Unit 2 Grammar 课件2026——2027学年外研版八年级英语上册

该初中英语课件核心围绕现在完成时展开，通过voscreen视频呈现实例导入，引导学生从阅读句总结规则，系统讲解"have/has+过去分词"结构及for/since用法，结合填空、新闻补全练习搭建学习支架，逐步过渡到真实语境应用。 其亮点在于融合语言能力与思维品质培养，视频直观输入助理解，新闻补全任务提升语用能力，小组讨论"分享经历"促进合作表达。分层作业（对话、海报、访谈）发展学习能力，学生在实践中内化语法，教师可依托清晰流程高效教学。

Unit 2 Getting along Understanding ideas—Grammar Learning Objectives By the end of the class, I will be able to： 1.understand the basic structure of the present perfect tense by watching videos... 2. correctly use the basic structure of the present perfect tense (have/has + past participle) to describe things that happened in the past and are related to the present. 3.use the present perfect tense in real contexts, combining time adverbials (such as for, since) to express the duration and starting point of an action. 4.use the present perfect tense correctly in real-life contexts to describe personal experiences and changes. Watch and feel Engage students by using a video to introduce the present perfect tense, helping them initially feel its characteristics and spark interest in the upcoming grammar lesson. Read the sentences from the reading passage and summarise the grammar rules. (a)The Giant has been away for a long time. (b)Since then,he hasn't seen a child there. What are they? 现在完成时(present perfect tense) 结构： have/has+过去分词 主语是第三人称单数时用has，其他人称用have。 肯定句： 主语+have/has+过去分词+其他. 否定句： 主语+have/has+not+过去分词+其他. 一般疑问句： Have/Has+主语+过去分词+其他? Rules for VS since for+一段时间 I have been here for 6 years. • • past 2020 now 2026 since+时间点 I have been here since 2020. • • past 2020 now 2026 Help students understand and master the differences between the prepositions "for" and "since" in expressing time, and enable them to accurately apply these prepositions in sentences. Complete the sentences with for or since. 1. We have been friends _______Grade 3. 2. They have been together _________three years. 3. _________last year, We've shared a lot of happy moments. since+时间点 for+时间段 since for Since since+时间点 Most people hope to receive birthday gifts. But Jimmy Teng, or “Uncle Jimmy”, does things differently. The 74-year-old man has sold ice creams 1._______ the past 17 years in Singapore. Every year, on 22 March—his birthday—he offers free ice creams. He has done this 2. _______ his 70th birthday. This year, Uncle Jimmy plans to give away 800 ice creams. "People 3.__________ (be) quite stressed recently and I want to help," he said. "Sharing has made me feel happy 4. _______ the past four years." He enjoys talking with his customers. Many of them have become his friends 5. _______ they first met. Some students helped him set up social media pages. He has made many friends online 6. ________then. for since have been for since since for+时间段 since+时间点 for+时间段 since+时间点 since+时间点 Complete the news article with for, since or the correct form of the given word. Work in pairs. Discuss your experience of sharing. Use the words and expressions from the reading passage and the Useful expressions to help you. Useful expressions ·I have shared...with...for/since ·Sharing really brings… ·Sharing has allowed/shown/taught me… ·One day,… ·How does sharing make you feel? ·It makes me feel... When did it happen? What happened? How did you feel about it? What have you learnt from it? Check your presentation Present your poster to the class. language correct form(形式正确) accurate meaning(意义精确) proper use(使用恰当) poster design creativity(创意) performance confidence(自信) OK Good Excellent 表演过后让学生进行投票 Now and then, Love and embrace yourself! 1. He _____________ (not/walk) the dog yet. 2. —_______ they ________ (arrive) at school? —No, they ________. 3. Chloe _____________(enjoy) staying with you. 4. She_________(sleep) three times today. 5. The teacher __________(give) back all the books. 一、用现在完成时完成下列句子 hasn’t walked Have arrived haven’t has enjoyed has slept has given 现在完成时结构：have /has +done 1. My aunt has lived in this village ________ 1999. 2. I have been at this school _________ 3 years. 3. He has studied in the room _________ an hour and a half. 4. Peter has been in the army ______ a month now. 5. I have kept this old photo _________ I was 10 years old. 二、用 since 或 for完成句子 since for for for since since+时间点 for+时间段 Make a poster about "The Importance of Good Relationships". Basic homework Practical homework Create a 2 — 3 minutes’ dialogue with a partner about the story "The Selfish Giant". Interview someone who you think is good at handling interpersonal relationships. Extended homework $