人人都具有较强的表现欲望,但在这种欲望发展初期,若不能科学地培养,就会很快丧失发展的空间,丧失表现自我、展示自我的欲望。展示是继学生自主预习、小组合作交流后的又一个重要学习环节,中学生展示能力的培养是提高学习效率的一个重要措施, Everyone has a strong desire for performance. However, in the early stages of the development of such desire, if it cannot be cultivated scientifically, it will quickly lose its space for development and lose the desire to express itself and show itself. The demonstration is another important learning step following the student’s self-preparatory study and group cooperation. The cultivation of middle school students’ display ability is an important measure to improve the learning efficiency.