Unit 1 Section A 1a-2d 课件 2026-2027学年人教版九年级英语上册

该初中英语课件以“变化的世界”为核心主题，围绕Li Rui家乡在交通、医疗、购物及环境等方面的变迁展开，通过图片观察、对比预测搭建学习支架，引导学生从旧知（过去时）过渡到新知（现在完成时），系统学习描述变化的语言结构。 其亮点在于融合语言能力（听力信息收集、Retelling环节训练表达）、思维品质（问题排序分析变化原因）和文化意识（家乡变化案例增强家国情怀），采用“观察-听力-讨论-反思”教学法，助力学生提升语言运用与问题解决能力，教师可高效开展主题式教学。

Unit 1 The Changing World Section A 1a-1d What changes have taken place around you? 1.7.2013 ‹#› 不断变化的/变化的世界 bring about 带来；引起；导致 是什么带来了变化？ In this unit, you will 1.talk about how things are different from the past. 2.discuss how changs have influenced (影响) our lives. 3.find out how changes happened. 4.explore what you can do for your hometown(家乡). Look and share 1.How are these two photos different? 2.How has this place changed over time(随着时间推移)? 3.Why do you think this place changed so much? Step 1: Warming-up Look at the pictures. What changes can you see? Observation观察 What can you see in the two photos? Comparison对比 What are the key differences you can find? 1.7.2013 ‹#› sandy covered with, shortage, bush, root, soil, sandy 1. The left picture shows a dry, ______ area. 2. The hills are __________ sand, with no plants. 3. The right picture is covered with green trees and small ______. 4. The trees’ ______ hold the ______ together. 5. The new plants solve the water ______ problem. sandy covered with bushes roots soil shortage The photos show changes in Li Rui's hometown over the years. What are they? How do they make you feel? 1.7.2013 ‹#› Reflection How do you feel about these environmental changes环境的变化? Past Present Happy surprised Amazing 1.7.2013 ‹#› Step 2: Listening Activity 1: Pre-listening Prediction预测 What will the conversation be about？ Why does George call Li Rui? What changes will they talk about? 1.7.2013 ‹#› Activity 2: While-listening (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? He calls to ask if Li Rui can be a guide for him and his father. They were good friends. 20 years ago. 1.7.2013 ‹#› While-listening (1c): Information Collection Listen and complete the table nearly 40 minutes have to travel far any good places sand half a day an hour 15 minutes hospital supermarket beautiful trees 1.7.2013 ‹#› Listen again and check the answers. 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! New Supermarket New Hospital New Roads shorter time What changes? Green Hills Step 3: Useful Structures Let's look at how the text describes changes. Past • It took ... to do sth. (e.g., It took half a day to reach the town.) • We used to ... (e.g., We used to have to travel far to see a doctor.) • We didn't have ... (e.g., We didn't have any good places for shopping.) Present • Now, it takes only ... to do sth. (e.g., Now, it takes only an hour.) • Now we have ... (e.g., Now we have a big supermarket in our town.) • A new ... has been built / The town has built a new ... (e.g., The town has built a new hospital.) • They have been covered with ... (e.g., The hills have been covered with beautiful trees.) 1.7.2013 ‹#› Step 4: Retelling Great changes have taken place in Li Rui’s hometown. Firstly, in terms of traffic, the roads _______________. It ___________________ to get to the town and nearly 40 minutes to go to school. But now, with _______________, people can _____________ in one hour and ______________ in just 15 minutes. Secondly, speaking of medical care, people uesd to __________________ to see doctors. However, the local government ___________a new hospital recently, so residents can get medical service nearby easily. Thirdly, as for daily shopping, there weren’t_______________for shopping in the past. At present, there is a new supermarket ________________, bringing much convenience to villagers. Finally, when it comes to environment, the hills used to ____________________once, which often brought sandstorms. Thanks to tree planting activities, the hills _______________ ____________________________ now. All these changes bring a better life and greener environment to local people. took half a day were rough the new roads reach the town get to school have to travel far has built any good places down the street be covered with sand covered with beautiful trees have been 1.7.2013 ‹#› Li Rui's hometown How do you think they happened? 你觉得它们是怎么发生的？ Discussion New Roads government support people’s hard work needs of life 1d New Supermarket Besides these good changes, there were also some problems . Let’s look at 2a. Shorter travel time New hospital Green Hills Rank the following problems from 1 to 4, with 1 being the worst. Give your reasons. 将下列问题按照 1 到 4 排序，1 代表最严重。给出你的理由。 Discussion 2a destroy everything can’t grow enough food. makes farming and daily life very hard. can learn I think... is the worst because... / dɪˈstrɔɪ / 破坏，毁灭 沙尘暴 艰苦的环境 耕地流失 缺乏技术 Listen to the conversation between George’s father and Li Rui’s grandfather. What problems in 2a did they mention? 他们在 2a 里提到了什么问题？ 2b There used to be sandstorms all the time... There are fewer sandstorms now... the fields were getting smaller and smaller. the environment is getting better. 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. Listen again and fill in the table. How has the environment affected local lives? 环境是如何影响当地生活的？ 2c sandstorms fields 从那以后 在政府支持下 hand long hold areas machines huge trees fewer better Listen again and check the answers. 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. New Supermarket New Hospital New Roads shorter time What changes? Green Hills Past Action Result Environmental problems Discussion Transportation government support people’s hard work Li Rui's hometown Shopping Medical care Environment Changes in Li Rui’s hometown. Past (sandstorms, smaller fields ) Action (a bush with long roots, Planted,First by hand, later with machines.) Present (fields are huge; fewer sandstorms; environment getting better; people are richer and happier.) Let’s think. 2d Discuss how the problems in 2b were solved. A: My city is lovely. B: What are some of the special places there? A: Well, there’s a concert hall there. It’s been around for at least 20 years. 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 ... Every big change starts with a small step. The future of our hometown is in our hands. What change do you want to see in your hometown? What can you do to help? Clean the street. Let’s think. plant more trees Protect the environment Show time Untitled project null 31085.957 Untitled project null 45661.652 Untitled project null 59740.92 $