所谓课堂教学效率,是指有效教学时间与实际教学时间之比,比值越大课堂教学效率就越高,反之亦然。更有专家将有效性课堂教学效率量为:课堂教学效率=有效教学时间/实际教学时间×100﹪。课堂教学的有效性不是单指学生的学习,也不是单指教师的教学,它贯穿于课前导入、教材使用、教学方式、学生的学习方式、教学内容呈现、对学生的评价、师生关系、作业布置系等各个方面。1.有效的导入是成功课堂教学的保障。导入是思维 The so-called classroom teaching efficiency, refers to the effective teaching time and the actual teaching time ratio, the greater the ratio of classroom teaching efficiency is higher, and vice versa. More experts will be effective classroom teaching efficiency volume: classroom teaching efficiency = effective teaching time / actual teaching time × 100%. The effectiveness of classroom teaching is not only refers to the student’s learning, nor is it referring to a single teacher’s teaching, which runs through the pre-class import, teaching materials, teaching methods, student learning, teaching content, student evaluation, teacher-student relationship , Layout and other aspects of homework. 1. Effective introduction is the guarantee of successful classroom teaching. Import is thinking