Unit 1 课时4 Section A Grammar Focus（大单元教学课件）英语新教材人教版九年级上册

该初中英语课件聚焦“used to+动词原形”和现在完成时，通过听力活动“Listen and complete the lyrics”导入，利用含目标语法的歌词自然引出知识点，衔接后续时态定义、标志词及句型结构的对比教学，搭建清晰学习支架。 其亮点在于情境化导入激发兴趣，语法教学通过表格对比和易混短语辨析构建体系，Production环节结合“交通发展”讨论变化利弊，培养学生辩证思维（思维品质）和家乡自豪感（文化意识）。含听力、思维导图作业，助力学生语言能力提升，教师可直接用完整环节提高效率。

Section A 4a-4c Unit 1 The Changing World Learning Objectives 01 理解并掌握核心语法结构：used to + 动词原形（过去常常作某事）和have/has + 过去分词（现在完成时）的用法（学习理解）。 02 能区分 一般过去时与现在完成时的不同语境与含义，理解它们的差异并在描述 “变化” 主题中的正确使用。(应用实践)。 03 能创造性地运用本课语法，对 “交通发展与生活改善” 形成辩证的价值理解，并用英语表达对家乡发展的自豪感。(迁移创新)。 通过本节课的学习，学生能够： Lead-in I know I used to _______ I know I used to _______ You say I used to ______ I say I used to _______ You tell me time ________ changed me That's fine _______ a good run I know I used to ________ That's cause I used to _________ Listen and complete the lyrics. be fun be wild be young be crazy be crazy has done I've had be young I know I used to be crazy I know I used to be fun You say I used to be wild I say I used to be young You tell me time has done changed me That's fine I've had a good run I know I used to be crazy That's cause I used to be young used to Present Perfect Key points in the lyrics. Presentation 4a Read the sentences and circle the verbs. Pay attention to the verb tenses. He became a good friend of your grandfather about 20 years ago. They haven’t seen each other for ages! We used to have to travel far to see a doctor. Our village has just built a new hospital. Many people used to work in big cities. Now, more of them have come back to live and work here. 此处 表“到现在为止” Simple Past Tense Present Perfect Tense 很久,相当于“for a long time” Simple Past Tense 一般现在时 Present Perfect Tense 现在完成时 定义 时间 标志词 句型 结构 Now Past Future 定义 一般过去时 一般过去时表示过去某个时间或某一段时间内发生的动作或存在的状态。 现在完成时 ①表示过去发生或已经完成的动作对现在造成的影响或结果。 ②表示某一动作或状态从过去某一时间开始一直持续到现在，并有可能持续下去。 时间标志词 I went to the zoo last week. 上周我去了动物园。 My father bought that watch ten years ago. 我爸爸l0年前买了那块手表。 He has already finished his homework. 他已经完成了家庭作业。 I have never seen the film before. 我以前从没看过这部影片。 一般过去时 通常与yesterday、last week、two years ago、just now、in 2022等具体的表示过去的时间状语连用。 现在完成时 通常与already、never、many times、so far、till now、recently、these days等表示频度或一段时间的状语连用。 句型结构 句式 结构（be 动词） 结构（实义动词） 肯定句 I was late for class this morning. He visited a science museum last week. 否定句 I wasn’t late for class this morning. He didn’t visit a science museum last week. 一般疑问句 Were you late for class this morning? Did he visit a science museum last week? 回答 Yes, I was./ No, I wasn’t. Yes, he did./ No, he didn’t. 特殊疑问句 When were you late for class? What did he do last wek? Simple Past Tense 一般现在时 主语+was/were+其他. 主语+was/were+not+其他. Was/Were+主语+其他? Yes,人代+was/were. No,人代+was/were+not. 特殊疑问词+was/were+主语+其他? 主语+did+V原+其他. 主语+did+not+V原+其他. Did+主语+V原+其他? Yes,人代+did. No,人代+did+not. 特殊疑问词+did+主语+V原+其他? used to+V原 句型结构： He used to like coffee,but now he likes juice. 主语+used to+do sth. He didn’t used to like coffee. 主语+didn’t used to+do sth. Did+he+ use to like coffee? Did+主语+ use to +do sth? Yes, he did. No, he didin’t. Yes, 人代+ did. No, 人代+ didin’t. 基本含义 表示过去的某种经常性、习惯性的动作或行为。并意味着这种动作目前已经不存在。 标志词 used to...,but now,强调 “今昔对比” 易混短语辨析 句型结构 句式 结构 肯定句 I have reviewed physics for the coming exam. 否定句 I have not reviewed physics for the coming exam. 一般疑问句 Have you reviewed physics for the coming exam? 回答 Yes, I have. /No, I haven’t. 特殊疑问句 What have you reviewed for the coming exam? Present Perfect Tense现在完成时 主语+have/has+V过去分词+其他. 主语+was/were+not+V过去分词+其他. Have/Has+主语+V过去分词+其他? Yes,人代+have/has. No,人代+have/has+not. 特殊疑问词+have/has+主语+V过去分词+其他? 练习：用括号内所给内容的适当形式填空。 1.Have you ever_________( try) Chinese food outside of China? 2.He__________( prefer) country music to pop music when he was young. 3.The film_________( be) successful with the public since it________( come) out. 4. Tony ___________( have) the bike for two years. His father __________( buy) it for his ninth birthday. 5. My sister ___________( not see) her friend for months. She__________(miss) her so much and wants to call her. tried perferred has been came has had bought hasn’t seen misses Practice Complete the conversation with the correct forms of the verbs in brackets. 4b Have been didn’t know open opened went Do like have visited did see read listened will bring 对过去不知道某事的陈述 关于科学和中国文化的书籍 有声读物 have been to… 去过某地（现在已经回来） 询问现在的感受 read 的过去式还是 read A: ______ you ______ (be) to the new library yet? B: No, I ______________ (not know) there was a new library. When did it ______ (open)? A: It ____________ (open) last Friday. I _____________ (go) there with my grandpa on Saturday night. B: ______ you ______ (like) it? A: Of course! It’s the most high-tech library I __________ ever __________ (visit). B: Oh, what ______ you ______ (see) there? A: There are sections with books about science and Chinese culture, as well as a huge section with children’s books. I also ______ (read) some digital books on the computer. My grandpa _____________ (listen) to some audio books because he can’t see well. B: Cool! I ________________ (bring) my little brother there tomorrow. P5-4b 返回 Language points 18 There are sections with books about science and Chinese culture, as well as a huge section with children’s books. (P5-4b) 馆内设有科学与中国文化类书籍专区，以及一个庞大的儿童读物专区。 