Unit 1 课时1 Section A（1a-2d）课件-九年级英语上册【趣味课堂】精品备课（人教版2024）

该初中英语课件围绕“环境变化与家乡转变”主题，涵盖sandstorms、farmland shortage等核心词汇及used to do sth.、be covered with等句型。课堂导入通过“Read and guess”游戏描述环境问题引导学生猜测，结合Pre-listening图片对比、While-listening信息提取分类、Post-listening变化复述，构建从输入到输出的学习支架。 其亮点在于融合语言能力、思维品质与文化意识，如听力分层任务提升信息提取能力，对比分析家乡交通、设施、环境变化培养逻辑思维，案例渗透环保与家国情怀。采用情境对话、思维导图总结及分层作业，学生能提升语言运用与问题解决能力，教师可高效开展听说读写综合教学。

What changes have taken place around you? 第1课时 (Section A 1a-2d) Unit 1 The Changing World Lesson Objectives: In this lesson, we will be able to: 1. Master new words about environmental changes and use them to describe hometown transformations. 2. Complete listening tasks, extract key information about changes, and answer follow-up questions. 3. Practice speaking about environmental problems and solutions using target language. 4. Develop awareness of environmental protection and appreciate the efforts to improve living conditions. 目 录 01 Lead in 02 Pre-listening 03 While-listening 04 Post-listening 05 Language points 06 Exercise&Homework CONTENT In this unit, you will： 1. talk about how things are different from the past. 谈论事物随着时间的推移发生了怎样的变化。 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。 The Changing World 变化中的世界 Look and share 1. How are these two photos different? 2. Why do you think this place chagned so much? 3. How has your hometown changed over time? The black-and-white one shows a dry, empty place with a single tree. The colour one is green and lively—there are lots of plants and a small streatm. The government and the people in that area make great efforts. My hometown has built more tall buildings, wide roads and beautiful parks. What brings about changes? 是什么引起了变化？ Big Question bring about 带来; 引起 The photos show changes in Li Rui’s hometown over the years. What are they? How do they make you feel? 1a Pre-listening land is dry/barren few green trees only one building covered with trees and plants fresh air green home Great changes The photos show changes in Li Rui’s hometown over the years. What are they? How do they make you feel? 1a Pre-listening Changes: The bare sandy hills in the past are now covered with thick green trees. The environment becomes much greener. Feelings: I feel happy and proud. Great efforts brought about such amazing changes. 20 years ago, a man named Bob visited a dry sandy town. The roads were rough. There used to be sandstorms all the time. The farmland was getting smaller. People had no supermarket, no good hospital. Today, he returns with his son George, and everything changes. Why? What brought about these big changes? Let’s find out today. Listen to a telephone conversation. Then answer the questions. 1b While-listening 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? Listen again, then read and check your answers. 1b Li Rui: 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. 1. Why does George call Li Rui? He calls Li Rui because he and his father are going to visit Li Rui’s hometown and he wants Li Rui to be their guide. Listen again, then read and check your answers. 1b 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. 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. Listening tasks Listen and fill. Then follow and check. Li Rui: Hello, George. George: Hi, Li Rui. Guess what! My father, Bob, and I are going to visit your hometown. Could you be our ________? Li Rui: Sure! I’d love to. George: Wonderful! You know, my father’s ________ visit was about 20 years ago. He became a good ________ of your grandfather. Li Rui: Grandpa will be so happy. They haven’t seen each other for ________! George: Yes, and my father really wants to see how the place has changed ________ he last visited. Section A, 1b guide last friend ages since for ages 多年; 很久 Li Rui is now showing George and his father around her hometown. Listen to their conversation and complete the table. 1c Past Present It took __________ to reach the town. Going to school by bus took nearly _________over rough roads. With the new road, 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 _____________. It takes/took (sb.) some time to do sth. 做某事花费(某人)一些时间。 其中it是形式主语，真正的主语是 后面的动词不定式(短语)。 used to do sth. 过去常常做某事 be covered with 被……覆盖 Li Rui is now showing George and his father around her hometown. Listen to their conversation and complete the table. 