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

Unit2 Stay Healthy Section B How should we stay healthy? (3a-3c Section B 单元话题写作 1 Presentation 2.阅读短文，提取故事关键信息（事件起因、经过、结果），梳理 “复述事件” 类文本的核心要素。 3.基于文本内容和表格提示，完成医生与 Mark 的对话补全，内化 “问答式对话” 的语言逻辑与结构，为复述和创编对话做准备。 4.通过创编医患对话并交流分享，增强对事件的叙述能力，学会清晰描述意外事件的细节，提升用英语进行情景交际的能力。 1. Master key words: check, tight, peanut, nervously, allergic, from now on Lesson Objectives: In this lesson, we will be able to: 2 Presentation Look and say Pre-reading What’s wrong with him? He is to . allergic peanuts /əˈlɜːdʒɪk/ adj. 过敏的 /ˈpiːnʌt/ adj. 花生 What happens to him? His face feels warm, and his throat feels . tight /taɪt/ adj. 疼痛的；紧的 What should we do if we are allergic? Let’s read a story about a boy who experienced allergy and learn from him. 3 Presentation Read and say Fast-reading Read the story quickly and answer the questions. 1.How many paragraphs are there? 2. What kind of passage is it? A.Narration(记叙文） B.Exposition(说明文) 3. How many parts can we divide? 3 4 5 6 1 2 Six. Three. Part 1 Before the meal Part 2 During the meal Part 3 After the meal 4 Presentation Answer and fill Careful-reading Read the beginning part, first answer the questions, then fill in the blanks. Before the meal 1. Who are the Characters? 2. When and where did the story happen? Julie, Mark and Lucy. On Saturday. At Julie’s house. Beginning Reading tip: Story Mountain can help you understand the text better. Characters Time Event Julie, Mark and Lucy One Saturday Julie Mark and Lucy to her house for _____. They order _______ _____ . invited lunch pizza, salad, and juice 5 Presentation Read and fill Careful-reading Read the middle part and fill in the blanks. Climax Beginning in the middle of the meal Mark started to feel . strange His felt . His . felt . warm face throat tight He was to . allergic peanuts Climax His friends and took him to the hospital . jumped into action at once 6 Presentation Read and fill Careful-reading Read the middle part and fill in the blanks. After the meal Beginning Climax Ending 1.What did Dr Cooper do right after Mark’s friends told her what happened? A. She asked Mark some questions B. She gave Mark some medicine C. She gave Mark some advice D. She let Mark’s friends leave 2.What did Mark promise to do after he felt better? A. He would never go to the hospital again B. He would forget this terrible day C. He would take better care of himself D. He would thank his friends for help 7 Think further What do you think of Mark's friends' action? Why? It was great and responsible. They jumped into action quickly and took Mark to the hospital at once. This was very important because it keep Mark away from danger. Besides peanuts, what other common foods might cause allergies? Common allergenic foods include eggs, milk, fish, nuts, wheat, and some fruits like mangoes. carry allergy medicine with you （补充）… avoid foods we're allergic to tell others about your allergy check the ingredients How can we stay safe from food allergies when eating with friends? learn some knowledge about food allergy in advance Dr Cooper Mark What happened just now? Do you know what you are allergic to? When did you start to feel sick? How much salad did you eat? What happened after you ate the salad? You should check the ingredients of anything you eat or drink. 了解事件 Look at the doctor’s questions in the table below and discuss: "Why does the doctor ask these questions?" 确定病因 判断反应速度 评估严重程度 了解处理过程 给出预防措施 2.时态：故事是过去时叙述，对话中Mark的回答也应用过去时。 1.人称转换：故事是第三人称（Mark felt...），对话需转为第一人称（I felt...）。 3.