Unit 2 Section B（2a-3c) 课件-2025-2026学年人教版八年级英语下册

该初中英语课件围绕“健康与安全”主题，聚焦词汇（如allergic, tight）、阅读及写作技能。课堂通过2a词缀分类（-less表“无”等）激活词汇基础，2b-2c语境填空巩固词义，3a故事阅读搭建语篇支架，逐步过渡到3c对话与写作任务，形成“词汇-阅读-表达”的递进脉络。 其亮点在于融合语言能力与思维品质培养，如3a通过Mark花生过敏故事引导分析病因、症状，提升逻辑思维，3c对话写作结合生活情境用“建议结构”强化表达。写作任务附评价表，助力学习能力提升。学生能在真实语境中运用语言，教师可依托完整教学链条高效开展教学。

八年级下册英语人教版 第四课时 2a-3c Stay Healthy Stay Healthy Stay Healthy Section B How should we stay safe? Unit 2 Teaching objectives Learn new words and phrases: tight, peanut, nervously, allergic, from now on 1 Discuss ways to stay healthy and safe. 2 Write about how to keep healthy and safe. 3 __________ (without)  __________ (pain) __________  (a person or thing on their own) colour ___________ care ___________ harm ___________ pain ___________ back ___________ head ___________ stomach ___________ tooth ___________ my _________________ our _________________ your _________________ your _________________ it _________________ them _________________ him __________________ her __________________ -less -ache -self/-selves colourless careless painless harmless backache headache stomachache toothache myself ourselves yourself yourselves itself themselves himself herself -self/-selves -less -ache What do these word endings mean? Complete the table with the correct endings. 2a Vocabulary in Use 1. The little boy fell off his chair and cried out in             . (pain, ache) 2. If you don’t wear a mask, you might              the flu. (take, catch) 3. Be careful when you do sport. If you get a(n)                  , you’ll  have to rest for some time. (injury, pain) 4.Tom’s ear             , so the doctor gave him some pills for it.  (suffer, hurt) 5. Lifting those heavy boxes all morning made my arms really             .  (harmful, sore) pain Complete the sentences with the correct words in brackets. 2b catch injury hurt sore Complete the passage with the correct forms of the words in the box. 2c injury X-ray avoid aid throw colour At the hospital, the doctor checked Kelly’s arm carefully. An _________ showed that her right arm was broken. “ You’re lucky that your __________ wasn’t worse, ” said the doctor. “ You’re right, ” Kelly said. “I’ll _________ looking at my phone while crossing the road next time. ” X-ray avoid  injury Look and answer What’s the matter with him? He’s allergic. What is he allergic to? He’s allergic to seafood, walnuts and eggs. 3a Read the short story. Retell what happened to a partner. One Saturday, Julie invited Mark and Lucy to her house for lunch. Her parents weren't home, so they had it all to themselves. They ordered pizza, salad, and juice. But in the middle of the meal, Mark started to feel strange. His face felt warm, and his throat felt tight. "Were there any peanuts in our food?" he asked nervously. "I think I tasted peanuts in the salad," said Julie. "What's the matter?" "Oh no, I'm allergic to peanuts!" Mark cried. His friends jumped into action and took him to the hospital at once. At the hospital, Mark's friends told Dr Cooper what happened, and she gave Mark some medicine right away. When Mark felt better, the doctor asked him some questions and gave him some advice. "I'll take better care of myself from now on," Mark promised. It was a day he would never forget. Mark is allergic to _______. When he ate the salad with peanuts, his face felt ______ and his throat felt _____. His friends took him to the hospital, and the doctor gave him some _________. peanuts warm tight medicine 3b Dr Cooper Mark What happened just now? ate something at my friend’s place; felt strange Do you know what you are allergic to? When did you start to feet sick? How much salad did you eat? What happened after you ate the salad? You should always check the ingredients of anything you eat or drink. Yes, peanuts. About fifteen minutes after we started eating. About half a bowl. My face felt warm, my throat felt tight. OK. I’ll be more careful from now on. Read Dr Cooper’s questions and advice for Mark. Imagine how Mark responded. Make notes. Some details about the body problems: causes（病因）, symptoms(症状) Advice for Mark: You should/can/could/might … You’d better … Remember to … Avoid … I think/ In my opinion … 3c Use your notes in 3b to write a conversation between Dr Cooper and Mark. Mark: Thank you, Dr Cooper. I feel much better now. Dr Cooper: That's good. What happened just now? Mark: Well, I ate something at my friend's place, and then I started to feel strange. Dr Cooper: Do you know what you were allergic to? Mark: Yes, I... __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Dr Cooper: When did you start to feel sick? Mark: In the middle of the meal. I’m allergic to peanuts. Dr Cooper: How much salad did you eat? Mark: I ate a small bowl of it. Dr Cooper: What happened after you ate the salad? Mark: My face felt warm, my throat got tight, and I felt really strange. 