Unit 1 This is me Understanding ideas (Grammar)（教学课件）-2026-2027学年初中英语外研版八年级上册

该初中英语课件核心聚焦现在完成时，通过思维导图复述故事、复习阅读文本问题导入，搭建从阅读提取语法点到规则总结的学习支架，帮助学生衔接新旧知识。 其亮点在于融合语言能力、思维品质与文化意识，如表格对比人物经历促进分析思维，小组讨论结合有用表达提升语言运用，自我接纳主题培育积极态度。学生能综合运用语法并形成健康认知，教师可依托系统资源高效开展分层教学。

Understanding ideas Grammar Master the Present Perfect Tense and key sentence patterns, and understand the theme of the reading passage. 1 2 3 Learning Objectives 4 By the end of the lesson, I will be able to... Summarize grammar rules, and use the Present Perfect Tense flexibly in oral and written communication. Develop self-acceptance and self-confidence, form positive learning attitudes and respect individual differences. Take part in class activities actively, finish oral and written exercises by oneself and develop polite communication habits. Master the usages and sentence structures of the Present Perfect Tense, as well as past participle changes. 1 2 Key Points & Difficult Points Differentiate the Present Perfect Tense from the Simple Past Tense accurately, and understand the core connotation that past actions exert influences on the present. Warming up bright red secretly disaster long hair studied nervous rose sunny mirror flower special different Try to retell the story by using the thinking map. Review and answer Try to find answers from the passage. What did Sally learn from her experience? Did Sally tell Maddie everything? Read the sentences from the reading passage and summarise the grammar rules. (a) I haven't told Maddie yet... (b) I have already learnt that I am what I am. Now find one more sentence with these structures in the reading passage. 7 Grammar 现在完成时谓语由“助动词have/has+动词的过去分词”构成。 （1）表示在以前某个时间已经发生的行为或曾经做过的事情对目前有某种影响。常与just、already、yet、ever、so far等连用。 现在完成时（1） 01 现在完成时的用法 past future now The train has left.（火车已经开走了 → 现在赶不上了） She has cooked dinner.（她做完饭了 → 现在可以吃了） 9 （2）表示从过去开始一直持续到现在的动作或状态，可能还会继续进行下去。 past future now I have lived here for ten years. 我已经在这里住十年了。 十年前搬到这儿居住，一直持续到现在，大概率还会继续住下去。 She has studied English since 2018. 她从 2018 年开始学英语。 2018 年开启学英语这件事，持续到如今，现在依旧在学习。 10 主语 + have/has + 过去分词 + 其他 主语 + have/has + not + 过去分词 + 其他 Have/Has + 主语 + 过去分词 + 其他？ Yes, 主语 + have/has. No, 主语 + haven't/hasn't. 02 现在完成时的基本句式 句式 结构 示例 / 说明 肯定句 I have finished my homework. 否定句 She has not gone to school. 一般疑问句 Has he left? 肯定回答 Yes, he has. 否定回答 No, he hasn't. have not常缩写为haven’t /ˈhævnt/ has not常缩写为hasn’t/ˈhæznt/ 11 （1）规则变化（与过去式相同） 规则 原形一过去式一过去分词 help — helped — helped； clean — cleaned — cleaned move — moved — moved； die — died — died study — studied — studied； carry — carried — carried stop — stopped — stopped； plan — planned — planned 03 过去分词的变化规则 在动词后加-ed 以字母e结尾的动词，只加-d “辅音字母+y”，变y为i，加-ed 以重读闭音节结尾，末尾只有一个辅音字母，双写该辅音字母，再加-ed 12 （2）不规则变化（需单独记忆） 类别 原形一过去式一过去分词 A — A — A read — read — read；cut — cut — cut； cost — cost — cost；put — put — put A — B — B think — thought — thought；lose — lost — lost； shoot — shot — shot A — B — C see — saw — seen；take — took — taken； ring — rang — rung A — B — A run — ran — run；come — came — come 13 现在完成时常和already（已经）、yet（已经；还）、just（刚刚）、ever（曾经）、never（从不）等连用。 单词 中文含义 常用句式 固定位置 just 刚刚 肯定句 have/has 后，过去分词前 already 已经 肯定句 have/has 后，过去分词前 yet 还、尚未 否定句 / 一般疑问句 句末 ever 曾经 疑问句 / 肯定句 have/has 后，过去分词前 never 从不、从未 否定含义的肯定句 have/has 后，过去分词前 I have already watched this movie. I have just watched this movie. I have never watched this movie. I haven’t watched this movie yet. Have you ever watched this movie? 04 现在完成时的标志词 14 05 现在完成时中 yet、already、just 用法辨析 词 位置 含义 / 用法 例句 yet 句末 常用于否定句或疑问句。 否定句：还，尚 疑问句：已经 I haven't finished yet. 我还没完成。 Have you eaten yet? 你已经吃了吗？ already 句中 （have/has 之后） 常用于肯定句，强调某事已经发生，或某种情形已经开始出现。 She has already left. 她已经走了。 just have/has 与过去分词之间 表示动作刚刚结束。 He has just arrived. 他刚到。 15 06 现在完成时与一般过去时核心区别 现在完成时 动作发生在过去，重点强调对当下造成的结果 / 影响，不搭配明确过去时间词 I have just watched this movie. 我刚看完这部电影。 深层含义：我清楚剧情，现在可以和你讨论内容（关联当下） 一般过去时 动作发生在过去某个精准时间点，只陈述过去事实，和现在无关联，常带明确过去时间状语 I watched this movie yesterday. 我昨天看了这部电影。 深层含义：仅说明昨天发生过看电影这件事，不提现在是否记得剧情 16 Find the subject and the verb of each sentence and then Write sentences with the present perfect tense. 