文档介绍：Learning Aims: 1. To develop the students' reading ability by skimming and scanning the passage. 2. To learn about some health problems and how to live a healthy life. 3. To develop students' sense of cooperative learning ( 合作意识). Revision W ords and p hrases : cigarette adolescent addicted accustom withdrawal mental decide on disappointed adj. 上了瘾的,入了迷的 vt. 使****惯于 ,纸烟 adj. 青春期的对...... 作出决定 ;戒毒过程 adj. 失望的;沮丧的 adj. 精神的;智力上的 Singing Healthy Dancing Healthy Playing basketball Healthy Smoking, coughing ( 咳嗽) Unhealthy What do the pictures tell us? Smoking means committing progressive suicide ( 慢性***) 1. How many parts does the reading text consist of ? 2. Who wrote the letter? To whom? 3. Why did he write the letter? James Grandad