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一、创设问题情境,引入新课从学生感兴趣的实际问题出发,激发学生学习数学的兴趣。1.温度剧烈变化可导致SARS集中高发。气象对非典流行究竟有什么影响?今年秋冬SARS是否会卷土重来?上海市城市环境气象研究中心和复旦大学公共卫生学院自2003年5月以来就“气象因素对SARS暴发和流
First, create problem situations and introduce new classes to start from the practical problems that students are interested in and stimulate students’ interest in learning mathematics. 1. Severe changes in temperature can cause high concentrations of SARS. What is the impact of weather on the epidemic of SARS? Will SARS come back in autumn and winter this year? The Shanghai Municipal Center for Environmental and Meteorological Research and the School of Public Health of Fudan University have since May 2003 “Meteorological factors on SARS outbreaks and outbreaks