Unit 4 The Wonders of Nature Section A（3a-3d）教学设计 2025-2026学年人教版八年级英语下册

Unit 4 The Wonders of Nature Section A（3a-3d） Teaching Objectives You will be able to 1.get and organize key information about the Yellow River, the Yangtze River and the Nile, including their names, locations, lengths and importance. 2.understand why rivers matter by linking geography facts with history, culture and human life, and explain why the Yellow River is called the “mother river”. 3.introduce one geographical feature in China in a clear way with facts, meaning and action, and share simple ideas about protecting nature. Teaching Focus Guide students to move from reading geography facts to understanding the deeper meaning of rivers, and then use English to introduce a geographical feature in China. Teaching Difficulty Help students go beyond isolated facts and express why a river or another natural wonder matters in terms of civilization, culture and protection. Lead in 师：Hello, everyone.Before we open the book, I want to show you a photo. 【插入图片：在兰州中山桥、黄河边喝茶的照片】 This was taken last year in Lanzhou. I stayed there for two days. One afternoon, I sat by the Yellow River, near Zhongshan Bridge, and had tea there. 师：At first, I was simply enjoying the view. But the longer I sat there, the more I felt that I was sitting beside more than a river. There was power in it. There were stories in it. Somehow, it felt very close to us. 师：Later, when I thought about that afternoon again, I began to understand why the Yellow River means so much to Chinese people. 师：That is where today's lesson begins. We will start from this river, and then see what a river can carry besides water. 【课件出示课题：Unit 4 The Wonders of Nature Section A（3a-3d）】 数字人Geo：Hello, everyone! Welcome to the Teen Nature Forum. This year's topic is China's Rivers, China's Stories. Ella wants to know more about China. Yaming wants to tell her more, but he needs your help. 师：So today, we have a real job to do. 【课件出示Final Task: Help Yaming prepare a short introduction for Ella at the Teen Nature Forum.】 师：To do that well, we need to read carefully first. And while we read, let's keep one question in mind. 【板贴：How do rivers connect nature, people and civilization?】 Step 1 Open the Map Activity 1  Look and predict 【插入图片：课本3a插图】 【插入AI小动画：河流镜头缓缓推进到壶口瀑布，最后定格】 师：Now, let's look at the picture in 3a. What can you see? 生：A waterfall. 生：A river. 生：Hukou Waterfall. 师：Yes, Hukou Waterfall on the Yellow River. 师：Now take a quick guess. Yaming and Ella are talking here. What may they talk about? 生：Maybe Yaming's trip. 生：Maybe the Yellow River. 生：Maybe some other rivers, too. 师：Good. Let's read and see if your guesses are right. 【课件出示阅读任务： 1.What rivers are mentioned? 2.What basic facts do they talk about?】 师：Read quickly and underline the rivers. One minute. ... ... 师：Time's up. What rivers are mentioned? 生：The Yellow River, the Yangtze River, and the Nile. 师：Exactly. 【板书】 Yellow River Yangtze River Nile 师：So the conversation begins with one trip, then moves to China, and then reaches the world. The talk is getting wider. Activity 2  Make river cards 师：Now let's read again. This time, we are not just finding answers. We are making River Cards for the forum. 【课件出示三张卡片模板】 River Country Length Position 师：Work with your deskmate. Complete the cards. 【学生同桌合作】 师：Let's check. Card one, the Yangtze River? 生：China. About 6,300 kilometres long. It is the longest river in China. 师：Good. Card two, the Yellow River? 生：China. 5,464 kilometres long. It is the second longest river in China. 师：Very good. Card three, the Nile? 生：Egypt. 6,671 kilometres long. It is the longest river in the world. 师：Excellent. 【课件补全三张 River Cards】 师：Now, read the cards out in full sentences. 生：The Yangtze River is the longest river in China. 生：The Yellow River is the second longest river in China. 生：The Nile is the longest river in the world. 师：Well done. 师：So far, our forum cards have the facts: names, places, numbers, and positions. 数字人Geo：Great. The map is open now. But if we stop here, Ella will only know the rivers. She still won't understand them. 师：Exactly. The facts are only the beginning. Let's move on. Step 2Follow the Clues Activity 1  Evidence hunt 师：Please scan the conversation again and find the lines that show why these rivers are important. This time, you are not just readers. You are clue hunters. 