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 an hour 40 minutes 15 minutes have to travel far hospital shopping supermarket sand beautiful trees Listening tasks Listen and find out the answers. Then repeat it. Section A, 1c How do they talk about the changes of Li Rui’s hometown? 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 such 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! Traffic (交通) Public facilities (公共设施) Environment (环境) Post-listening Retell the changes in Li Rui's hometown. Changes Traffic (交通) Public facilities (公共设施) Environment (环境) Past: It took __________ to the town; Going to school by bus took nearly __________ over rough roads. Now: New roads, only __________ to town; school bus just ____________. Past: Travel far to see a doctor; no good shopping places. Now: A new _________; a ___________ on the street. Past: Hills covered with _________. Now: Hills covered with ______________. half a day 40 minutes an hour 15 minutes hospital supermarket sand beautiful trees Discuss the changes in 1c. How do you think they happened? 1d How government locals/local people Discuss the changes in 1c. How do you think they happened? 1d An example Possible version I think they happened because the government built new roads, hospitals and supermarkets, and people planted many trees to protect the environment. Lead-in Read and guess This happens when strong winds blow sand everywhere. People can't see clearly and it's hard to breathe. Let's play a guessing game! I'll describe some environmental problems. Guess what they are. sandstorms /'sændstɔːm/ n. 沙尘暴 Lead-in Read and guess Not enough land for farming. Not enough fields to plant rice, wheat, vegetables, etc. Maybe caused by urban expansion, desertification, land being built into houses or factories. farmland shortage /'fɑːmlænd/ /'ʃɔːtɪdʒ/ 耕地短缺 Lead-in Read and guess This happens when people don't have modern tools or knowledge to solve problems efficiently. lack of technology /læk/ 缺乏技术 Lead-in Read and guess There is not enough clean, usable water to meet the needs of people, farms, factories, or the environment in a certain area. water shortage 缺水 These problems once made life very hard in Li Rui's hometown. Which problem was the biggest challenge? Let's go to 2a and rank them. Rank the following problems from 1 to 4, with 1 being the worst. 2a 2 1 3 4 sandstorms water shortage farmland shortage lack of technology Give your reasons. 2a Water shortage — Rank 1 (the worst) Reason: If there is not enough water, people can’t live or grow food well. Sandstorms — Rank 2 Reason: Sandstorms hurt people’s health and damage crops. Give your reasons. 2a Farmland Shortage — Rank 3 Reason: And not enough land means not enough food. Lack of Technology — Rank 4 Reason: Technology is important, but people can still work without it. Listen to the conversation between George’s father and Li Rui’s grandfather. What problems in 2a did they mention? 2b They mentioned two problems —sandstorms and farmland shortage. Listen again and fill in the table. How has the environment affected local lives? 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. They are __________sandstorms now and the environment is getting _________. It has improved local lives. What speech of word is probably missing in the blanks? 过去 措施 现在 There used to be+某人/某物 (+其他). 过去有...... n. n. n. adj. v. n. n. adj. n. adj. adj. Listen again and fill in the table. How has the environment affected local lives? 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. They are __________sandstorms now and the environment is getting _________. It has improved local lives. sandstorms fields hand long hold areas machines huge trees fewer better all the time 总是；一直 by hand 手工 with one’s support 在某人的支持下 corn fields 玉米地 Listening tasks Listen and check your answers. Then repeat it. Section A, 2b&2c Bob: I’m amazed by how green your hometown has become! Grandpa: Have you seen the corn fields outside of the town yet? Bob: Yeah! They’re huge! Grandpa: There used to be sandstorms all the time, and the fields were getting smaller and smaller. Then, after one big sandstorm, we decided to do something. Bob: What did you do? Grandpa: We found a small bush. It had long roots that could hold the soil together. We began planting it in sandy areas. The government provided support too. Bob: Wasn’t it difficult to plant so many bushes? Grandpa: Yes, it was. At the beginning, we worked by hand. Later, we had machines to help. We have planted many bushes and trees since then. There are fewer sandstorms now and the environment is getting better. It has also improved our lives. Everyone has become richer and happier. Discuss how the problems in 2b were solved. 