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生物世界是多姿多彩的，传统的生物教学方式中，许多生命现象、生理活动仅仅通过语言、黑板、挂图是无法讲解清楚的，教师常常是作为抽象的概念来解释，学生由于缺乏感性认识而感到枯燥乏味，很难提高学习的积极性。要改变这种状况，就要求我们在教学中改变传统的教学方法和教
The biological world is colorful. In traditional biological teaching methods, many life phenomena and physiological activities cannot be explained clearly only through language, blackboard, and wall charts. Teachers are often explained as abstract concepts. Students lack understanding of emotions. Feeling boring, it is difficult to improve the enthusiasm of learning. To change this situation requires us to change the traditional teaching methods and teaching in teaching.