课堂教学的“前设计”是预设的,就如同演奏家的乐谱、建筑师笔下的图纸,它既能真实反映一个教师的教学才能与艺术,在很大程度上也能决定着课堂教学的效率。教师欲上好课和提高课堂教学效率,做 Classroom teaching “pre-design ” is the default, just as the musician of the performer, the drawings of the architect, it can truly reflect a teacher’s teaching ability and art, to a large extent can also determine the class Teaching efficiency. Teachers want to make a good lesson and improve the efficiency of classroom teaching