2d A: The area used to be covered with sand. B: What did they do to solve this problem? A: They planted bushes and trees. The land has become ... Pair work Discuss how the problems in 2b were solved. 2d What did they do to solve this problem? The hills used to be covered with sand. They planted bushes and trees with government support. The land has become green and beautiful. / They found special bushes to hold soil, first worked by hand and later used machines. Now we have huge corn fields. 1. 带来；引起 ___________________ 2. 被......覆盖 ____________________ 3. 耕地短缺 _____________________ 4. 在某人的支持 _____________________ 5. 总是；一直 ____________________ 6. 手工 ______________________ 7. 玉米地 __________________ Key phrases bring about farmland shortage be covered with with one’s support all the time by hand corn fields Language points 教材 P2 1b 1. When did George’s father last visit the place? George的爸爸上一次来这个地方是什么时候？ last adj. 上一个的;最后的, 末尾的 / adv. 最后，最终; 上一次 / v. 持续 ①【形容词】上一个的 The last time I saw him was in May. 我上次见到他是在五月份。 ② 【形容词】最后的；末尾的 Luckily, he caught the last bus. 幸运地是，他赶上了末班车。 ③【副词】最后；最终 Last, spell your name. 最后，拼写你的名字。 ④【动词】持续 The meeting has lasted an hour. 会议已经持续一小时了。 练习：你上一次去北京是什么时候？（完成译句） When did you _________ visit Beijing? last Language points 教材 P2 1c 2. The hills were covered with sand. 山丘上覆盖着沙子。 be covered with 被……覆盖 e.g. Mount Qomolangma is covered with snow all year round. 珠穆朗玛峰终年被雪覆盖着。 拓展：cover... with... 用……覆盖…… e.g. Jack covered his mouth with his right hand. 杰克用右手捂住了嘴。 练习：The ground ________ thick snow after the heavy snowstorm last night. A. covers with B. was covered with C. covers by D. is covered by B Language points 教材 P2 2a 3. farmland shortage 耕地短缺 shortage n. 短缺 搭配：a shortage of 缺少…… 其后常接 water, money, material 等表 具体物质或资源类的名词。 句型：There is no shortage of... 不缺…… /……有的是 e.g. The city is suffering from a shortage of fresh water. 这座城市正遭遇淡水短缺。 There is no shortage of (= There are plenty of) things to do in the city. 城市里不愁没活干。 练习：Water footprint matters because of ________. A. water shortages B. too much water on Earth C. people using too little water D. clean water everywhere A Language points 教材 P2 2a 4. lack of technology 缺乏技术 lack n. 缺乏 / v. 缺乏;不足 (1) 【名词】缺乏 搭配: lack of 缺乏…… 其后常接 sleep, interest (兴趣), patience，courage 等表抽象概念的名词。 e.g. The research shows that lack of sleep can affect our memory. 研究表明，睡眠不足会影响我们的记忆力。 (2)【动词】缺乏；不足 e.g. She used to lack confidence, so she seldom answered questions in class. 她过去缺乏自信，所以她很少在课堂上回答问题。 练习：Water pollution results in a ________ (lack) of clean drinking water. lack Language points 教材 P2 2c 5. It had long roots that could hold the soil together. 它有很长的根，能够把土壤牢牢固定在一起。 root n. 根 e.g. Plants take in water through their roots. 植物通过根来吸收水分。 拓展：root n. 根源；起因 the root of ……的根源/起因 e.g. Lack of education is the root of these social problems. 教育缺失是一些社会问题的根源。 练习：我们需要用土把树根盖住。 We need to cover the _________ with soil. roots Language points 教材 P2 2c 6. They began planting it in sandy areas, with the government’s support. 在政府的支持下，他们开始在沙化地区种植这种灌木。 1) sandy adj. 铺满沙子的；含沙的 由“sand (n.沙子) + -y”构成。 sandy soil 沙质土壤 sandy beach 沙滩 e.g. My aunt grew some peanuts in sandy soil. 我姑姑在沙地里种了一些花生。 2) support n./v. 支持 (1)【不可数名词】支持 with one’s support 在某人的支持下 e.g.With your support and help, we succeeded in finishing the project on time. 在你们的支持和帮助下，我们成功地按时完成了项目。 (2)【动词】支持;帮助 support sb in (doing) sth 在(做)某事方面支持某人 e.g. His family supported him in making his own decision. 他的家人支持他自己做决定。 (3)【动词】赡养；抚养 e.g. She has to work hard every day because she has two children to support. 她必须每天好好工作，因为她有两个孩子要抚养。 Exercises 1. The road was so r__________ that it was uncomfortable to ride a bike on it. 2. A strong s__________ hit the town yesterday, and people couldn't see clearly outside. 3. The government has given a lot of s__________ to farmers in poor areas. 4. The workers planted many b__________ to stop the sand from moving. 5. The villagers used to have a __________ /ˈʃɔːrtɪdʒ/ of clean drinking water. I. 请根据所给的首字母或音标写出单词。 ough andstorm upport ushes shortage Exercises 1. The hills used to __________ (be) covered with sand, but now they are green. 2. With the government's __________ (support), they built a new hospital in the town. 3. The roots of the bush can hold the soil __________ (good) than those of small grass. 