Unit2 SectionA Grammar课件2026-2027学年人教版英语八年级上册

该初中英语课件聚焦情态动词can/could表请求与许可的用法，通过Free talk环节从学生日常情境（如向父母请求购物、征求外出许可）入手，先呈现不礼貌表达再对比礼貌示例，搭建生活到语法的学习支架，后续3a标注请求（R）与许可（P）例句，3b对话填空、3c情景创编，形成梯度化知识脉络。 其亮点在于以真实情境任务驱动语言能力提升，如3c中“朋友家手机没电请求用电话”等情景对话，让学生在运用中掌握礼貌表达。通过Further thinking分析礼貌请求的益处，培养思维品质中的价值判断，Summary系统梳理词汇、表达及语法，助力学习能力发展。学生能提升语言运用与思维，教师可借助结构化活动提高教学效率。

Home Sweet Home Home Sweet Home （3a-3c） Section A What can you do for your home？ Unit 2 Learning objectives At the end of this class, you will be able to: 1. grasp(掌握) the sentence patterns of making requests and asking permission; 2.understand other usages of the modal verbs “can” and “could”; 3.learn how to make polite requests and right responses. Free talk If you want to buy something, what will you say to your parents? Give me some money. I want something. Could you please buy something for me? Make polite requests.（礼貌地请求） Free talk If you want to hang out with friends, what will you say to your parents? With nothing. I want to hang out with friends. Could I hang out with friends? Ask for permission. （征求许可） Could you please sweep the floor? OK, Mum. 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! Read the questions with can or could. Notice how they are answered. Then write R for requests or P for permission next to each question. R P P R 3a 无论是“Could you (please) ... ?”还是“Could I ...?” ，问句中的 could 都可用 can 来代替，但是 could 更委婉。且答语中一般都避免使用 could 来回答。 By Yushen 5 Could you please sweep the floor? OK, Mum. 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! Read the questions with can or could. Notice how they are answered. Then write R for requests or P for permission next to each question. at once 立刻，马上 3a R P P R By Yushen 6 肯定回答 Yes, sure./Of course. 好的，当然可以。 No problem. 没问题。 With pleasure. 乐意帮忙。 Sure/Of course/Certainly. 当然可以。 否定回答 Sorry, I can’t. I have to... 对不起，我不能。我得…… Sorry, I’m going to... 对不起，我将…… I’m afraid I can’t. I have to... 恐怕不行。我得…… I’m afraid not. 恐怕不行。 Can you lend me your pen? Could you please tell me the way to the subway station? 提出 要求 “Can/Could you please...?”“请你……好吗？”“你能/可以……吗？” Let’s learn. 肯定回答 Yes, you can. 是的，你可以。 Of course you can. 当然可以。 Yes, please. 是的，去吧/用吧/…… 否定回答 Sorry, you can’t. 对不起，你不可以。 Sorry, I’m afraid you can’t. 对不起，恐怕不行。 Can I watch TV after finishing my homework? Can I try on this T-shirt? Can I turn on the fan? Could I hang out with friends tonight? Can/Could I...?”“我能……吗？” 请求 允许 （1）表示提出请求或请求许可时，could 和can都可以用，但could语气更委婉。 Could/Can I come in?我可以进来吗? （2）在回答用could 提出的请求时，通常不用 could而用 can。 —Could I use your pen? 我可以用你的钢笔吗？ —Of course you can. 当然可以。 此处不能用could 9 (3)用于表示能力: can could 表示现在的能力用can，表示过去的能力用could。can/could+v.原型; can/could无人称和数的变化 I can swim. I couldn’t swim when I was 7. can/could无人称和数的变化 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, can I use your toilet? D. Could I use your computer? A: ______________________________ B: Of course you can. Let me show you the way. A: ______________________________ B: Yes, if you are careful with it. A: ______________________________ B: No, you can’t. You have a basketball game tomorrow, remember? You need a good rest. A: Can I go to the movies? B: Of course. A: ______________________________ B: I can’t. I have to do some work now. C. Mr Lake, can I use your toilet? D. Could I use your computer? B. Can I stay out until eleven? A. Could you give me a ride to town now? /ənˈtɪl/ prep. 到……时；直到……为止 movie /ˈmuːvi/ n. 电影 the movies 电影院；电影产业 3b 注意；当心 By Yushen 861b240d-cd4e-4b4b-87c2-161e8c2fa4ea.source.default.zh-Hans 11 1. You’re at your friend’s home. You want to call your parents, but your phone is dead. _______________________________________________ _______________________________________________ 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 I use your phone? B: Sure. / Of course. Make up conversations for each setting, using can or could. A: Can/Could you tell me something about yesterday’s English class? B: Sure. / Of course. 3c 情境 3. You are holding a large box. It is difficult to open the door. Your neighbour comes. _______________________________________________ _______________________________________________ 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 help me open the door? B: Sure. / Of course. A: Can/Could you bring gloves and rubbish bags to clean up the community? B: Sure. / Of course. What are the benefits(益处) of using “make polite requests” and “ask for permission” in our daily life? Show good manners（礼仪） Further thinking Build good relationships （关系） Get positive responses （回应） By Yushen Summary New words until; movie; dead; note; community; rubbish make polite requests and ask for permission Grammar Expressions be careful with; the movies; take notes; clean up Make polite requests: 用于请求别人做某事 Ask for permission: 用于请求别人允许自己做某事 By Yushen Ⅰ. 根据汉语意思，完成英语句子。每空一词。 1. 你声音很好听。你能给我们唱一首歌吗？ You have a beautiful voice. ____________ _______ _______ a song for us? 2. 我会用左手写字。 I ____________ _______ with my left hand. 3. 如果你愿意，你可以十点来。 You __________ ____ at ten if you wish. 4. —我可以和你一起去吗？ —当然可以。 - ___________ _____ _____with you? - Sure. Can/Could you sing can/could write can/could come Can/Could I go Exercise 1. - _______________________________ the plants in the garden? They look so dry. - Of course! I’ll do it right now. 2. - _______________________ in the living room now? - No, you can’t. It’s time to go to bed. 3. - ____________________ football in the yard, Dad? - I’m afraid you can’t. It’s raining outside. 4. - ______________________________ the windows, Lisa? - I’m afraid I can’t. Mum needs fresh air. II. 根据图片内容，用恰当的人称代词和can或could补全对话。每空词数不限。 Could / Can you (please) water Could / Can I watch TV Could / Can we play Could / Can you (please) close By Yushen Thank You! By Yushen By Yushen $