精彩的课堂都有一个精彩的引入,一节成功的课必然有一个好的开端。教师在课堂上巧妙的引入,把学生的学习兴趣调动起来,使学生在整节课中思维处于高度积极的状态,学习效率肯定很高。课堂引入的方法很多,但是不能千篇一律,要根据不同的教学内容选择恰当的引入方法。依据引入的原则,采用恰当的方式进行,进一步提高化学课堂教学的效率,从而达到新课程理念下的三维教学目标要求,培养学生的学习兴趣、探究能力、自主意识和创新精神。一、故事引入,设置悬念,增强好奇心 Wonderful class has a wonderful introduction, a successful class must have a good start. Teachers ingeniously introduced in the classroom to mobilize the students interest in learning so that students in the whole class thinking in a highly positive state, the learning efficiency is certainly high. The introduction of the classroom a lot of ways, but can not be stereotyped, according to the different teaching content to choose the appropriate method of introduction. According to the principle of introduction, the appropriate way should be adopted to further improve the efficiency of chemistry classroom teaching so as to meet the requirements of the three-dimensional teaching objectives under the new curriculum concept and to cultivate students’ interest in learning, exploring ability, self-awareness and innovative spirit. First, the introduction of the story, set suspense, enhance curiosity