as well as 除……之外，也，还 as well as as well 含义 除……之外，也，还 也，还 位置 位于所连接的两个成分之间，不能位于句尾 通常位于句尾 用法 连接对等成分，在语义上通常强调其前面的信息（翻译时通常先译后面的，再译前面的） 无侧重，用于补充信息 【辨】 as well as与as well Language points 19 It’s a good time for you to be with each other as well as having the enjoyable food. 这是你们品尝美味佳肴和相聚的好时光。 Reading more books can improve our English as well. 多读书也能提升我们的英语水平。 【辨】 as well as与as well as well as连接两个并列成分作主语时，谓语动词应与其前面的主语保持人称和数的一致。 Tony as well as his friends is from England. 托尼还有他的朋友们都来自英格兰。 用法拓展 返回 Language points 20 Complete the passage with the correct forms of the verbs in brackets. Why are local people richer and happier than before? 4c was be made have taken has built take have improved were make it + adj. + to do sth.使做某事… 强调对现在的影响 In the past, it ______ (be) difficult to travel in Guizhou. In many places, there used to ______ (be) no bridges to cross over mountains and rivers, and most roads were just dirt tracks. This ______ (make) it difficult for locals to bring products to the market or to develop industry. Now great changes ____________ (take) place. The government ___________ (build) thousands of kilometres of highways, railways, and wide roads. It has also built many high bridges over mountains and rivers. A journey that used to _________(take) a day now takes only a few hours. As a result, the lives of local people __________________ (improve). They are much richer and happier than they once ________ (be). 成千上万的 因此 as a result of...因为,由于 返回 Production who has helped make life better? Parents? Teachers? Workers? Thinking hard work of many people and the support of the government. 1.In Guizhou, My parents have worked hard to give me a good education. The workers have built a new park for us. Who Made the Changes Possible? 2.In our hometown, Change makes life better. Thinking New roads may destroy old forests. Changes can bring problems too. Not All Changes Are Good We should balance development with health. What should we do? Fast food restaurants – convenient but unhealthy. We should ... Summary 1.主语+be(were,was) 2.主语 + 动词过去式 一般过去时 现在完成时 1.主语 + be (am, is, are) 2.主语 + 动词原形/单三 NOW 一般现在时 Grammar rules 【主语 + used to+动词原形】 过去习惯/状态（现在已改变） TIME I visited my grandma last week.。 We used to live in a small flat. They have built a new hospital. 主语 + have / has + done He gets up early in the morning. Exercise 一、句型转换 1.He used to play football after school.（变为一般疑问句） ____ he ____ to play football after school? 2.They used to live in London.（变为否定句） They ____ ____ to live in London. 3.She used to walk to school every morning.（对画线部分提问） What ____ she ____ to ____ every morning? 4.Tom used to get up at 6:00.（对画线部分提问） ____ ____ Tom ____ to get up? 5.My mother used to cook Chinese food.（变为反义疑问句） My mother used to cook Chinese food, ____ ____? 6.Linda was afraid of the dark.（变为反义疑问句） Linda was afraid of the dark, ________ ______? Did use didn’t use did use do When did didn’t she wasn’t she use 1.My grandfather ______ drink coffee every morning, but now he prefers tea. A. used to B. is used to C. gets used to 2.He ______ be shy, but now he enjoys giving speeches in public, ______ he? A. used to;didn’t B. used to; doesn’t C. is used to; isn’t 3.— Did your sister ______ stay up late to study? — No, she ______. But now she ______ working until midnight. A. used to; didn’t; is used to B. use to; didn’t; gets used to C. used to; wasn’t; is used to 4．—Tina, when did you come to Guangyuan? —Oh, many years ago. I ________ here since I was five. A．have gone B．have been C．was D．am 4．—Peter, did you play table tennis with your friends after school yesterday? —No, I didn’t. We ________ vegetables in our school garden. A．water B．have watered C．watered D．are going to water 二、选择题 A B A B C Homework Must do:1. 将本课所学内容汇总成一幅思维导图。 Choose to do:2. 用一般过去时和现在完成时写几句句子，描述家乡近几年发生的变化，以及这些变化给你的生活带来的影响。 Homework Lavf58.46.101 $The truth is bullet proof is not falling. You, I don't just the same, me and to essay hours yesterday have gone on separate live, my live in that way in the best because that chase and kind turns out open bus, broken heart and going wait fire. Used to be crazy, used to be fun, you say, and used to be one, I say, and used to be Young, not me. That's going right. And I used to be crazy. That's because I used to be Young.