同课异构,即同一教材的内容由不同教师根据自己的实际、自己的理解,自己备课并上课。由于教师的不同,所备、所授课的结构、风格,所采取的教学方法、手段和策略各有不同,这就构成了不同结构的课。对于这样 Lesson heterogeneous, that is, the content of the same teaching materials by different teachers according to their own reality, their own understanding, their own lesson preparation and class. Due to the difference of teachers, the structures, styles, teaching methods, methods and tactics adopted by the teachers are different, which constitute the different structure of the class. For this