Unit2 Section A Grammar Focus 课件-2025-2026学年人教版（2024）英语八年级上册

2. Whose birthday is it? Unit 2 Home Sweet Home 人教版 英语（八年级上册） Section A Grammar Focus 2. Whose birthday is it? 学习目标 01 02 03 能够识别 can、could 在请求和许可语境中的语义差异，清晰区分不同情境下的用法。（学习理解） 通过 3a - 3c 练习及拓展活动，提升学生在不同生活场景中运用 can / could 进行听、说、读、写的能力，实现语法知识向语言技能的转化，能够流畅开展日常请求与许可交流。（应用实践） 借助生活场景对话创作与交流，让学生感受英语在实际沟通中的价值，增强用英语解决生活问题的信心，理解不同语气背后的文化礼仪，培养跨文化交流意识。（迁移创新） 2. Whose birthday is it? 01 情景导入 Scenario import I want to drink some water, Mr. Brown. Can / Could I drink some water, Mr. Brown? Which one do you think is more polite? Let’s think 2. Whose birthday is it? 02 学习理解 Learning to understand I want to drink some water, Mr. Brown. Can / Could I drink some water, Mr. Brown? Let’s think and talk. less polite more polite Can I hang out with my friends after lunch? Can I grow some flowers there? Can I invite my friends to our new house? Could I go out? Could we keep some fish here? Can you sort your things into those boxes? Can you take care of them every day? Could you please help me hang up the photos? Could you please sweep the floor? 情态动词 can / could can / could 请求许可 提出请求 请求许可 提出请求 3a Read the questions with can or could . Notice how they are answered. Could you please sweep the floor? Yes, Dad. I’ll do it at once. Could I hang out with my friends after lunch? Sorry, Jim, but you have to pack up your things first. Can I put some flowers on the table? Yes, good idea! Can you help me hang up the photos? Sure. / No problem! R Write R for requests or P for permission next to each question. P P R 3a Read the questions with can or could . Notice how they are answered. Make polite requests 常用句型 Can / Could you (please) do sth.? 肯定答语 OK. / Certainly. / Of course. / With pleasure. / No problem. / Yes, sure.等 否定答语 Sorry, I can’t. I have to… / I’m afraid not. / I’m afraid I can’t. I am going to…等 3a Read the questions with can or could . Notice how they are answered. Could you please sweep the floor? Yes, Dad. I’ll do it at once. Could I hang out with my friends after lunch? Sorry, Jim, but you have to pack up your things first. Can I put some flowers on the table? Yes, good idea! Can you help me hang up the photos? Sure. / No problem! R Write R for requests or P for permission next to each question. P P R 3a Read the questions with can or could . Notice how they are answered. Ask for permission 常用句型 Can / Could I do sth.? 肯定答语 Yes, you can. / Certainly. / Yes, please.等 否定答语 Sorry, you can’t. / I’m afraid you can’t.等 Can/Could for polite request and permission. 表达 场景示例（请求→许可） 核心逻辑 “Sure.” “Can you help me?” → “Sure.” “May I use your phone?” → “Sure.” 口语化万能同意，简洁直接 “Of course.” “Will you pass the salt?” → “Of course.” “Can I borrow your book?” → “Of course.” 礼貌且正式的肯定回应 “No problem.” “Could you pick up the package?” → “No problem.” “May I leave early today?” → “No problem.” 强调 “无阻碍” 的积极态度 “Alright.” “Can you call me later?” → “Alright.” “May I join your group?” → “Alright.” 中性偏口语的同意 “Go ahead.” “Can you start the meeting?” → “Go ahead.” “May I start eating?” → “Go ahead.” 示意 “可以行动” 的许可 以下是既能回应请求（Request） 又能回应许可（Permission） 的通用同意表达。 Can/Could for polite request and permission. 以下是既能回应请求（Request） 又能回应许可（Permission） 的通用拒绝表达。 表达 场景示例（请求→许可） 核心逻辑 “I’m sorry, I can’t.” “Can you drive me home?” → “I’m sorry, I can’t.” “May I use your car?” → “I’m sorry, you can’t.” 道歉 + 直接拒绝，请求用 “我不能”，许可用 “你不能” “Not possible.” “Could you finish it today?” → “Not possible.” “May I enter the lab?” → “Not possible.” 简洁强调 “不可行” “I’m afraid not.” “Can you attend the party?” → “I’m afraid not.” “May I bring a friend?” → “I’m afraid not.” 委婉软化拒绝语气 “Not right now.” “Can you help me now?” → “Not right now.” “May I use the computer?” → “Not right now.” 暂时拒绝，保留可能性 Could I hang out with my friends tonight? No, you couldn’t. Sorry, you can’t. ✖ ✔ Choose the answer. 在回答用could 提出的请求时，通常不用 could而用 can。 2. Whose birthday is it? 03 应用实践 Application Practice Choose the best question to complete each conversation. A. Could you give me a ride to town now? B. Can I stay out until eleven? C. Mr Lake, could I go to the toilet? D. Could I use your computer? 