“向40分钟要质量”一直是课堂教学改革的主要课题之一。特别在边疆民族地区,由于受地域闭塞、民族语言、传统观念等因素的影响,按课标要求提高课堂40分钟教学质量的难度要比其他地区更大些。因此,教师要根据学生的学情,科学的设计特色性的教学环节,使教学各个环节衔接自如,富有科学性和艺术性,让学生在充满好奇的艺术环境里学习,在学习 “To 40 minutes to quality ” has been one of the main topics of classroom teaching reform. Especially in border ethnic areas, due to geographical occlusion, ethnic languages, traditional concepts and other factors, it is more difficult to improve the teaching quality of 40-minute class than the other regions according to the requirements of the course standard. Therefore, according to the students’ learning conditions, the scientific design features of the teaching links, so that all aspects of teaching convergence, scientific and artistic, so that students in a curious arts environment to learn in learning