变化技能是指教师在教学过程中通过教态的变化、教学媒体的变化以及师生相互作用方式的变化,激发学生学习兴趣,生动有效地传递知识和交流感情,促进学生学习的教学行为方式。注意掌握变化技能,有以下几点作用:1.引起并保 Variational skills refer to teachers’ teaching behaviors that stimulate students’ interest in learning, convey knowledge and exchange feelings and promote students’ learning through the changes of teaching patterns, changes of teaching media and the interaction between teachers and students. Attention to grasp the changing skills, has the following effects: 1.And cause and Paul