom, just like the prelude to the music, the opening speech. “Good start is half of the success.” The success of teachers in the classroom to import, both to create a relaxed and enjoyable teaching Atmosphere, inspire students to explore their own interests, inspire wisdom, activate emotions, induce thinking, but also effectively disperse the attention of students before class quickly transferred to the classroom, so that students quickly into the best psychology of the new lesson to learn , In order to improve the efficiency of classroom teaching lay a solid foundation.First, warm new knowledge, natural introduction Former Soviet Union well-known pedagogue Hollinski pointed out: If the teacher can guide students