设计思路:《修改图形》是苏教版小学信息技术(上册)第十二课的内容,本课主要学习用“橡皮”、“裁剪”、“选定”和“放大镜”等绘图工具来修改图形的方法。修改图形会用到“画图”软件中许多工具,在操作过程中学生必须考虑到整体设计、布局合理等因素,更需要学 Design ideas: “Modify graphics” is the contents of the twelfth lesson of the Information Technology of the Elementary Education in Jiangsu Province (the first volume), the main study of this class with “rubber”, “cut”, “selected” and “ Magnifier ”and other drawing tools to modify the graphics. Modify the graphics will be used “Drawing ” software in many tools, in the operation process, students must take into account the overall design, layout and other factors, but also need to learn