新课的导入教学是课堂教学成功与否的重要环节。导入新课,就是通过各种载体或方法引出所要新授的知识内容,把学生领进新知学习的“大门”。上课伊始,如果教师能生动活泼、引人入胜地导入新课,学生就会兴趣盎然、精神集中地投入新课的学习,如此教学效果将更佳。试想如果每节课都重复着那句单调而乏味的“同学们,今天我们一起来学习……”作为开场白,学生或许会听而不闻,旁若无事。学生在这种涣散和无意识的心理影响下是不可能集中精力把课听好 The introduction of new classes is an important part of the success of classroom teaching. The introduction of a new lesson is to use various kinds of media or methods to elicit the new knowledge content to be taught, and to lead students into the “gateway” of new knowledge learning. At the beginning of class, if teachers can lively and introduce new classes into the resort, students will be interested and concentrated in the new class, so the teaching effect will be better. Imagine if the monotonous and boring “classmates” are repeating each lesson and we learn together today..." As an opening, the students may not hear it and leave it alone. Students are not able to concentrate on listening to the lesson under the psychological influence of this disperse and unconscious