Unit2 Home Sweet Home SectionA Grammar focus 课件 2025-2026学年人教版（2024）八年级英语上册

人教版八年级上册 SectionA Grammar focus Unit2 Home Sweet Home Learning objectives 1.通过语法表格，引导学生进一步掌握表示提出请求与请求许可方面的句型；同时了解can/could情态动词其他方面的用法。 2.通过练习及拓展活动，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。 3.通过做家务的情境，初步表达对做家务的喜好，从跨文化视角去观察和认识西方文化，引导与培养学生如何有礼貌地提出请求与得到相应的答复。 Presentation Look and say What children want to do What parents want them to do hang out with friends after lunch keep some fish grow some flowers invite friends to our new house help me clean up the room help put the new clock on the wall move this chair to their room take care of them every day Do you still remember how they start the conversation? Can / Could I do …? Can / Could you (please) do …? Ask for permission. （征求许可） Make polite requests.（礼貌地请求） Presentation Look and say Complete the sentences according to the pictures and key words. If your mom want you to...... take the dog for a walk ____________ take the dog for a walk? Could you please OK, _____ I want to watch one show first. but If your mom want you to...... take out the rubbish ____________ take out the rubbish? Could you please Yes, sure/_________. No problem Presentation Look and say Complete the sentences according to the pictures and key words. Complete the sentences according to the pictures and key words. If you want to...... go out for dinner with your friends ______ go out for dinner with my friends? Could I ____. Sure If you want to...... get something to drink after the movie _______ get something to drink after the movie? Could we Sorry/No, you ____. You have a basketball game tomorrow. can’t Presentation Read and write 3a 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 R p p We use ______________________ to ask for permission. We use ______________________ to make polite requests. Can / Could I do …? Can / Could you do …? 立刻，马上 What modal verb(情态动词) do these two kinds of sentences have in common? could, can Make polite requests Ask for permission Ask for permission Make polite requests Presentation Look and say Let's explore(探究) the usage of modal verb(情态动词-could/can. 1. 含义：“能够， 可能” 2. could是can的_______，用在有礼貌地请求句子里语气比can更_____;3. 不能作____, 没有人称和数的变化，后加________. 情态动词could/can的基本用法 过去式 委婉 谓语 动词原形 Learn the usage of “Could/can you please…? (一)用于委婉提出要求或请求(make requests politely) Could you please...? Could/Can you please+_____...?意为 “能请你…吗？” V.原 Could you please ____ me fix up the bike? Could you please _________ here？ not smoke help 否定：Could you please+______+____...? 意为 “能请你(不)…吗？” not V.原 Could you please not put everything on the floor? What can you find？ Presentation Look and say Learn the usage of “Could/Can you please…? 情态动词could/can具体用法 探究“Could/Can you please”的回答 肯定回答： Yes, I ___. /Yes, sure. / Of course, I ____./All right. /Certainly. / No problem./I’d love to. /With _______. /That should be OK. can can pleasure 否定回答： Sorry, I ______. I have to ...; I’m afraid I ____. I am doing ... I’d ______, but I’m going to ... can't can’t love to Give the reason for refusal. --Could you please help me carry these boxes? --Yes, _____. /Sorry, I _____. My hands are full. sure can't 对别人的委婉请求的句子的回答，一般只用can,而不用could。 Presentation Look and say 情态动词could/can具体用法 Learn the usage of “Could/ Can I/we…?” (二)用于委婉请求许可(Ask for permission politely) When we ask for permission, using could is more polite. Could/ Can I+________+其它？ 动词原形 Discuss: How to answer? 肯定回答： Yes, you ____. / Of course you ____. /Yes, please./OK./All right./ No problem./Sure, that should be OK. 否定回答：Sorry(No), you ____. You have to… /I'm afraid you ____.You must … /No, you mustn’t.You have … can can can't can't What can you find? Give the reason for refusal. 常见表示委婉请求的句型汇总 ① Could you please + do sth.? ② Could you + do sth.? ③ Would you please + do sth.? ④ Would you + do sth.? ⑤ Would you mind + doing sth. ? 