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自1993年浙江省开始在全省初中阶段开设综合理科以来,我们温州地区的自然科学教师已度过了近十年的艰难教学历程。中学理科在综合的原则下各分科知识在各年级分别有所侧重,因此学生在各个不同学习阶段中对掌握知识的难易程度是不相同的。本人通过两轮的教学实践,深深体会到第三册的内容是整个初中阶段教学中的一个难点。这一册的期末考试成绩较不理想,大部分学生在学习这一册的内容时感得较困难,个别学生甚至失去学习信心。因此,教师在教学中要
Since 1993, when Zhejiang province began to set up a comprehensive science program in the province’s junior high school, our natural science teachers in Wenzhou have spent nearly a decade of hard teaching. The sciences of secondary schools are focused on each subject in the various grades under the principle of integration. Therefore, the degree of difficulty in mastering knowledge is different among students in different stages of learning. Through two rounds of teaching practice, I deeply realized that the content of the third volume is a difficult point in the entire junior middle school. The final exam results of this book are less than satisfactory. Most students find it difficult to learn the contents of this book. Some students even lose their confidence in learning. Therefore, teachers need to teach