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学习是一项脑力劳动,过程非常辛苦.学生对知识的掌握由不了解到了解,由掌握得极少到掌握得极多,是很不容易的.所以教师要探索实用的教学方法,帮助学生减轻学习负担,让他们轻松地就可以掌握所学内容.而对比教学,就是一种不错的方法,它可以将多种事物的现象和本质进行比较,然后再经过学生的分析、思考,找出它们的相同点与不同点.对比教学能够开发学生的智力,扩展学生的思维,如把它巧妙地运用到生物教学当中,可以使课堂效率取得事半功倍的效果.
Learning is a mental task, the process is very painful. Students do not understand the mastery of knowledge, mastered very little to master very much, is not easy. So teachers should explore practical teaching methods to help students Reduce the burden of learning, so that they can easily grasp what they have learned. Comparative teaching, is a good way, it can be a variety of things the phenomenon and the essence of comparison, and then after the students analyze, think, find out Their similarities and differences.Comparison teaching can develop students ’intelligence and expand students’ thinking. If it is skillfully applied to biology teaching, it can make the efficiency of the classroom get a multiplier effect.