Unit13 SectionB 2a-2d writing 学生学案2022-2023学年人教版初中英语九年级全册

( Para.2 )Unit 13 Section B Writing Topic: Let’s save the earth! ●Read a passage Nowadays we are faced with all kinds of environmental problems, such as pollution and global warming, which has a direct influence on our health and living environments. Among all these problems, air pollution is the most serious one. As we all know, air pollution does great harm to people’s health. On the one hand, air pollution is a killer which kills about seven million people around the world each year. On the other hand, long-term exposure (长期暴露于) to dirty air can cause some serious diseases such as lung cancer(肺癌). What’s worse, a new study by the World Health Organization shows too much air pollution exposure can affect a person’s abilities in two areas: language and math. It seems that the human beings are being punished by nature in every way. Considering all these bad effects, immediate actions must be taken to reduce air pollution. First, it is strongly suggested by the governm