Unit 1 The Changing World Section A 1a-1d 课件 2026-2027学年人教版九年级英语上册

该初中英语课件围绕“家乡与社会的变迁”核心主题，聚焦used to结构及过去与现在的对比表达，通过视频导入房县皂角树及塞罕坝林场黑白与彩色照片对比，引导学生观察环境变化，再延伸至家乡交通、住房等具体领域，搭建从观察到讨论再到听力理解的学习支架。 其亮点在于融合语言能力与文化意识，以陕西榆林镇北台案例的听力对话训练信息获取与对比表达，结合本土案例增强家国情怀。分层作业设计（基础默写与拓展写作口语）提升学习能力，教师可借助结构化活动提升教学效率，学生在实践中培养分析思维与跨文化沟通能力。

Watch a video 变化中的世界 Unit 1 The Changing World In this unit, you will： 1. talk about how things are different from the past。 谈论事物与过去有怎样不同。 2. discuss how changes have influenced our lives. 讨论变化如何影响了我们的生活。 3. find out how changes happened. 弄清变化是如何发生的。 4. explore what you can do for your hometown. 探讨你能为家乡做些什么。 单元主题 范畴：人与社会 主题群：历史，社会与文化 子主题内容：家乡与社会的变迁 Look and share 1. How are these two photos different? black and white a single tree and full of sand boring and lifeless green a river and thousands of trees lively and amazing 河北塞罕坝林场 Look and share 2. Why do you think this place changed so much? 人 People make great efforts to plant more trees and protect the environment. Look and share 3. How has your hometown changed over time? Transportation 交通 road ways Look and share 3. How has your hometown changed over time? Housing 住房 road ways Look and share 3. How has your hometown changed over time? Public places公共场所 People’s efforts technology bring about 引发 changes Learning Objectives 1.能听懂有关家乡变化的对话，获取对话中关于交通、医疗、购物、环境等方面的过去与现在的对比。初步感受 used to 结构（学习理解）。 2.能根据听力内容完成任务表格，能正确使用 used to 与 now进行过去与现在对比（应用实践）。 3.能讨论家乡各方面变化产生的原因，能提出改善环境问题的个人想法（迁移创新）。 What changes have taken place around you ? 第一课时 Section A 1a-1d changes Past Present 陕西榆林的镇北台 Changes The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? Past Present 1a In the past, the roads were rough. But now, the roads are flat. In the past, the hills were dry and poor. There were few trees or grass. But now, the hills are covered with plenty trees and grass. In the past, an ancient building stood alone. But now, there are some buildings around the ancient building. Changes The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? Past Present Happy surprised Amazed 1a Hopeful proud Here is a telephone conversation between George and Li Rui. Now, we will listen to a short telephone conversation in 1b. Listen then answer the questions. 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? They are good friends. About 20 years ago. 1b Because he and his father are going to visit Li Rui’s hometown and he wants Li Rui to be their guide. Listen again and check the answers. 1b LiRui: Hello, George. George: Hi, Li Rui. Guess what? My father, Bob, and I are going to visit your hometown. Could you be our guide? Li Rui: Sure! I’d love to! George: Wonderful! You know, my father’s last visit was about 20 years ago. He became a good friend of your grandfather. Li Rui: Grandpa will be so happy. They haven’t seen each other for ages! George: Yes, and my father really wants to see how the place has changed since he last visited. When visit? Why call? What relationship? Li Rui is now showing George and his father around her hometown. Listen to their conversation and complete the table. Past Present • It took ______ to reach the town. • Going to school by bus took ______ 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 for shopping. They now have a down the street. The hills were covered with . They are now covered with . nearly 40 minutes travel far good places sand half a day an hour 15 minutes hospital supermarket beautiful trees 被… 覆盖 过去常常 到达 1c 带....游览 Listen again and check the answers. Li Rui: What do you think of your trip so far? Bob: Amazing! When I first visited here, it took half a day to reach the town. Now, with the new roads, it takes only an hour. Li Rui: Yes. When I was a child, the bus took nearly 40 minutes over rough roads to get to school. Now, it takes only 15 minutes. George: Life is much easier! Li Rui: Not only that. We used to have to travel far to see a doctor, but now our town has built a new hospital. Bob: Great! And didn’t I see a supermarket down the street? Li Rui: Yes. We didn’t have any good places for shopping until 10 years ago. Bob: But the biggest change is on the hills. They used to be covered with sand. Li Rui: And now they have been covered with beautiful trees! New Supermarket New Hospital New Roads shorter time What changes? Green Hills 1c Discuss the changes in 1c. How do you think they happened? 1d These great changes happened because of three main reasons. 1.The government offered much support. It built new roads, hospitals and carried out tree-planting projects. 政府大力扶持，修建道路、医院，开展植树工程。 2.Local people worked hard together. They were determined to improve their hometown. 当地居民齐心协力，一心建设家乡。 3.New technology helped a lot. Better building and greening skills made the improvements possible. 科技提供助力，先进的基建、绿化技术让改善得以实现。 Changes Summary New words rough Expressions bring about, be covered with Sentences 1.It took half a day to reach the town. 2. We used to have to travel far to see a doctor. 3. The hills were covered with sand. Section A 1a-1d 重点短语及句型背默 短语背诵版 1.bring about带来；引起 2.take place发生 3.over time随着时间的推移 4.find out查明 5.show sb around领某人参观 6.over rough roads在崎岖的山路上 7.used to do sth过去常常做某事 8.be covered with被覆盖 9.for ages很长时间 10.down the street沿着街道 一、用括号内动词的正确形式填空，完成句子。 They ______________ (not see) each other for ages. It ______ (take) half a day to reach the town in the past. We _________ (use to) travel far to see a doctor. The hills ___________________ (cover) with beautiful trees now. She _________ (spend) 15 minutes walking to school every day now. took haven’t seen have been covered used to spends 2. Whose birthday is it? Homework A 层 基础巩固（全体必做） 默写 1c 表格完整句子（过去 + 现在对照） B 层 拓展写作 & 口语（选做） 一、口语作业 Discuss: How do you think these changes happened? 至少说 4 句话。 参考角度：修路、建公共设施、植树、家乡经济发展 二、书面小作文（60 词左右） Title: Changes in Li Rui’s Hometown 要求：对比家乡过去和现在的交通、医疗、购物、环境。 null 49214.12 $