推测：如“How much salad?”故事未写明，根据上下文合理猜测。 How to reply from Tom's perspective? Presentation 3b Read Dr Cooper's questions and advice for Mark. Imagine how Mark responded. Make notes. Read and respone In the middle of the meal my face felt warm and my throat felt tight Yes, I'm allergic to peanuts. I ate a little salad. Thank you, Doctor. I’ll remember to check the ingredients from now on. Pre-writing take better care of myself 10 Presentation Look and write While writing 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 .. 11 Presentation Look and write While writing 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'm allergic to peanuts. I think there were peanuts in the salad I ate. Dr Cooper: When did you start to feel sick? Mark : In the middle of the meal, about 10 minutes after I ate the salad. Dr Cooper: How much salad did you eat? Mark : I didn't eat too much, only a small bowl of it. Dr Cooper: What happened after you ate the salad? Mark : Soon after eating it, I began to feel uncomfortable. My face felt warm, and my throat felt tight. Dr Cooper: You should check the ingredients of anything you eat or drink. Mark : I will. I'll be more careful from now on. I promise to take better care of myself. 12 Presentation Look and say Summary Let’s summary what we have learned. before the meal Part. 1 reactions+ measures Part. 2 reactions face-warm;throat-tight measures jump into actions took...to hospital took some medicine Part. 3 take a better care of time characters event after the meal reactions /riˈækʃnz/ n.（名词）反应；回应（reaction 的复数）（生理）过敏反应；不良反应（化学）化学反应 （物理）反作用力 13 典例探究1 假设你是李华，最近有许多人感染了甲型流感病毒（influenza A virus）。请你根据以下表格中的提示，以“How to prevent the influenza A virus”为题，谈谈我们应该怎样预防甲型流感病毒。 How to prevent the influenza A virus wash our hands often do some sports, such as… wear masks eat healthy food and drink more water 体裁:_____________ 人称:_____________ 时态:_____________ 说明文 第一、二人称 一般现在时 要求： 1.参考提示内容，可适当发挥； 2.语句通顺，意思连贯，书写工整； 3词数不少于80。 /ˌɪnfluˈenzə/ 谋篇布局 如何健康防护 第一段：开篇点题，强调健康防护的重要性 第二段：介绍具体的防护步骤 第三段：总结文章，结尾扣题 1. It’s important for us to take steps to stay healthy and prevent the virus. 2. We need to protect ourselves to stop the influenza A virus. 3. It’s necessary for us to learn how to keep away from the virus. 谋篇布局 如何健康防护 第一段：开篇点题，强调健康防护的重要性 第二段：介绍具体的防护步骤 第三段：总结文章，结尾扣题 1. 洗手 (Wash hands) - First, we should keep our hands clean. - Wash them often with soap, especially before eating and after touching public things. - This can help us keep germs away. 2. 戴口罩 (Wear masks) - Second, we need to wear masks in crowded or busy places. - Masks are useful and they can stop the virus from spreading. - It’s a good way to protect ourselves and others. 3. 运动 (Do sports) - Also, we should do sports regularly to make our bodies strong. - We can run, play basketball or swim, such as running twice a week. - Doing exercise helps us fight against the virus. 4. 饮食 (Eat & drink) - Besides, eating healthy food and drinking more water are important. - We can eat more fruit and vegetables instead of junk food. - Good eating habits can keep us healthy. 谋篇布局 如何健康防护 第一段：开篇点题，强调健康防护的重要性 第二段：介绍具体的防护步骤 第三段：总结文章，结尾扣题 1. In short, small habits make a big difference. 2. If we follow these tips, we can keep away from the virus. 3. These healthy habits can protect us and others from the influenza A virus. 4.  Let’s try our best to stay healthy and fight against the virus. Try to polish your sentence little by little. → 第一步：加数量词 → A few bites. → 第二步：加估测词 → Maybe three or four bites. → 第三步：完整句 → I ate about three or four bites. → 第四步：加情境 → I only ate about three or four bites when I felt strange. Mark: A little. Try to polish your sentence little by little. 