Unit 2 sectionA3a-3c 课件 2025-2026学年人教版英语八年级上册

该初中英语课件聚焦can/could用于礼貌请求和征求许可的用法，从“孩子与父母想做的事”相关短语翻译（如hang out with friends, sort things into boxes等）导入，通过表格对比、问答标记（R/P）、句型结构分析搭建学习支架，帮助学生从词汇积累过渡到句型辨析再到情境应用。 其亮点在于情境化与实践性结合，通过真实场景对话创编（如借手机、搬箱子求助）、小组合作制定清洁计划等活动，提升语言能力（运用短语和句型在实际交流中）和思维品质（对比can/could异同，思考礼貌沟通意义）。分层作业适配不同水平，学生能在实践中巩固知识，教师可直接使用多样化活动设计提升教学效率。

Unit 2 Home Sweet Home Section A 3a-3c Translate these expressions into English. 1.午饭后和朋友闲逛______________________________ 2. 养一些鱼______________________________________ 3.种些花________________________________________ 4.邀请朋友们来我们新家__________________________ 5.挨着窗户放些花_________________________________ 6.稍后带Helena去花店________________________________ hang out with friends after lunch keep some fish grow some flowers invite friends to our new house put some flowers by the window take Helen to the flower shop later Can you remember what these expressions are about? What children want to do Translate these expressions into English. 1. 把东西整理到盒子里_________________________ 2. 每天照顾鱼________________________________ 3.帮我挂照片_________________________________ 4.扫地_______________________________________ 5.帮妈妈扫房间_________________________________ 6.把这把椅打子搬到爷爷奶奶房间 ________________________________ sort things into boxes take care of the fish every day help me hang up the photos sweep the floor help mum clean up the room move this chair to grandparents’ room Do you know what these expressions are about? What parents want them to do Do you still remember how they start the conversation? hang out with friends after lunch sort things into boxes keep some fish take care of them every day grow some flowers sweep the floor invite friends to our new house help me clean up the room move this chair to their room put some flowers by the window take me to the flower shop later Can / Could I do …? Can / Could you (please) do …? Ask for permission. （征求许可） Make polite requests.（礼貌地请求） What children want to do What parents want them to do R P P R Make polite requests Ask for permission What are the similarity and difference between “could” and “can”? Similarity Difference 情态动词can/could构成的句型可用于向对方委婉地提出请求或征求对方的许可。它们本身不能作谓语，只能和动词原形一起构成谓语 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。 R P P R How can we answer the questions? 常用句型 Could you (please) do sth? Can you do sth? 肯定答语 OK./Certainly./Of course./With pleasure./No problem./Yes, sure. / … 否定答语 Sorry, I can’t. I have to…/I’m afraid not./ I’m afraid I can’t. I have to… / … Make polite requests R P P R How can we anser the questions? Ask for permission 常用句型 Can / Could I do sth? 肯定答语 Yes, good idea. / Yes, you can. /Certainly. / Yes, please. / … 否定答语 Sorry, you can’t./I’m afraid you can’t. / … Tip : find out the key words Make polite request Ask for permission Tip : find out the key words Make polite request Ask for permission A C D B Tip : find out the key words Ask for permission Ask for permission Make polite request Make polite request A: Can/Could I borrow your English notes? B: Sure./Of course. Here you are. A: Can/Could you please open the door for me? B: OK, I’ll do it at once. A: Can you bring gloves and rubbish bags? B: No problem! Deep thinking Why do we “make polite requests” and “ ask for permision” in our everyday life? To be polite To build good relationship To get positive responses Suppose the School Cleaning Day is coming. If you are the leader of your group, make a schedule for the cleaning plan. Name activity A: Could you please …, Tom? B: Sure. A: Could you please…, Lucy? C: Sorry, I can’t. I have to… Group work Homework level 3 “社区清洁日” 计划单：以小组为单位（可线上合作），用英文制定清洁分工计划，包含 5 项任务，每项任务用 “Could you please...?” 向组员分配，并用 1-2 句话说明 “为什么这样分工”（体现礼貌沟通的意义）。 level 1 1. 抄写并翻译课件中 10 个重点短语（如 sort things into boxes, take care of the fish, hang up the photos 等），每个短语翻译 2 遍。 2. 完成 5 组简单对话填空，区分 “礼貌请求” 和 “征求许可”： - 例：A: Could you please ______（扫地）? B: Sure, I will. - A: ______（我能借你的笔吗）? B: Yes, here you are. level 2 选择 2 个生活场景，创编完整对话（每组对话至少 4 句），需包含： ① 1 个 “礼貌请求” 句型（Could you please...?）及回应； ② 1 个 “征求许可” 句型（Can/Could I...?）及回应； ③ 至少 3 个本课时短语（如 sweep the floor, help hang up the pictures 等）。 参考场景：家庭大扫除、班级布置教室。 $$