Unit 8 Lesson 4 公开课课件 2025-2026学年八年级英语下册新教材冀教版

该初中英语课件围绕台风、洪水、野火三种自然灾害，系统覆盖成因、危害及安全措施等核心知识点。课堂导入以“勇敢需技能”过渡，通过任务链（场景识别→风险研判→生存实践）搭建学习支架，从小组选场景、解释特征，到分析成因、描述危害，再到列举应对措施，逐步引导学生构建知识体系。 其亮点在于以任务驱动的小组合作提升语言能力，结构化写作模板（填空式框架）培养思维品质，结合展示评价（书写、站姿等）和拓展任务（演讲稿、征文）增强学习能力。例如Task 5要求结合教材资料完成安全措施书写，既巩固语言输出又锻炼逻辑梳理。学生能提升综合语言运用与问题解决能力，教师可依托清晰流程实现高效教学。

Hello, everyone. My name is Song Hua. Nice to meet you. In fact, we have met many times in your English books. Ms. Liu once asked us, “If you could invent something, what would it be?” Do you remember my answer? That’s true! I would invent a time machine to travel to different periods in history. And now I’ve made it. With it, we can do many things, especially, we can save many people in danger. Do you want to join us? Excellent! You are so brave and warm-hearted! But many natural disasters are dangerous. Being brave alone is not enough. So in today’s English lesson, I’ll give you some tasks. The best group can get the pass card to join us. Lesson 4 Natural disasters are dangerous! To get the pass card, you will need to: 场景识别 talk about typhoons, floods and wildfires and know the causes. 风险研判 describe the dangers and impacts of the three natural disasters. 生存实践 list actions to stay safe during these disasters and finish the related writing. Are you ready? Let’s start! Scene 1—typhoons Scene 2—floods Scene 3—wildfires Task 1: Each group has six members. Two students form a pair to pick a scene. Then finish the writing. We are_____and_____ in Group ___. We pick Scene __ ——_________. Scene 1—typhoons Scene 2—floods Scene 3—wildfires Task 2: Explain the scene you pick. (What is this natural disaster? What is it like?) We are_____and_____ in Group ___. We pick Scene __ ——_________. They are_____________(explanation). Scene 1—typhoons Scene 2—floods Scene 3—wildfires We are_____and_____ in Group ___. We pick Scene 1 — typhoons. They are strong storms with powerful winds. They usually occur in the Western North Pacific. We are_____and_____ in Group ___. We pick Scene 2 — floods. They are large amounts of water covering an area. We are_____and_____ in Group ___. We pick Scene 3 — wildfires. They are big, out-of-control fires. They happen in natural places like forests and grasslands. Scene 1—typhoons Scene 2—floods Scene 3—wildfires Task 3: Talk about the cause of the disasters. (What causes it?/ Why will it happen?) We are_____and_____ in Group ___. We pick Scene __ ——_________. They are_____________(explanation). ________________________ (cause). Scene 1—typhoons Scene 2—floods Scene 3—wildfires Typhoons are strong storms with powerful winds. They usually occur in the Western North Pacific. Typhoons form when warm water from the ocean meets certain wind patterns. Floods are large amounts of water covering an area. They happen when there’s too much rain or when rivers overflow. Wildfires are big, out-of-control fires. They happen in natural places like forests and grasslands. They are caused by human activity, lightning, etc. Scene 1—typhoons Scene 2—floods Scene 3—wildfires Task 4: Describe the damages. (What are their dangers?) We are_____and_____ in Group ___. We pick Scene __ ——_________. They are_____________(explanation). _________________________(cause). _______________________(damage). Scene 1—typhoons Scene 2—floods Scene 3—wildfires Typhoons are strong storms with powerful winds. They usually occur in the Western North Pacific. Typhoons form when warm water from the ocean meets certain wind patterns. They can be very dangerous and cause a lot of damage. During a typhoon, wind speeds can reach up to 252 kilometres per hour or even higher.They can make trees fall, damage buildings, and cause floods. Floods are large amounts of water covering an area. They happen when there’s too much rain or when rivers overflow. Floods can hurt a lot of people and destroy farms, buildings, and roads. Wildfires are big, out-of-control fires. They happen in natural places like forests and grasslands. They are caused by human activity, lightning, etc. They can badly hurt animals, plants, and the environment. They are also dangerous to people living nearby. Scene 1—typhoons Scene 2—floods Scene 3—wildfires Task 5: List ways to stay safe during them. (How should you respond if they happen nearby? / What should you do to stay safe?) We are_____and_____ in Group ___. We pick Scene __ ——_________. They are_____________(explanation). _________________________(cause). _______________________(damage). ______________________(response). You can refer to Part 3 on Page 107 ＆ the dialogues on Page 100. Well done! I think you must have learned a lot during these tasks. Now let's check your answers and award the pass cards. Show time: We are_____and____ in Group ___. We pick Scene __ ——_________. They are__________________(explanation). ____________________________(cause). ___________________________(damage) .________________________(response). …(自己补充想法和感受) If you want more points, remember to 1. write clearly (书写清楚工整) 2. stand straight (站姿挺直) 3. read aloud (朗读大声) 4. add your own ideas and feelings (加一些自己的感受) OK. Now let's check your answers and award the pass cards. 1. Write clearly (书写清楚工整); 2. Stand straight (站姿挺直); 3. Read aloud (朗读大声)； 4. Add your own ideas and feelings (加一些自己的感受). I’m proud of you. Natural disasters are powerful and dangerous. It’s important to be prepared and know more about them. By doing so, we can not only take care of ourselves, but also help others in need. I think all of you did a good job. You can get the pass cards now. Now follow me and let’s see more possible tasks in the future. (in your paper) One possible task: 每年5月12日是国家防灾减灾日，今年学校活动之一是请同学们写一份主题为“Protect ourselves during the disasters”的演讲稿。 内容要点：1. 常见自然灾害台风、洪水、山林大火等会带来哪些破坏；2. 灾害来临之前我们该做哪些准备；3. 灾害发生时的自救办法。字数80词左右，行文连贯，条理清晰。不出现真实姓名、校名。 One possible task: 校英文报社正在举办以“Natural disasters and self-protection”为题的征文活动，请你写一篇短文。内容要点：1. 台风、洪水、山林大火等自然灾害的危害；2. 日常可以学习哪些防灾知识；灾害发生时的自救办法。字数80词左右，行文连贯，条理清晰。不出现真实姓名、校名。 One possible task: 假设你的外国笔友Tom 来信，想了解中国常见的自然灾害以及我们的防灾方法，请你给他写一封回信。内容要点：1.国内常见自然灾害；2. 灾害可能带来的损失；3. 简单介绍防灾和自救技巧。字数80词左右，行文连贯，条理清晰。不出现真实姓名、校名。 Now choose one possible task and get your extra points. At the end of the class, I’d like to say that PLA soldiers are the loveliest people in our country. Firefighters and other rescuers always move our hearts. However, their lives are just as valuable as ours. Therefore, it is every citizen’s duty to master basic disaster survival skills. Homework: Must-do: ★ Finish your writing; ★ Search for more information about other natural disasters, like droughts and earthquakes. Choose-to-do: ★ Share the knowledge in your writing with your family members; ★ Make a poster to let more people know about the natural disasters. $