原句： "I ate salad at my friend's house." 1. Add Time Information: During our lunch break, I ate salad at my friend's house. 2.Add Detail Information: I ate some salad with vegetables and peanuts at my friend's house. Sample How to prevent the influenza A virus Many people have the influenza A virus these days. What should we do to prevent it? It's important for us to take steps to stay healthy. First, keep hands clean. Wash them often with soap, especially before eating and after touching public things. Second, wear masks in busy places. They can help stop the virus from spreading. Also, do sports regularly, like walking or playing basketball, to make our bodies strong. Eating healthy food like fruits and vegetables, and drinking more water are good too. Try not to stay close to people who are sick, and avoid crowded places when possible. In short, small habits make a big difference. Following these tips can protect us and others. Let's take care of ourselves and stay away from the virus. Health is not everything, but you have nothing without it. Presentation Read the short story once more and fill in the blanks. One Saturday, Julie Mark and Lucy to her house for lunch. Her parents weren't home, so they had it all to themselves. They pizza, salad, and juice. But the meal. Mark started to feel . His face felt warm, and his throat felt . “Were there any peanuts in our food?” he asked . “I think I tasted peanuts in the salad,” said Julie. “ ?” “Oh no, I'm to peanuts!” Mark cried. His friends and took him to the hospital . At the hospital, Mark's friends told Dr Cooper what happened, and she gave Mark some right away. When Mark felt better, the doctor asked him some questions and . “I'll take better care of myself ,” Mark promised. It was a day he would never forget. invited ordered in the middle of strange tight nervously What's the matter allergic jumped into action at once. medicine gave him some advice from now on 邀请invite sb to sth 邀请某人参加（活动、聚会等） 订购 在..中间；一半 奇怪的；不舒服 紧的 紧张不安地 怎么啦 过敏的 立刻行动起来 立刻 药 给了他一些建议 从现在开始 开始感觉不舒服/不对劲 be allergic to …对…过敏  take sb. to the hospital 带某人去医院 立刻，马上(right away) 他们可以独自享用（食物/空间） 用餐到一半时 感觉好些了 ask sb. some questions 问某人一些问题 take better care of oneself 更好地照顾自己 a day sb. would never forget 某人永远不会忘记的一天 give sb. some medicine 给某人开些药 / 给某人服药 22 Language points invite sb to+地点名词 邀请某人去某地 invite sb to do sth 邀请某人做某事 invite => invitation n. One Saturday, Julie invited Mark and Lucy to her house for lunch. My friend invited me to his hometown. 我的朋友邀请我去他的家乡。 Our school will invite a scientist to give us a speech. 我们学校将邀请一位科学家给我们做演讲。 Let's learn and take notes. tight /taɪt/ adj. 疼痛的；憋气的；紧的；牢固的 词 讲 练 His chest felt tight and he couldn't breathe.（他胸口发闷，喘不过气来。） The lid is too tight; I can't open it. （盖子太紧了，我打不开。） She held the rope tightly to keep balance.（她紧紧抓住绳子保持平衡。） 例 填空：When he heard the bad news, his throat felt ______ and he couldn't speak. 翻译：这双袜子太紧了，我不喜欢穿。 tight These socks are too tight; I don't like wearing them. 形容身体感觉：（胸口/喉咙）发紧、憋气 形容物体： 紧的、牢固的 词性转换：副词：tightly（紧紧地） Let's learn and take notes. nervously /ˈnɜːvəsli/ adv. 紧张不安地 词 讲 练 Mark asked nervously, "Were there peanuts in the food?“ （马克紧张地问：“食物里有花生吗？”） She smiled nervously before her speech.（她在演讲前紧张地笑了笑。） I always feel nervous before a job interview.（面试前我总是很紧张。） 例 填空：The little boy looked around ________ (nervous) when he got lost. 翻译：她紧张地等待着医生的诊断结果。 