Unit 1 Section A 1a -2d 课件 2026-2027学年人教版英语九年级上册

该初中英语课件围绕“家乡变化”主题，核心知识点包括used to句型、今昔对比表达及环境问题相关词汇。课堂导入通过展示Li Rui家乡道路、环境、建筑的今昔照片对比，结合问题“What changes have taken place around you?”引发思考，以听力对话（电话交流、导游介绍）为学习支架，衔接词汇学习与句型应用。 其亮点在于以任务链驱动学习，通过2a问题排序（如沙尘暴、缺水等）培养学生分析评价的思维品质，2d表格梳理问题与解决措施提升语言表达能力，补全对话练习借助支架辅助学习能力发展。采用情境教学与任务型活动，总结核心词汇句型列表，助力学生提升综合语言运用能力，也为教师提供清晰教学流程与丰富互动设计。

Unit 1 The Changing World Section A What changes have taken place around you ? (1a~2d) Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 听懂录音抓取家乡发展相关信息，掌握主题词汇与 used to 句型，梳理环境问题、治理行动与变化的文本逻辑。（学习理解） 1 借助学习支架，运用今昔对比句型复述家乡变迁，依托对话模板开展口语互动，交流环境问题与治理办法。（应用实践） 2 借助学习支架，运用今昔对比句型复述家乡变迁，依托对话模板开展口语互动，交流环境问题与治理办法。（迁移创新） 3 通过本节课学习，学生能够： 学习目标 Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ What have taken place around you? Pre Listening Lead In While Listening Post Listening Summary changes Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 3 Pre Listening Lead In While Listening Post Listening Summary The roads used to be rough and narrow. But now, the roads are flat and wide. The hills used to be dry. There used to be few trees or grass. The roads The environment But now, the hills are covered with plenty of trees and grass. The photos show changes in Li Rui’s hometown over the years. What are the changes? How do they make you feel? 1a adj. 崎岖的 被······覆盖=be covered by Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 4 The buildings used to be small and old. But now, the buildings are tall and fashionable. The hometown used to look dry and quiet. The buildings The hometown But now, the hometown becomes beautiful and lively. How do they make you feel? happy proud amazing surprised Pre Listening Lead In While Listening Post Listening Summary Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 5 Listen to a telephone conversation. Then answer the questions. Pre Listening Lead In While Listening Post Listening Summary 1b 1. Why does George call Li Rui? 2. When did George’s father last visit the place? 3. What is the relationship between George’s father and Li Rui’s grandfather? Because they are going to visit Li Rui’s hometown and he wants Li Rui to be their guide. George’s father and Li Rui’s grandfather are good friends. About 20 years ago. Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 6 1. Why does George call Li Rui? A. To ask Li Rui to be their guide B. To invite Li Rui to travel abroad C. To learn something about George’s hometown 2. When did George’s father last visit the place? A. About ten years ago B. About twenty years ago C. About fifteen years ago 3. What is the relationship between George’s father and Li Rui’s grandfather? A. Good friends B. Uncle and nephew C. Tteacher and student Listen to a telephone conversation. Then answer the questions. Pre Listening Lead In While Listening Post Listening Summary 1b √ √ √ Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 7 Li Rui is now showing George and his father around her hometown. Listen to their conversation and complete the table. Pre Listening Lead In While Listening Post Listening Summary 1c Past Present • It took ______ _____ _____to reach the town. • Going to school by bus took nearly ______ ______ over rough roads. • With the new roads, it takes only __ _____ . • Going to school takes only ___ ________ . They used to ______ ______ to see a doctor. The town has built a new __________. They didn’t have any such places for ________. They now have a __________ down the street. The hills were covered with ______. They are now covered with _________ _____. half a day 40 minutes travel far shopping sand an hour 15 minutes hospital supermarket beautiful trees it takes/took sb. sometime to do sth.某人花费时间做某事 used to do sth. 过去常常做某事 被......