【教学过程】一、知识目标的实现1.创设学生小组活动的行为参与情境(学生对所学知识质疑、解答)(学生自主性学习)(1)给出两个完全相同的卡通人物(魔术师)图片(做游戏),让学生观察,并提出问题:“魔术师去朋友家做客,你知道在家的魔术师和走在路上的魔术师在图形上有什么关系吗?”学生探究并得出结论:能够完全重合。 [Teaching process] 1. The realization of the knowledge goal 1. Create the behavior of the student group activities to participate in the situation (students question and answer the knowledge they have learned) (student autonomy learning) (1) Give two identical cartoon characters (magic (Photos) Make the students observe and ask questions: “The magician went to a friend’s house and you know that there is a relationship between a magician at home and a magician on the road.” And come to the conclusion: can completely overlap.