Unit 1 Section A 1a-1d【精讲课件】2026-2027学年九年级英语上册同步精品课件（新教材人教版）

该初中英语课件围绕“家乡变化”主题，核心知识点为用used to结构及现在完成时对比过去与现在。课堂通过“Time Traveler”找不同、看图对比（如干旱与绿色场景）导入，从交通、医疗等具体变化切入，逐步过渡到语法结构学习，搭建清晰的知识支架。 其亮点在于以任务驱动（听力填表、小组讨论变化原因）提升语言能力，融入“中国变化”及“绿水青山就是金山银山”论述增强文化意识，通过讨论变化利弊培养思维品质。采用角色扮演、小组汇报等情境化教学，学生能提升语言运用与批判性思维，教师可借助丰富活动设计提高教学效率。

Unit One The Changing World What brings about changes? Section A 1a-1d Time Traveler Spot 3 differences in 10 seconds! 10 9 8 7 6 5 4 3 2 1 Learning Objectives 通过本节课的学习，学生能够： 1.能听懂两段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，能使用 used to 与 now / 现在完成时 进行过去与现在对比（应用实践）。 3.能讨论家乡各项变化产生的原因，能提出改善环境问题的个人想法（迁移创新）。 In this unit, you will： 1. talk about how things are different from the past.（谈论事物和过去相比发生的变化） 2. discuss how changes have influenced our lives.（探讨变化如何影响我们的生活） 3. find out how changes happened. （探究变化发生的缘由） 4. explore what you can do for your hometown.（思考自己能为家乡做些什么） Look and share 1.How are these two photos different? 2.How has this place changed over time? 3.Why do you think this place changed so much? One is dry with only one tree. The other is green with many tress. It changed from dry and bare to green and lively. People planted trees and protects the land. The government made efforts to protect the environment. 中 国 的 变 化 What changes have taken place around you in the last few years? Roads? Buildings? Schools? Hospitals? Shopping? Environment? Where is your hometown? Are there any changes in your hometown? Changes What changes have taken place in your hometown? changes in transpotation Changes What changes have taken place in your hometown? changes in housing Changes What changes have taken place in your hometown? changes in communication Changes What changes have taken place in your hometown? changes in education Changes What changes have taken place in your hometown? changes in environment Changes The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? Past Present The land looks dry and poor. Few trees or plants The old building looks lonely. Everything is green! Trees and plants everywhere. Parks, and even new building. 1a The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? 1a transportation environment hospital shopping school road Changes The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? 1a surprised amazed proud Predict Now, we will listen to a short telephone conversation in 1b. Listen for the main purpose and then and check if your predictions are right. Why does George call Li Rui? What is the relationship between George's father and Li Rui's grandfather? When did George's father last visit the place? Listen to a telephone conversation. Then answer the questions. 1b George and his father are going to visit Li Rui's hometown. He asks Li Rui to be their guide. They are good friends. About 20 years ago. “Before listening, read the questions carefully. While listening, pay attention to key words like 'visit', 'friend', and numbers like '20 years'.” 1c 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 have to travel far any good places sand half a day an hour 15 minutes hospital supermarket beautiful trees adj.崎岖的 被...覆盖 new road new hospital new supermarket new green hills Discuss the changes in 1c.How do you think they happened? 1d Better roads and public transport （The government built new roads.） Improved public services （New hospitals and supermarkets were built in the town.） Hard work of local people （Villagers worked together to build roads, plant trees, and improve their living conditions.） Environmental protection and green projects （People planted many trees on the hills.） How? Section A, 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! 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. Listen to the conversation and fill in the blanks. Section A, 1c 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! Listen to the conversation and fill in the blanks. Role play the conversation and analyze the text. 描述过去 It took half a day. The bus took 40 minutes. They used to be covered with sand. We used to travel far to see a doctor. 描述变化结果 It takes only an hour now. It takes only 15 minutes now. They have been covered with trees. Our town has built a new hospital. How do they talk about changes? About the past About the present When I first visited there, it took... When I was a child, the bus took... We used to have to... We didn’t have any...until... The hill used to be... Now, with new roads, it takes... Now, it only takes... But now, our town has built... And now, the hills have been covered with... How does each of them feel about the changes in the hometown? Why? Li Rui feels happy and proud of them. Because the changes have brought more convenience to life. Bob feels amazed and excited. Because there are big improvements in transport, shopping and the environment. George feels that life is much easier because of these improvements. 我不是在街上看到了一家超市吗？（惊讶+确认） President Xi says green mountains and clear waters are gold and silver. What is the biggest change in Bob’s eyes? Group work: Four students in a group to talk about the changes mentioned in the listening. 