一、巧借“音画”凝神静气,注重“声色”引发讨论,高效导入导入具有创设情境、酝酿情绪、点明主题、引导思路的重要作用。设计得是否新颖直观、别致形象、激情引趣,直接影响课堂结构的优化和课堂效率的提高。引情入胜的导入对学习欲望不甚强烈的职高学生尤为重要。教师应在了解学生的个性和兴趣的基础 First, clever borrowing “” “Quietness”, “” sound "lead to discussion, efficient import and export with the creation of the situation, brewing emotions, point out the theme, guide the important role of train of thought. Designed to be new and intuitive, unique image, passion and interest, a direct impact on the optimization of classroom structure and classroom efficiency. Learner’s introduction is particularly important for vocational students who are less likely to learn. Teachers should be aware of the students’ personality and interests