从现代教育的发展要求来看,学校教育既要立足于传授知识,更应着眼于开发智力,培养能力。学生是学习的主体,他们应在轻松愉快的环境中生动活泼、主动地学习知识,提高能力,接受多方面的教育。要达到这样的目的,必须改变单一的课堂教学形式,辅以第二课堂 From the requirements of the development of modern education, school education should not only base on imparting knowledge, but also focus on the development of intelligence and ability development. Students are the main body of study. They should lively and vividly in a relaxed and happy environment, take the initiative to learn knowledge, improve their abilities and receive a wide range of education. To achieve this goal, we must change the single form of classroom teaching, supplemented by the second classroom