Unit1 This is me 语法课件2026-2027学年外研版八年级英语上册

该初中英语课件聚焦现在完成时，系统讲解其构成（have/has + 过去分词）、意义（过去动作影响现在）及just/already/yet用法。通过Maddie改变Sally的故事导入，以“过去动作+现在结果”为支架，连接一般过去时与现在完成时，引导学生发现语法形式与意义的关联。 其亮点在于以语言能力和思维品质为核心，采用“观察-归纳-应用”教学链。学生先从课文句子自主总结结构，结合“过去到现在的桥梁”比喻理解意义，再通过改写句子、完成短文、谈论自身变化等练习提升运用能力。总结环节用表格对比just/already/yet用法，清晰直观。学生能在真实语境中掌握语法，培养表达能力，教师可借助系统流程和多样化练习提高教学效率。

have / has + p.p. UNIT 1 This is me Lesson 2 Grammar · The Present Perfect “She has changed me.” A past action that still touches me now. Grade 8A · Unit 1 · This is me Learning Objectives By the end of this lesson, students will be able to: Understand discover and sum up the form (have/has + past participle) and meaning of the present perfect. Apply make negatives and questions, and place just / already / yet correctly. Transfer use the present perfect to talk about their own changes and experiences. Lead-in From the story 3 Maddie's words changed Sally long ago. Do they still matter now? She said it long ago. This is a past action. But Sally is different now. The effect lasts until now. A past action + a present result English has a special tense for this. Let's learn it today! Observe Sentences from the passage 4 What do the underlined verbs have in common? a I haven't told Maddie the whole story yet. b I have already learnt that I am what I am. c Anyway, she has changed me. In common: they are all have / has + past participle. The Present Perfect What is it? 5 Present perfect = have / has + past participle Result A past action with a present result. She has changed me. Experience An experience up to now (ever / never). I have never been to Beijing. A Bridge from PAST to NOW Form 6 PAST Maddie changed me. NOW I am different. have / has + past participle A “bridge” links a past action to the present. The action is in the past; its result reaches NOW — the present perfect. Who uses have / has ? Subject + have / has 7 I / You / We / They → have I have learnt a lot. They have arrived. He / She / It → has She has changed me. It has rained a lot. Tip: has for he / she / it; have for the rest. Short forms: I've, She's, haven't, hasn't. Past Participles (1) · Regular Add -ed 8 Regular verbs: add -ed (same as the past form) change → changed paint → painted worry → worried play → played stop → stopped study → studied Rules: consonant + y → ied; double the final consonant, then add -ed. Past Participles (2) · Irregular Common verbs 9 Irregular verbs: you must remember them! be been do done go gone have had see seen eat eaten make made take taken come come Past Participles (3) · Irregular More verbs 10 Irregular verbs: you must remember them! get got give given find found tell told write written read read put put let let learn learnt Quick Check · Past Participles Click to fill in the answers 11 Write the past participle of each verb: go → gone see → seen be → been make → made write → written find → found Think first, then click to reveal each answer. Negative Sentences have / has + not + p.p. 12 have / has + not + past participle (haven't / hasn't) • I haven't told her the news yet. • She hasn't been to Shanghai. • We haven't finished our homework. Questions & Short Answers Have / Has …? 13 Have / Has + subject + past participle … ? — Have you seen the film yet? Yes, I have. No, I haven't. Practice · Change the Sentence Negative & question 14 Rewrite: “She has finished her homework.” ① Make it negative ② Make a question and answer “No” ① She hasn't finished her homework. ② Has she finished her homework? — No, she hasn't. ✓ Adverb · just a short time ago 15 just Position: after have/has, before the p.p. • I have just cut my hair. • She has just arrived home. Adverb · already before now / sooner than expected 16 already Position: after have/has (in positive sentences) • She has already changed. • They have already left. Adverb · yet up to now 17 yet Position: at the end (in negatives and questions) • I haven't told her yet. • Have you finished yet? just / already / yet Compare the three adverbs 18 just a moment ago after have/has I have just eaten. already before now after have/has · positive She has already gone. yet up to now end · neg. / question Not yet. / … yet? just / already → after have/has; yet → at the very end. Practice 1 · Make Sentences Use the present perfect 19 Join the cues into a present-perfect sentence: I / just / cut my long hair ✓ I have just cut my long hair. She / never / worry about her looks ✓ She has never worried about her looks. Chris / always / wear glasses ✓ Chris has always worn glasses. Practice 2 · Complete the Passage Click to fill each blank 20 Fill each blank with the present perfect of the given verb: 1. I have always been (always, be) the tallest in my class. 2. People have heard (hear) that I must be good at basketball. 3. Over time, I have learnt (learn) to accept my height. Practice 3 · Rewrite As required 21 ① They have cleaned the classroom. (make negative) ② He has read this book. (make a question) ① They haven't cleaned the classroom. ② Has he read this book? ✓ Practice 4 · just / already / yet Fill in the right adverb 22 ① I have ______ finished my lunch. (a moment ago) ② Has the film started ______ ? (up to now) ③ She has ______ done her homework. (before now) ① just ② yet ③ already ✓ Common Mistakes Correct them 23 ✗ She have changed. ✓ She has changed. (use has for he/she/it) ✗ I have went there. ✓ I have gone there. (use the p.p. gone, not went) ✗ I have finished it yet. ✓ I haven't finished it yet. (yet → negatives / questions) Produce · This is me now Talk about yourself 24 Use the present perfect to talk about your changes this term: I have already… e.g. made three new friends. I have just… e.g. finished a book I love. I have never… e.g. been abroad, but I want to. Have you … yet? e.g. Have you joined a club yet? Tell your partner 3 sentences about “the new me”. 语法总结：现在完成时 Grammar Summary 25 现在完成时 构成 have/has + 过去分词 意义 过去动作 · 影响现在 否定/疑问 haven't/hasn't · Have/Has…? 标志词 just / already · yet Reflection & Homework Wrap up By the end, I can… ☐ form the present perfect: have / has + past participle ☐ make negatives & questions, and place just / already / yet correctly ☐ talk about my own changes and experiences Homework 1. Memorise 10 irregular past participles; make a sentence with each. 2. Write 4 sentences about yourself using the present perfect + just/already/yet. $