4. They have planted many trees since then, so there are __________ (few) sandstorms now. 5. It __________ (take) them half a day to reach the town 20 years ago. II. 用括号中所给单词的适当形式填空。 be support better fewer took Exercises 1. 是什么带来了这些巨大的变化？ What ________ ________ these great changes? 2. 过去这座山上覆盖着沙子。 The hill ________ ______ ______ ________ ________ sand. 3. 在政府的支持下，他们开始在沙地里种灌木。 ________ the government's ________, they began planting bushes in sandy areas. 4. 由于耕地短缺，人们很难种植足够的粮食。 Because of the ___________ ___________, it is hard for people to grow enough food. 5. 这种植物的长根可以把土壤固定在一起。 The plant has long ________ that can ________ the soil together. III. 根据汉语提示完成句子（每空一词）。 brought about used to be covered with With support farmland shortage roots hold We learn: 1. Vocabulary: rough, sandstorm, farmland, bush, root, soil, sandy, government, support, corn; be covered with, bring about, lack of... 2. Sentence Patterns: It took sb. ... to do sth.; sb. used to do sth.; What changes have taken place? What did they do to solve the problem? 3. Listening & speaking skills: Catch time, place and problem details in conversations; talk about past-present changes and environmental solutions logically. We can: 1. Describe hometown traffic, public facilities and environmental changes. 2. Retell the story of sandstorm control with target words and sentences. 3. Realize the importance of environmental protection and value hometown development. Summary Homework 1. 基础层：抄写全部生词；跟读 1c、2c 听力音频 2 遍。 2. 提高层：借助课堂思维导图，写一篇 60 词左右短文，介绍 李锐家乡的变化。 3. 拓展层：思考 3 条改善环境的办法，仿照 2d 格式编写完整 英文对话。 Thank you! $Hello, George. Hi lily. Guess what? My father, bob and I are going to visit your hometown. Could you . be our guide? sure. I'd love to. What do you think of your trip so far? amazing. When I first visit IT here, IT took half a data. Reach the town. Now with the new roads, IT takes only an hour. Yes, when I was a child, the bus took nearly forty minutes over rough roads to get to school. Now IT takes only fifteen minutes. wonderful. You know, my father's last visit was about twenty years ago. He became a good friend of your . grandfather. Grandpa will be so happy they haven't seen each other for ages. Yes, and my father really wants to see how the place has changed since he last visited. Life is much easier. Not only that, we used to have to travel far to see a doctor, but now our town has built a new hospital. great. And didn't I see a supermarket down the street? Yes, we didn't have any such places for shopping until ten years ago. But the biggest changes on the hills, they used to be covered with sand . and now they have been covered with beautiful trees. What do you think of your . trip so far? amazing. When I first visited here, IT took half data. Reach the town. Now with the new roads, IT takes only an hour. Yes, when I was a child, the bus took nearly forty minutes over rough roads to get to school. Now IT takes only fifteen minutes. Life is much easier. Not only that, we used to have to travel far to see a doctor, but now our town has built a new hospital. great. And didn't I see a supermarket down the street? Yes, we didn't have any such places for shopping until ten years ago. but the biggest change is on the hills. They used to be covered with sand. and now they have been covered with beautiful trees. Hello, George. Hi lily. Guess what? My father, bob and I are going to visit your hometown. Could you . be our guide? sure. I'd love to. wonderful. You know, my father's last visit was about twenty years ago. He became a good friend of your . grandfather. Grandpa will be so happy. They haven't seen each other for ages. Yes, and my father really wants to see how the place has changed since he last visited. I'm amazed by how Green your hometown has become. Have you seen the corn fields outside of the town yet? Yeah, they're huge. There used to be sand storms all the time, and the fields were getting smaller and smaller. Then after one big sandstorm, we decided to do something. What did you do? We found a small bush. IT had long roots that could hold the soil together. We began planting IT in Sandy areas. The government provided support, too. Wasn't IT difficult to plant . so many bushes? Yes, IT was at the beginning. We worked by hand later. We had machines to help. We have planted many bushes and trees since then. There are fewer sand storms now, and the environment is getting Better. IT has also improved our lives. Everyone has become richer and happier.