覆盖 Traffic (交通) Public facilities (公共设施) Environment (环境) How do you think the changes happened? government people Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Pre Listening Lead In While Listening Post Listening Summary However, there are also some problems behind the changes. sandstorms 沙尘暴 water shortage 缺水 lack of technology 缺乏技术 farmland shortage 耕地短缺 air pollution 空气污染 heavy traffic 交通拥挤 environmental pollution 环境污染 Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Pre Listening Lead In While Listening Post Listening Summary sandstorms 沙尘暴 water shortage 缺水 farmland shortage 耕地短缺 lack of technology 技术匮乏 Rank the following problems from 1 to 4, with 1 being the worst. Give your reasons. 2a hurt people’s health destroy plants and land pollute the air no enough clean water hard to grow crops slow down farm development cannot produce enough food less land for crops affect food supply waste water and land make farming hard slow down local development I think... is the worst because... Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Listen to the conversation and tick what problems in 2a did they mention? Pre Listening Lead In While Listening Post Listening Summary sandstorms 沙尘暴 water shortage 缺水 farmland shortage 耕地短缺 lack of technology 技术匮乏 2b √ √ √ Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Listen again and fill in the table. How has the environment affected local lives? Pre Listening Lead In While Listening Post Listening Summary 2c Past • There used to be _____________ all the time, and the ________ were getting smaller and smaller. • Locals worked by ________. Action • Locals found a bush. It had ________ roots that could ________ the soil together. • They began planting it in sandy ________, with the government’s support. • They had ________ to help. Present • The corn fields are ________. • They have planted many bushes and ________ since then. • There are ________ sandstorms now and the environment is getting ________. • It has improved local lives. sandstorms fields hand long hold areas machines huge trees fewer better work by hand 靠手工劳作 保持水土；固住土壤 在政府的支持下 影响当地的生活 改善当地的生活 Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 2d Discuss how the problems in 2b were solved. 2d Pre Listening Lead In While Listening Post Listening Summary Problems Solutions hills were covered with sand plant bushes and trees terrible sandstorms plant lots of trees to hold soil took a long time to reach the town build new roads rough roads build smooth new roads travelled far to see a doctor build a new hospital in town No places for shopping. build a supermarket In the past.... People/They.... Now..... Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Efforts turn desert into home. Pre Listening Lead In While Listening Post Listening Summary Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Pre Listening Lead In While Listening Post Listening Summary 1.过去常常做某事 2.被......覆盖 3.某人花费多长时间做某事 4.水资源短缺；缺水 5.耕地短缺 6.技术匮乏 7.影响当地生活 8.靠手工劳作 9.保持水土；固住 土壤 10.在政府的支持下 11.改善当地的生活 used to do sth. be covered with It takes/took sb. sometime to do sth. water shortage farmland shortage lack of technology affect local lives work by hand hold the soil with the government’s support improve local lives Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Homework ✅ Must do 仿照 2d 对话模板，创编一组关于问题与解决措施的对话。 ⭐ Choose to do 搜集一则家乡变化相关素材，准备好，下节课进行简短口头分享。 Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ Bob: I’m amazed by how green your hometown is! Grandpa: Have you seen the corn fields? Bob: Yeah! They’re huge. 1.______ Grandpa: There were terrible sandstorms years ago. Bob: 2.______ Grandpa: We decided to find ways to stop them. Bob: 3.______ Grandpa: We found a bush with long roots. Bob: 4.______ Grandpa: It could hold the soil. Then we planted it everywhere. Bob: 5.______ Grandpa: Yes! Now we have far fewer sandstorms. 补全对话 A. What did you find? B. What did you do to change it? C. What was the situation like before? D. How could the bush help? E. Did it make a big difference? C B A D E Exercise Mia原创课件！请勿搬运！！未经允许不得用于参赛！！！ 17 Lavf58.76.100 null 59845.406 null 68648.68 null 75075.43 null 74631.305 $