nervously She waited nervously for the doctor’s result. nervously =>形容词：nervous（紧张的） 名词：nervousness（紧张） 搭配：be nervous about sth.（对某事感到紧张） 用法：nervously （紧张地）修饰动词，表示动作的方式。 To achieve my dream, I will work hard from now on. 为了实现我的梦想，从现在起我将努力学习。 From now on, I take up paper-cutting as my new hobby. 从现在开始，我把剪纸当作我的新爱好。 from then on 从那时起（与一般过去时连用） “I’ll take better care of myself from now on, ” Mark promised. From then on, I practised even harder. 从那时起，我练习得更加努力。 from now on 从现在起 常与一般将来时或一般现在时连用。 I'm allergic to peanuts. 句意：“我对花生过敏。” allergic /əˈlɜːdʒɪk/ adj. 过敏的 be allergic to+具体名词 “对某物过敏” be allergic to+抽象名词/动名词 “对某事/行为反感” allergy (名词) （过敏症） => allergic (形容词) 例句： If you are allergic to seafood, don’t eat this dish. 如果你对海鲜过敏，别吃这道菜。 填空：Many people are allergic ______ pollen (花粉) in spring. 翻译：我对这种药不过敏，可以服用。 to I'm not allergic to this medicine, so I can take it. 27 Mark promised.句意：“迈克承诺。” promise 动词，“承诺” 。 promise sb. sth 答应某人某事 promise (sb.) to do sth （向某人）承诺做某事 promise 名词，常见搭配有： make a promise 许下诺言 keep a promise 遵守诺言 例句：She promised me a birthday gift if I passed the exam. 她答应我，如果我通过考试就送我一份生日礼物。 My dad promised to take us to the zoo this weekend. 爸爸承诺这周末带我们去动物园。 Her parents weren’t home, so they had it all to themselves. 她的父母不在家，所以他们可以独自享用这顿午餐。  weren’t home  =  weren’t at home ，口语中常用  home  作副词，省略介词  at ，更自然简洁。 这周末宿舍dormitory很安静，所以我可以独自使用。 The dormitory is quiet this weekend, so I have it all to myself. 搭配  have sth. to oneself ，“独自享用/拥有某物”，其中oneself  需与主语保持一致。 29 His friends jumped into action and took him to the hospital at once. 他的朋友们立刻行动起来，马上送他去了医院。 短语  jump into action ，“立刻行动起来”，强调快速响应。 at once  =  right away  =  immediately ，“立刻、马上” 。 老人摔倒时，路人passers-by立刻行动起来帮助他。 When the old man fell down, passers-by jumped into action to help him.  take sb. to sp.  “送某人去某地”，若地点是home 、here 、there 需省略介词  to 。 30 Presentation Class test 一、根据提示完成单词。 1. I can’t eat anything with sesame because I am ________ (过敏)to it. 2. My little brother loves to eat ________ (花生)butter sandwiches for breakfast. 3. She waited ________ (紧张地)for her turn to speak in front of the whole class. 4. Are you ready to ______(点餐)your food now, or do you need a few more minutes? 5. When I feel stressed, I often get a ________ (绷紧)feeling in my chest, like I can‘t breathe well. allergic peanut nervously order tight 31 Presentation Class test 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 am allergic to got / became tight took him to the hospital 二、根据汉语完成句子。 32 翻译下列句子 1. 上周六，Julie邀请Mark和Lucy去她家吃午饭。 Last Saturday, Julie invited Mark and Lucy to her house for lunch. 2. 用餐到一半时，Mark开始感觉不舒服。 In the middle of the meal, Mark started to feel strange. 3. 他对花生过敏，所以朋友们立刻带他去了医院。 He is allergic to peanuts, so his friends took him to the hospital at once. 4. 医生立刻给了他一些药，他感觉好多了。 The doctor gave him some medicine right away, and he felt better. 5. 从现在起，我会更好地照顾自己。 From now on, I’ll take better care of myself. 6. 听到这个消息，他立即采取了行动。 He jumped into action when he heard the news. 33 Homework Must-do Choose-to-do 1. Read the dialogue aloud and try to remember it. 2. Write 5 sentences using the new words or phrases. 1. Retell the story to your partner or family. 2. Write a short paragraph about a time you felt sick and how you got better. 单词音标 & 含义 polish 英 /ˈpɒlɪʃ/ 美 /ˈpɑːlɪʃ/ v. 擦亮；抛光；润色 n. 抛光剂；光泽；波兰语 adj. 波兰的 influenza 英 /ˌɪnfluˈenzə/ 美 /ˌɪnfluˈenzə/ n. 流感（简称 flu） shrimp 英 /ʃrɪmp/ 美 /ʃrɪmp/ n. 虾；小虾 v. 捕虾 soy 英 /sɔɪ/ 美 /sɔɪ/ n. 大豆；酱油（soy sauce） allergies allergies 英 /ˈælədʒiz/ 美 /ˈælərdʒiz/ 含义 n. 过敏；过敏症（是 allergy 的复数形式） 常见搭配： food allergies 食物过敏 allergies to... 对…… 过敏 单数原形 allergy /ˈælədʒi/ n. 过敏反应，过敏性 $