新课导入犹如戏剧序幕,导入效果如何直接关系到课堂教学成败,教师利用恰当的引子或精心设计的开场白,会像磁石般紧紧吸引住学生,使尽快进入学习意境。笔者根据近年来教学体会,就初中化学如何导入新课谈谈自己肤浅的几点看法。一、直接导入直接导入,即上课伊始教师开门见山直接点明课题,阐明学习目的、要求,从而进入新课的导入方法。例如在讲述初中化学《氧气》一节时,我开门见山地说:“氧气是同学们非常熟悉的一种物质,一提到氧气,马上就会联想到供 The introduction of the new course is like a prelude to drama. How the introduction effect is directly related to the success or failure of classroom teaching is that teachers, using appropriate introductory or well-designed introductory remarks, will attract students as magnetically so that they can learn as soon as possible. According to the author's teaching experience in recent years, junior high school chemistry how to import a new class to talk about their superficial views. First, the direct import direct import, that is, teachers at the beginning of the class point out the problem directly to clarify the purpose of learning, requirements, and thus into the new lesson into the method. For example, in the ”Oxygen“ section of the junior high school chemistry, I said: ”Oxygen is a very familiar material for classmates. When it comes to oxygen, it is immediately remembered for