新课的导入在每节课中虽仅占几分钟,但所起的作用却很大,因为它是教学过程的重要环节。生物教学中的导入如同戏曲的“引子”、电视剧的“序幕”一样,起着酝酿情绪,提示内容,承上启下,把观众带入情境之中的作用。新课的导入方法,主要是从生物教学的具体内容和学生的实际出发,并根据教师对教材的处理方法而定。常见的方法主要有以下几种。1.提问导入。教师在上课前,通过提问或设问,联系与本节教学有关的旧知识,而导入新课的方法。提问导入要求教师在确立问题时,要紧密联系授课 Although the introduction of the new lesson takes only a few minutes in each lesson, it plays a very important role because it is an important part of the teaching process. The introduction into biology teaching plays the role of brewing emotions, prompting contents, connecting people and bringing the audience into context, like the introduction of operas and the prelude to drama. The introduction of new courses, mainly from the specific content of biological teaching and students’ actual conditions, and according to the teaching methods of teaching materials. There are several common methods. 1. Question import. Teachers before class, by questioning or asking questions, contact with the teaching of this section of the old knowledge, and the introduction of the new class method. Question Import Requirements Teachers in the establishment of the problem, we must closely contact teaching