1 I / just / cut my long hair ______________________________________________________________ 2 She / never / worry about / her looks ______________________________________________________________ 3 I / just / paint a beautiful flower / on my face ______________________________________________________________ 4 Chris / always / wear / glasses ______________________________________________________________ 5 Jessica / already / change her opinion / on her looks ______________________________________________________________ I have just cut my long hair. She has never worried about her looks. I have just painted a beautiful flower on my face. Chris has always worn glasses. Jessica has already changed her opinion on her looks. sb have / has done sth 17 Complete the passage using the present perfect tense. I ¹________________ (always, be) the tallest student in my class. And I ²______________ (always, sit) in the last row at school. People always look at me in surprise. “You must be good at basketball,” my classmates ³________________ (always, say). In fact, I’m not good at basketball at all. But being tall is not always bad. It makes me easy to recognise, and I can help other people get things down. Over time, I ⁴____________ (learn) to accept my height. I’m proud of myself. have always been have always sat have always said have learnt 18 Fill in the following table with your groupmates according to the passages of the boy and Sally. Questions The boy Sally Which part of your looks are you not happy with? How did you feel about it before? How do you feel about it now? Why did you change your view of it? What can you learn from this experience? Height Facial birthmark Troubled Ashamed, wanted to cover it Proud, accepted Sees it as beautiful, special Found tall helps Maddie called birthmark “red rose” Accept uniqueness Don’t judge by looks 19 Work in pairs. Discuss the experience of accepting your looks. Use the words and expressions from the reading passage and the Useful expressions to help you. Useful expressions · I was not happy with my... · For example, ... · ... is a good way to... · I have already... · What do you think of... now?· Why not...? 20 Language points row /rəʊ/ n.一排，一行 常用短语：in rows/a row意为“成（一）排/行/列”；in a row还可意为“连续几次地”。 The children stood in a row on the playground. 孩子们在操场上站成一排。 There are trees in rows along the road. 道路两旁种着一排排树木。 He won three games in a row. 他连续赢了三场比赛。 And I have always sat in the last row at school. 在学校时，我总是坐在最后一排。 row还可表示“划（船）”，可以作名词，也可以作动词。 Let's go for a row after breakfast. 早饭后我们去划会儿船吧。 We rowed a boat on the lake yesterday. 昨天我们在湖上划船。 22 height /haɪt/ n.身高；高，高度 height 可指人的身高或物的高度。 The actor is of medium height. 这位男演员中等身高。 The wall is three metres in height. 这面墙高度为三米。 询问某人身高或某物高度的句型： ... I have learnt to accept my height. 我学会了接受自己的身高。 (be) of medium height 中等身高 in height 在高度上 What's one's height?（= How tall + be +主语?) What's the height of +事物? What's your height? = How tall are you? 你多高？ What's the height of this tower? 这座塔多高？ 23 Exercise 一、单词拼写 1. They ___________ (not see) each other for ages. 2. ___________ you ever ___________ (be) to the new library? 3. He ______________ (not hear) from his pen pal in Canada since last month. 4. Our city has ___________ (develop) rapidly in the past few years. 5. Our hometown _____________ (become) more and more beautiful these years. haven’t seen Have      been  hasn’t heard developed has become 二、按照要求完成句子 1. She has never worried about her height. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 2. I have just painted a flower on my face. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 3. You have already learnt to accept your differences. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ Has she ever worried about her height? Yes, she has. No, she hasn’t. Have you just painted a flower on your face?      Yes, I have.   Have you learnt to accept your differences yet?      Yes, I have.        No, I haven’t. No, I haven’t. 三、根据汉语提示完成句子 1. 我们镇已经建了一座新图书馆。 Our town ________ ________ a new library. 2. 到目前为止，已经有很多人推荐过这本书了。 So far, lots of people _________ _________________ this book. 3. 这些年来，科技和医疗已经改善了我们的生活。 Science and medicine _______ __________ ________ _______ over the years. 4. 过去几年里，镇上发生了许多变化。 Many changes _________ _________ _________ in the town over the last few years. has      built have recommended have     improved      our      lives have     taken      place 四、用现在完成时或一般过去时填空 He ________ (finish) his book report an hour ago. He _______________ (just / hand) it in to the teacher. A: ________ you ever ________ (visit) the new city library? B: Yes, I ________ (go) there last week. I ______________ (borrow) three books already. She ___________ (not see) the movie yet, but she ________ (watch) the trailer yesterday. finished has just handed Have went watched hasn’t seen have borrowed visited 【Required】Sort out the usages of the present perfect tense and try to retell them in your own words. 【Optional】Rewrite the simple past tense sentences from the text A red, red rose into the present perfect tense. See you！ $