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根据学生认知规律,教师合理调整教学环节,认真推敲环节间的过渡,并精心设计层层递进的问题串引导学生思考、分析,最终得出结论。同时,通过引入具体实例,促进学生理解科学、技术、社会与环境的关系,养成与自然界和谐相处的生活态度,提高可持续发展意识,增强社会责任感。
According to the law of cognition of students, the teacher adjusts the teaching links reasonably, conscientiously makes the transition between the links, and carefully designs the strings of questions that are gradual and progressive to guide the students to think and analyze, and finally draw the conclusion. At the same time, through the introduction of specific examples, students are encouraged to understand the relationship between science, technology, society and the environment, develop a living attitude of harmony with nature, enhance their awareness of sustainable development and enhance their sense of social responsibility.