新《美术课程标准（实验稿）》指出 :感知觉是思维的必然前提。形象思维是一种重要的思维方式。在学校体系中 ,大多数课程都是建立在抽象符号的基础上 ,而美术课程则更多地让学生接触实际事物和具体环境 ,有利于发展学生的感知能力 ,提高学生的综合思维水平。案例（师给每一个 The new “art course standard (experimental draft)” pointed out: sensory perception is the inevitable premise of thinking. Image thinking is an important way of thinking. In the school system, most of the courses are based on abstract symbols. However, the art courses give students more exposure to the actual things and the specific environment, which helps to develop the students 'perception ability and enhance students' comprehensive thinking. Case (division to each one