小组汇报句型： “In our group, we think ______ has changed the most. It used to ______, but now ______. We feel ______ about this change because ______.” Here is a sample. Make a report in groups. Assessment Evaluation Criteria Self Peer Teacher Use sentences correctly （正确使用句子） Use words properly (恰当使用词汇） Cooperate actively （积极合作） Speak fluently （流利表达） Are all changes good? Can you think of any disadvantages of these changes? Brainstorm the question. Changes can bring us a better life, but we should also remember our roots and traditions. Love our hometown, and we can all contribute to its development. Further Thinking • What do these changes tell us about life in the village? • Who do you think made these changes possible? • What can we learn from these changes for our own lives? Life is now more convenient, greener, and healthier for villagers. Government support and villagers’ hard work brought these improvements. Small efforts and teamwork can create big positive changes. The village’s growth shows the power of progress and cooperation. It teaches us to value development, protect our home, and work together for a better future. last adj. 上一次游览 = became your grandfather’s good friend for ages = for a long time Notes Could you ...? 礼貌地提出请求 /Of course! “花费时间” 用take的表达 ： 1, It takes (sb.) + 时间 + to do 2 , Sth / Doing sth takes + 时间 be covered with 被…覆盖 much/a lot +比较级 not…until…直到…才 down the street =along the street used to do 过去常常做（现在不做了） travel far 走很远 =The bus ride took… Language points It took half a day to reach the town. 句意：“到达镇上花费半天时间。” It takes (sb.) some time to do sth. 做某事花费（某人）一段时间 其中it为形式主语，真正的主语是后面的动词不定式（短语） 例句：It took them three hours to watch the movie. 看电影花费了他们3个小时。 We spent seven days finishing the work. 我们花费了七天完成这份工作。 1 拓展：人+spend (s)+时间+doing sth 人+spend (s)+时间+on sth Language points 练 1.I ______ two hours on my homework every day. A. take B. spend C. cost D. pay 2.根据汉语意思完成句子。 咨询师Linda花了两个小时跟Andy沟通。 _____ _____the counselor Linda two hours ____ ____________ with Andy. B It took to communicate Language points They used to have to travel far to see a doctor. 句意：“他们过去得去很远的地方看医生。” used to do sth 过去(常常)做某事 主语为人或物，表示过去经常发生的动作 2 拓展：be used to do sth 被用来做某事 主语多为物，强调某物的用途，与be used for doing sth 同义 be used to doing sth 习惯于做某事 主语为人或物，表示过去或现在的习惯性动作，与get used to doing sth同义 Language points 例句：He used to be very shy and afraid to speak. 他以前很害羞，不敢讲话。 This gym is used to hold different kinds of school activities. 这个体育馆被用来举办各种学校活动。 My uncle is used to walking for an hour after dinner every day. 我叔叔习惯每天晚饭后散步一小时。 Language points 练 1.He ______ play basketball every day, but now he likes swimming. A. used to B. use to C. is used to D. was used to 2.适当形式填空。 He used to __________ (live) in a small village. A live Language points The hills were covered with sand. 句意：“山上覆盖着沙子。” be covered with sth. 被......覆盖 为被动形式，其主动形式为cover...with..“用……覆盖……” 例句：The ground is covered with snow in winter 冬天地面被雪覆盖。 She covers the teddy bear with a cloth. 她用布盖住泰迪熊。 3 Language points 练 1.Most of the mountain ______ trees. A. cover with B. are covered with C. is covered with D. covers 2.根据汉语意思完成句子。 20世纪80年代，毛乌素沙漠完全被荒沙覆盖。 In the 1980s, the Mu Us Desert was fully _______ _______ barren sand. C covered with 一、选词填空。 My hometown has (1) ___________ a lot in the past 20 years. The (2) ___________ were very (3) ___________ before, and it (4) ___________ nearly an hour to get to the town. Now the roads are smooth and it takes only 15 minutes. People (5) ___________ travel far to see a doctor, but now we have a new (6) ___________. We also have a large (7) ___________ for shopping. The hills (8) ___________ sand, but now they are covered with beautiful trees. These changes have (9) ___________ better lives for local people. Great changes have (10) ___________ in my hometown. changed rough used to take change road hospital supermarket be covered with bring about take place roads rough took used to hospital supermarket were covered with brought about taken place A. 选用方框中的短语填空（每个限用一次） took a long time new roads used to walk a modern hospital covered with trees 1. In the past, it ____________________ to reach the town. Now with ____________________, it takes only half an hour. 2. They didn’t have a hospital before. Now they have ____________________. 3. The hills were ____________________. Now they are farmlands. 4. People ____________________ to the doctor’s office in the past. took a long time new roads a modern hospital covered with trees used to walk B、汉语提示填空题 1.这几年你的家乡发生了什么变化？      What changes have __________ __________ in your hometown over the years? 2.过去这些山丘上覆盖着沙子，但现在长满了树。 The hills __________ __________ be covered with sand, but now they are covered with trees. 3.你觉得目前为止这次旅行怎么样？ What do you __________ __________ your trip so far? 4.以前去镇上要花半天的时间。 It __________ half a day to __________ the town in the past. 5.自从他上次来这儿，这个地方改变了很多。 The place has changed a lot __________ he last ________ here. taken place used to think of took reach since visited Homework 1.Read the conversation about hometown changes three times aloud. 2.Make 5 sentences with the sentence structure: used to... 1.Create a short dialogue (at least 6 sentences) with your partner about the changes in your hometown. 2.Write a short passage (about 50 words) about your hometown changes. 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