21世纪,随着科学技术的飞速发展,多媒体教学越来越广泛地运用于音乐课堂教学之中,它不仅改变了以往的教学模式,并且使课堂教学更加生动有趣,丰富多彩。唱歌课在中学音乐课中占有相当比重,也是学生喜爱音乐的形式之一。但学生对唱歌的发声、呼吸、共鸣、情感的表达等方面的知识和技巧知道的很少,加之学习任务繁重,学生不可能花费时间对歌唱艺术做深一步的了解,接触也只停留在表面。基于这种状况,教师必须充分 In the 21st century, with the rapid development of science and technology, multimedia teaching is increasingly used in music classroom teaching. It not only changes the previous teaching mode, but also makes the classroom teaching more vivid, interesting and rich. Singing lesson in secondary school music occupies a considerable proportion of music, but also one of the forms of music students love. However, students know little about knowledge and skills of vocal singing, breathing, resonance, and emotional expression. In addition to heavy learning tasks, students can not spend time on deep understanding of singing art, and only stay on the surface . Based on this situation, teachers must be full