Unit 1 Lesson 1 Section A (1a-1d)（讲解课件）-【优翼·学练优】2026-2027学年九年级英语上册同步备课（人教版·新教材）

该初中英语课件围绕“家乡变化”主题，通过对比塞罕坝、镇北台的今昔照片导入，引导学生观察环境从沙漠到绿洲的转变，进而过渡到Li Rui家乡在交通、医疗、购物、环境等方面的具体变化，结合听力对话和“used to”“be covered with”等语言点，搭建从感知到表达的学习支架。 其亮点在于融合文化意识与思维品质，以中国塞罕坝治沙、镇北台环境改善等本土案例激发家国情怀，通过对比表格分析变化原因（如政府投资、植树造林）培养分析推断能力，语言能力方面提供“It took...but now...”等实用句型和听力练习。采用情境对话、小组讨论等方法，学生能提升语言运用与思维，教师可借助结构化活动和本土化素材优化教学。

Lesson 1 Section A (1a—1d) Learning Objectives talk about the changes in a hometown by comparing the past and the present. 2. listen for specific information about changes. 3. discuss how these changes happened and how they make life better. In this lesson you will: Look and Share How are these two photos different? This place looks like a desert. Only one tree stands alone on the dry, open land. This place is green and lively. There are many plants, bushes, and a winding river flowing through it. How has this place changed over time? It has changed from a dry and sandy place to a green and lively place. Why do you think this place has changed so much? People worked hard to plant trees / ... This place is Saihanba（塞罕坝）in Chengde, Hebei, China. Saihanba used to be a dry and barren place with only one tree. The land gradually turned into a desert. To improve the environment, people planted about 480 million trees （4.8亿棵树）there. After more than 60 years of hard work, it has become a green forest, a beautiful natural reserve and a popular scenic spot. It is a wonder that people turned the desert into a forest. The famous lone tree still stands there, giving people hope. Do you know this place? It is called Zhenbeitai, （镇北台）in Yulin, Shaanxi. It was built during the Ming Dynasty and was a famous watchtower on the Great Wall. It is known as the “First Tower of the Great Wall”. 1a used to be: now: a dry, sandy area with very few plants a green land with lots of plants feeling: It’s amazing to see how much the environment has changed through hard work. The process must have been very tough. The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? After years of hard work, the area has been completely changed into a green oasis. Today, it stands as a great example of successful environmental protection. This is a photo of Zhenbeitai which was taken in 1984. Back then, it lay on the edge of the Mu Us Desert（毛乌素沙漠）, surrounded by yellow sand and almost no green plants, and moving sand even nearly buried the ancient city walls. Listen to a telephone conversation. Then answer the questions. 1b 1. Why does George call Li Rui? 2. What is the relationship between George's father and Li Rui's grandfather? 3. When did George's father last visit the place? Because George and his father will visit Li Rui’s hometown. They want Li Rui to be their guide. They are good friends. About 20 years ago. Li Rui is now showing George and his father around her hometown. Read the table. From what aspects has her hometown changed? transportation healthcare shopping environment What related expressions might you hear while listening? Pay close attention to those expressions while you listen. 1c Listen to their conversation and complete the table. half a day nearly 40 minutes an hour 15 minutes travel far hospital places supermarket sand trees Listening Scripts 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. 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! 这是一个否定疑问句，意思是“我刚才不是看到街对面有一个超市吗？”Didn’t I see...?把not提前，用来表示确认和惊讶。 Discuss the changes in Li Rui’s hometown. Pair Work A: How long did it take to reach Li Rui's hometown in the past? B: It took half a day. A: How about now? B: With the new roads, it takes only one hour. A: How long did it take to go to school before? B: ... Useful Expressions Useful sentence patterns and expressions to describe and compare past and present: Time comparison It took (time) to do sth in the past, but now it takes (time) to do sth. E.g. It took half a day to reach the town, but now it takes only an hour. Past state VS Present state Sb used to ..., but now sb does ... / there is ... E.g. We used to travel far to see a doctor, but now the town has a new hospital. The biggest change is in/on ... E.g. The biggest change is on the hills. They were covered with sand, and now they are covered with trees. They used to ..., but now they have been ... E.g. They used to be covered with sand, but now they have been covered with beautiful trees. 1d Discuss the changes in 1c. How do you think they happened? I think these changes happened because ... the government invested（投资） to build new roads and facilities（设施） people worked hard to plant trees to improve the environment everyone hoped to make their hometown a better place and enjoy a nicer life What other reasons can you think of? Further Thinking What changes have happened in your hometown in the past five years? What changes would you like to see in the future? Changes have happened: transportation environment buildings daily life new roads / subways have appeared, ... more city parks have been built, roads are cleaner, ... new school / shopping centers have been built, ... can take online orders easily, ... Changes you would like to see: better environment more facilities better transportation cleaner places more sports parks or green parks to play and relax, ... new library / hospital / sports center / ... more subways or shared bikes, ... more trash cans on the street, ... Language Points 1. When I was a child, the bus took nearly 40 minutes over rough roads to get to school. rough adj. 崎岖的 E.g. The road was rough, so the bus moved slowly. This paper is rough. It's not smooth like printer paper. 路很颠簸，所以公交车开得很慢。 这张纸很粗糙，不像打印纸那么光滑。 rough 还可以用来形容（天气）恶劣的、风浪大的。 E.g. The boat couldn’t sail in such rough weather. 这么恶劣的天气，船无法航行。 We had a rough flight because of the storm. 因为暴风雨，我们的飞行很颠簸。 rough 还可以用来形容（日子）艰难的、不好过的。 E.g. I had a rough day at work today. 我今天工作很不顺利。 Many families had a rough life during the war. 战争期间，很多家庭生活艰难。 2. And now they have been covered with beautiful trees! be covered with 被......覆盖 E.g. After the snowstorm, the ground was covered with white snow. 暴风雪过后，地面被白雪覆盖了。 My little sister's hands were covered with chocolate after she ate the cake. 我妹妹吃完蛋糕后，手上沾满了巧克力。 本文件著作权为创作公司所有, 仅限于教师教学及其他非商业性和非盈利性用途。如发现盗用、转卖、网络传播等侵权行为, 本公司将依法追究其相应法律责任。 部分素材选自网络, 如有争议, 请联系删改。 声 明 www.17zuoye.com 本音频通过一起作业网听力材料制作工具生成 38952.0 www.17zuoye.com 本音频通过一起作业网听力材料制作工具生成 59184.0 $