一、设置教学情境,把抽象的知识转化为直观的形象在传统生物教学中,教师一般都采取按照教学大纲按部就班进行知识传授的方法,学生在整个学习过程中,一直处于被动的接受地位,这是导致学生死记硬背式学习方法的直接原因。由于学生对教师所讲解的内容一知半解,对所学知识的认识只停留在教师的描述阶段,因而对学生自主学习能力的发挥造成极大障碍。教师在教学过程中,有效引入具体的问题情境, First, set the teaching situation, the abstract knowledge into an intuitive image In the traditional biological teaching, teachers generally follow the syllabus step by step to teach knowledge, students throughout the learning process, has been in a passive position, which Is the direct cause of the student’s rote learning method. Because students have a poor understanding of the content of the teacher, the knowledge of the knowledge only stays in the teacher’s description stage, which greatly hinder the students’ ability to learn independently. Teachers in the teaching process, the effective introduction of specific problem situations,