1. A: _____________________________________ B: Of course you can. 2. A: _____________________________________ B: Yes, if you are careful with it. give sb. a ride 送某人一程;让某人搭便车 stay out 呆在外面 go to the toilet 上厕所;上洗手间 C be careful with 注意;当心 /ən'tɪl/ prep. 到...时;直到...为止 D be careful with 注意;当心 同义短语：be careful of/about 当心;留意 3b A. Could you give me a ride to town now? B. Can I stay out until eleven? C. Mr Lake, could I go to the toilet? D. Could I use your computer? 3. A: _____________________________________ B: No, you can’t. You have a basketball game tomorrow, remember? You need a good rest. B have a basketball game 有一场篮球赛 need a good rest 需要好好休息 （have a rest 休息一下） Choose the best question to complete each conversation. 3b A. Could you give me a ride to town now? B. Can I stay out until eleven? C. Mr Lake, could I go to the toilet? D. Could I use your computer? 4. A: Can I go to the movies? B: Of course. A: ___________________________________ B: I can’t. I have to do some work now. /'muːvi/ n. 电影 go to the movies 去看电影 A have to 不得不 do some work 干活 of course 当然， 相当于sure或certainly， 通常在对话中用作肯定回答。 Choose the best question to complete each conversation. 3b Make up conversations for each setting, using can or could. 1. You are at your friend’s home. You want to call your parents, but your phone is dead. A: Can/Could I use your phone? B: Sure./Of course. /ded/ adj. 不运行的; 死的 3c Make up conversations for each setting, using can or could. 2. You were sick at home yesterday. Your friend went to an English class and took notes. You want to know more about the class. _________________________________________ ___________________________________________ A: Can/Could you tell me something about yesterday’s English class? B: Sure. / Of course. take notes 做笔记 note /nəʊt/ n. 笔记;便条 v. 注意 know about 知道; 了解 3c Make up conversations for each setting, using can or could. 3. You are holding a large box. It is difficult to open the door. Your neighbour comes. _______________________________________________ _______________________________________________ A: Can/Could you help me open the door? B: Sure. / Of course. It’s + adj.+ to do sth. 做某事是……的 it是形式主语，真正的主语是后面的动词不定式短语。 It is difficult to open the door. 难以开门 hold a large box 抱着一个大箱子 3c Make up conversations for each setting, using can or could. 4. You and your classmates want to help clean up the community. Ask your classmates to bring gloves and rubbish bags. _______________________________________________ _______________________________________________ A: Can/Could you bring gloves and rubbish bage to clean up the community? B: Sure. / Of course. / No problem. clean up 清扫 /kə'mjuːnəti/ n. 社区;社团 /'rʌbɪʃ/ n. 垃圾 rubbish bag 垃圾袋 rubbish bin 垃圾桶 take out the rubbish 倒垃圾 3c 2. Whose birthday is it? 04 迁移创新 Migration Innovation What do you say in these situations? Can/Could you please pass me the salt? Can/Could I have these postcards? Can/Could you please turn off the radio? Can/Could I borrow your newspaper? Can/Could I use your pen? 2. Whose birthday is it? 05 课堂小测 Exercise 1. Poor Jim! His phone went ______ (die) in the middle of an important meeting! 2. I like to take ________ (note) when I am reading books. 3. There are many ____________ (community) in the city. 4. Can he _____ (run) as fast as Bob? 5. The bowls are expensive, please be ________ (care) with them. 6. My pet dog’s ________ (dead) made me sad. 7. I would like ________ (invite) my classmates to my party. 8.一Can you go to the _______ (movie) with me tomorrow? —Sorry, I can’t. I have to study for a test. 一、语法填空。 dead notes communities run careful death to invite movies 二、按要求完成下列句子(每空一词)。 1. He can fix the bike hIMself. (改为一般疑问句) ________ she ________ the bike himself? 2. —NiLe, could you lend me your dictionary? (作肯定回答) —________ ________. Here you are. 3. —Excuse me, could I open the door? (作肯定回答) —Yes, ________ ________. 4. She could solve the problem. (对画线部分提问) ________ ________ he ________? 5. Lily was able to ride a bike at four. (改为同义句) Lily ________ ________ a bike at four. Yes sure you can /of course What could s do could ride Can fix Homework 1. Memorize the new words and phrases. 2. Make sentences using the sentence patterns we have learned today . 3. Finish the exercises. 2. Whose birthday is it? Thanks for watching! $