Unit 1 Lesson 4 导学案 2024-2025学年冀教版九年级英语全册

冀教版九年级英语 Unit 1 lesson 4 导学案 一、学习目标 1. 掌握与吸烟危害相关的词汇和短语。 2. 理解情态动词 should 的用法并能够正确运用。 3. 了解吸烟的危害，树立远离香烟的意识。 二、学习重难点 1. 重点词汇和短语： habit 习惯 disease 疾病 lung 肺 pollute 污染 environment 环境 second-hand smoke 二手烟 risk 风险 encourage 鼓励 form 形成 2. 重点句型： Smoking is bad for your health. It can cause diseases of the heart and lungs. Whenever someone offers you a cigarette, you should always say no. 3. 难点： 理解并正确运用情态动词 should 给出建议。 三、知识梳理 1. Harmful effects of smoking Smoking is bad for your health. It can cause diseases of the heart and lungs. Smoking pollutes the environment. Second-hand smoke is harmful to people who don't smoke. 2. Advice to stay away from cigarettes Never touch cigarettes. When somebody talks about smoking, change the topic. Encourage your family members to stop smoking. Eat more fruits and vegetables. Do more exercise. Form good habits. 3. 情态动词 should 的用法 should 表示“应该；应当”，用来提出建议或表达义务、责任。 例如：You should go to bed early. （表示建议） We should obey the traffic rules. （表示责任） 四、课堂练习 1. Fill in the chart with the information from the lesson. Harmful effects of smoking Advice to stay away from cigarettes Smoking is bad for your health Never touch cigarettes. It can cause diseases of the heart and lungs. When somebody talks about smoking, change the topic. Smoking pollutes the environment. Encourage your family members to stop smoking. Second-hand smoke is harmful to people who don't smoke. Eat more fruits and vegetables. Do more exercise. Form good habits. 2. Read the following sentences and pay attention to the modal verb should. Then give advice for each problem using should. I have a very bad toothache! You should go to see a dentist. My new bicycle was stolen. You should report it to the police. My bedroom is a mess. You should tidy it up. My computer is broken. I can't work without it. You should have it repaired. I was late for school this morning, and my teacher was angry with me. You should get up earlier and leave home in time. 五、课后拓展 1. 搜索更多关于吸烟危害的资料，并用英语记录下来。 2. 用英语写一篇短文，谈谈自己对吸烟的看法以及如何帮助身边的人戒烟。 学科网（北京）股份有限公司 $$