你介意……吗？ ⑥ Would you like + to do sth. ? 你愿意...吗? ⑦ What about doing sth. ? ......怎么样？ 拓展： 常见表示请求允许的句型： ① May I + do sth. ? ② Can I + do sth. ? ③ Could I + do sth. ? ④ Might I + do sth. ? ⑤ Do you mind if I + do sth. ? 表示给予允许,只能用can/may, 不能用 could 或 might。e.g. A: Could I use your pen? B: Yes, of course you can. (不用 Yes, you could) Presentation Look and choose 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? A: ______________________________ B: Of course you can. 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, could I go to the toilet? D. Could I use your computer? B. Can I stay out until eleven? A. Could you give me a ride to town now? 载我去…… 待在外面 去上厕所 注意、小心（使用） 去看电影 /ənˈtɪl/ prep. 到……时； 直到……为止 movie /ˈmuːvi/ n. 电影 Presentation Read and answer 3c Make up conversations for each setting, using can or could. 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. _______________________________________________________________________ 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. _______________________________________________________________________ _______________________________________________________________________ Can / Could I use your phone? Sure. / Of course. /ded/ adj. 不运行的；死的 take notes 做笔记 A: Can / Could I borrow your notes? B: Of course. Here are my notes. A: Can / Could you help me open the door? B: Sure. / Of course. A: Can / Could you bring gloves and rubbish bags for cleaning up the community? /ˈrʌbɪʃ/ n. 垃圾 /kəˈmjuːnəti/ n. 社区；社团 note /nəʊt/ n. 笔记；记录；便条 v. 注意；指出 清扫 [set] n. 场景 You’re at your friend’s home. You want to call your parents, but your phone is dead. _________________________ _________________ Sure. / Of course. Can / Could I use your phone? 3c Make up conversations for each setting, using can or could. /ded/ adj. 不运行的; 死的 Let's learn and take notes. dead adj.不运行的；死的 词 讲 拓 My phone went dead, so I need to charge it. 我的手机没电了,所以我需要给它充电。 There were dead leaves on the ground after the strong wind. 大风过后枯叶落了一地。 I'm afraid he is dead. 恐怕他已经去世了。 例 注意：表示“死了多长时间”要用“have/has been dead for+时间段”或“died+时间段+ago”。 The poor man has been dead for ten years. 那个可怜的人已经去世十年了。 He died a week ago. 他一个星期前就去世了。 (1)【形容词】（因为缺电）不运行的 (2) 【形容词】死的 在句中作定语或表语。the dead 死者 dead adj.不运行的；死的 词 讲 练 His dog ________ last week and his ________ made him very sad. A. died; die B. death; died C. died; death D. dead; death 与 dead 相关的其他单词： die 【不及物动词】死亡 过去式：died, 现在分词：dying。 是短暂性动词，不能与时间段连用。die of/from“死于” death 【名词】死亡 dying 【形容词】垂死的；临死的 只能作前置定语。 C Let's learn and take notes. 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. _________________________ _________________ Sure. / Of course. Can / Could I borrow your notebook? 3c Make up conversations for each setting, using can or could. take notes 做笔记 note /nəʊt/ n. 笔记;便条 v. 注意 know about 知道; 了解 3. You are holding a large box. It is difficult to open the door. Your neighbour comes. _________________________ _________________ Sure. / Of course. Can / Could you help me open the door? 3c Make up conversations for each setting, using can or could. 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。 hold a large box 抱着一个大箱子 4. You and your classmates want to help clean up the community. Ask your classmates to bring gloves and rubbish bags. ________________________________________________ _________________ Sure. / Of course. Can / Could you bring gloves and rubbish bags? 3c Make up conversations for each setting, using can or could. /kə'mjuːnəti/ n. 社区;社团 rubbish bag 垃圾袋 rubbish bin 垃圾桶 take out the rubbish 倒垃圾 clean up 清扫 Presentation Think and say Further thinking What are the benefits(益处) of using “make polite requests” and “ask for permission” in our daily life? Show respect get along well with... ... Homework 基础作业：背诵 3a 对话，用 5 个生词（如 until, dead, note 等）各造 1 个句子。 进阶作业：编写在学校和同学或老师发出请求或征求允许的对话（2组）。 拓展作业：策划新家乔迁派对的准备工作。 $