【教材分析】在小学美术教材中,《会变的花》《会变的叶》《相同纹样排排队》这几课,学生接触到纹样构成和设计的基础知识,掌握了一些简单纹样的绘制方法。在此基础上,由单独纹样的学习入手,本课引入“适合纹样”这一新的图案概念,教师要引导学生准确把握“适合”一词的含义,另外还要从适合纹样的外形、内容、表现手法上 [Textbook Analysis] In primary school art textbooks, “will change the flower,” “will change the leaves,” “the same pattern lined up” these classes, students exposed to the basic knowledge of the design and design patterns, mastered some simple pattern drawing method. On this basis, starting from the study of individual patterns, this lesson introduces a new concept of pattern “suitable pattern ”, teachers should guide students to accurately grasp the meaning of “fit ”, in addition to from the appropriate pattern The appearance, content, performance practices