科学教材中有一类型的课是让学生根据已有经验,多方搜集资料,通过共同讨论,相互启发,相互交流,相互补充去获取知识。从而培养学生获取信息,分析处理信息以及运用信息解决实际问题的能力,锻炼和提高他们的科学表达能力。《有利于生存的本领》就属于这种类型的课。 There is a type of lesson in science textbooks that allows students to gather information from multiple sources based on their own experience and learn from each other through mutual discussion, mutual inspiration and exchange. In this way, students can acquire the ability to acquire information, analyze and process information, and use information to solve practical problems so as to train and improve their scientific expression ability. “The ability to survive” belongs to this type of class.