计算机课堂教学的基本环节,一般由三部分组成:导入、中心及结尾。每个环节都应有相应的课堂处理艺术,使整个课堂结构完整、紧凑、和谐、完美。中心环节在于加深知识点中的重点、化解难点、澄清疑点,无庸置疑,该环节是课堂教学的核心。但是,一个良好的开端是成功的一半,一个精要、完善的结尾能起到画龙点睛的作用。笔者在平时的教学中注重导入与结尾的艺术,现 The basic part of computer classroom teaching, generally consists of three parts: import, center and end. Each session should have the appropriate classroom processing arts, the entire classroom structure is complete, compact, harmonious and perfect. Central part is to deepen the knowledge of the point, resolve difficulties, to clarify the doubt, no doubt, the link is the core of classroom teaching. However, a good start is half the success, an essence, a perfect ending can play a finishing touch. The author in the usual teaching focus on the introduction and the end of the art, now