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我校实施导学案教学模式已经三个学期了,自从运用这种模式教学以来,课堂上教师讲的少了,学生说的多了,我发现一个较为普遍的现象,教师上课使用辅助教学手段也比较少了,比如说多媒体。生物教学与其他学科相比较,往往需要跨越时空,把微观的内容直观化,抽象的内容形象化,这就决定了适当地把多媒体应用到生物学教学中,是很有必要的。一、多媒体的优势1.把抽象的东西形象化比如说,在讲授高中生物必修一(苏教版)第三章《物质的跨膜运输》这一节时,虽然在前面已对细
Since the implementation of this mode of instruction, there have been fewer teachers in the classroom and more students have said. I found a more common phenomenon in which teachers use auxiliary teaching methods Also less, such as multimedia. Compared with other disciplines, biology teaching often needs to transcend the time and space, visualizes the micro content and visualizes the abstract content, which determines that it is necessary to appropriately apply the multimedia to the biology teaching. First, the advantages of multimedia 1. To visualize the abstract things For example, in the teaching of high school biology compulsory a (Sujiao Edition) Chapter III “material transmembrane transport” this section, although in front of the fine