留美博士黄全愈在他的《素质教育在美国》一书中说了这样一个故事。他的美国学生琳达在昆明进行交流时,看到中国孩子画技很高,就出了一个命题“快乐的节日”让孩子们画。结果,她发现孩子们画的都是“圣诞树”。原来墙上画着一棵圣诞树!当琳达把墙上的圣诞树遮盖起来后,孩子们抓耳挠腮,无从下笔。由此,黄博士得出这样一个训练模式:黑板—学生的眼睛—经由学生的手把黑板上的 Huang Chuyu, a doctor in the United States, told such a story in his book Quality Education in the United States. When his American student Linda met in Kunming, he saw a lot of Chinese children drawing skills and made a proposition that “Happy Holidays” let the children draw. As a result, she found that the children painted “Christmas tree.” The original wall painted a Christmas tree! When Linda covered the Christmas tree on the wall up, the children scratching their heads, unable to write. As a result, Dr. Huang came up with a training mode like this: blackboard - student’s eyes - via student’s hand on blackboard