3c Use your notes in 3b to write a conversation between Dr Cooper and Mark. __________________________________________________________________ __________________________________________________________________ Dr Cooper: You should check the ingredients of anything you eat or drink. Mark: You’re right. I’ll be more careful from now on. What do you think of this dialogue? How can we make this dialogue better? simple Q&A no daily expressions add some expressions and details 3c Use your notes in 3b to write a conversation between Dr Cooper and Mark. Mark: Thank you, Dr Cooper. I feel much better now. Dr Cooper: That's good. What happened just now? Mark: Well, I ate something at my friend's place, and then I started to feel strange. Dr Cooper: Do you know what you were allergic to? Mark: Yes, I... __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Dr Cooper: When did you start to feel sick? Mark: In the middle of the meal. I didn’t feel well all of a sudden. I’m allergic to peanuts. Dr Cooper: Alright. How much salad did you eat? Mark: I ate a small bowl of it. And then the uncomfortable feeling came. Dr Cooper: Oh, I see. What happened after you ate the salad? Mark: My face felt warm, my throat got tight, and I felt really strange. 3c Use your notes in 3b to write a conversation between Dr Cooper and Mark. __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Dr Cooper: That’s terrible. You should check the ingredients of anything you eat or drink. Mark: You’re right. I’ll be more careful from now on. Dr Cooper: Take good care of yourself. What other advice do you know to deal with food allergy? 内容包括： 假如你是李华，你的笔友Frank来信说他最近忽略了身体健康，总是感冒。请你根据以下提示，用英语给Frank写一封回信，告诉他保持健康的好方法。 1.花费过多时间上网； 2.过多地摄入糖与肉类。 1.坚持锻炼； 2.拥有好的饮食习惯； 3.保持心情愉悦。 人称：主要用第一和第二人称 时态：一般现在时为主 文体：说明文 How to write this passage? What’s in each paragraph? body ending beginning I’m sorry to hear that you have a cold easily. 1.坚持锻炼 2.拥有好的饮食习惯 3.保持心情愉悦 keep on exercise take up some good eating habits keep happy every day 1.花费过多时间上网 2.过多地摄入糖与 肉类 spend too much time using the internet eat too much sweet food or meat I hope you will feel better soon. Good sayings 1. Safety is no accident. 安全绝非偶然。 2. Early to bed, early to rise! 早睡早起！ 3. Good medicine tastes bitter. 良药苦口。 Dear Frank, I’m sorry to hear that you have a cold easily. There are many ways to keep healthy. First, you should keep on exercise every day. And you should take up some good eating habits. What’s more, it’s important to keep happy every day. However, you shouldn’t spend too much time using the internet, and you shouldn’t eat too many sweet foods or too much meat either. I hope you will feel better soon. Yours, Li Hua Evaluation Form 评价表 Items 评价项目 Standard Scores 标准分值 Scores 得分 Format 格式 1 Person 人称 2 Simple present tense 一般现在时为主 2 Content 内容 1. What 2.How 3. When/How often 4. Where 5.Why 8 Hand-writing 书写 2 语法或单词拼写错误酌情扣分 Total 总分 15 catch fire, themselves, fry, turn on, stove, happily, no way, burn, on fire, flame, panic, onto, throw, roll, quick, be about to, stop short, aid, first aid, extinguisher, eat out, tonight, sadly, smoke, luckily, badly, harm, pill, harmful, hit, shock, bleed, check Summary : words and phrases 1. 吃了那块蛋糕后，他开始感觉不舒服。 After eating that cake, he ____________ ______ ______ sick. 2. 我对猫毛过敏，所以不能摸小猫。 I _____ _________ _____ cat fur, so I can’t touch the kitten. 3. 莉萨吃完海鲜后喉咙发紧，得马上去看医生。 After eating seafood, Lisa’s throat ____________ ______, so she had to see a doctor right away. 4. 当弟弟受伤时，姐姐立刻送他去了医院。 When her younger brother got hurt, the elder sister ______ ______ _____ _____ _________ at once. started / felt to feel 根据要求完成句子 am allergic to got / became tight took him to the hospital Homework 1. Listen and read the story in 3a. 2. Try to write a story about health incident(健康 事故)with your partner. 3. Write a doctor-patient conversation. null 62849.332 $