【学生圈画】 师：Which lines did you find? 生：It's very important in Egypt's history. 生：Both the Nile and the Yellow River helped ancient civilizations to develop. 生：In China, we even call the Yellow River our “mother river”. 师：Excellent. These are our key lines. 【板书】 facts importance 师：Now let's slow down. Why can a river help a civilization develop? 【课件出示关键词：water/farming/travel/people/cities】 师：Talk with your partner. Use these words if you need them. ... ... 师：Who would like to share? 生：A river gives people water. 生：People can farm near the river. 生：It helps people travel. 生：People can live there and build cities. 师：Yes. So when the text says rivers helped ancient civilizations develop, it means rivers helped people live, work, move, and build. 师：That is why a river is never just water on the map. Activity 2  Follow one word 师：Now let's follow one word in the text — 【课件出示·Yellow】. 师：Why is it called the Yellow River? 生：Because some parts of the river carry brown and yellow earth. 师：Right. That is a geography answer. The name comes from a natural feature. 师：But the conversation doesn't stop with the color. It moves to another expression — mother river. 【板书】 Yellow River mother river 师：Now this is different. “Yellow River” tells us something about nature. “Mother river” tells us something about people. 师：So when Chinese people say “mother river”, they are not only naming a river. They are also showing a feeling. 师：And that feeling has lived in Chinese language for a very long time. 【课件出示诗句：“君不见黄河之水天上来，奔流到海不复回。”】 师：Listen to this line. You don't need to translate every word now. Just listen. 师：In this line, the Yellow River feels huge, strong, and full of life. 师：So a river can live in geography, but it can also live in poetry. Step3 Walk into the Story Activity 1  Watch and think 师：If a river can live in poetry, can it also live in stories? Let's see. 【大禹治水英文短动画】 师：While watching, think about this question: Why has the Yellow River mattered so much to Chinese people for such a long time? 生：The river could help people, but it could also bring floods. 生：People needed wisdom to live with it. 生：Yu worked hard to control the water. 师：Very good. So the Yellow River gives life, but it also tests people's wisdom and courage. 师：That is why it enters Chinese stories. Activity 2  Mini gallery walk 师：And it doesn't stop there. For our forum, Geo has prepared a small gallery. 【插入图片：《黄河颂》、《归船》】 【插入音乐：《黄河大合唱》（《保卫黄河》一小截》】 师：Listen for a moment. This is The Yellow River Cantata. Look at these paintings. 师：Now work in groups. Each group chooses one material — the poem, the story, the music, or the painting — and answers one simple question: 【课件出示：What does this show about the Yellow River?】 ... ... 师：Group One, the poem? 生：It shows the Yellow River is powerful. 师：Good. Group Two, the story? 生：It shows the river is important and people need wisdom to live with it. 师：Very nice. Group Three, the music? 生：It shows strong feelings about the Yellow River. 师：Excellent. Group Four, the painting? 生：It shows the river is grand and full of energy. 师：Well done. 师：So today, as we read this conversation, we are not only meeting geography. We are also meeting history, literature, music, and art. 师：That is why “mother river” is such a strong expression. It carries land, people, memory, and feeling. Activity 3  Read the last line 【出示：We should protect them at all costs.】 师：Let's read this sentence together. 生：We should protect them at all costs. 师：What does this sentence tell us? 生：Rivers are very important. 生：We should try our best to protect them. 师：Yes. The conversation begins with a trip, moves to facts, then to history and culture, and finally arrives at responsibility. 【板书】 facts importance responsibility 师：Now tell me in one clear sentence: Why do Chinese people call the Yellow River our “mother river”? 生：Because it helped Chinese civilization develop. 生：Because it is important in Chinese history. 生：Because it gave life to many people. 师：Very good. You are saying it more clearly now. 数字人Geo：Great. You have found the clues. Now it's time to turn them into a forum message. 师：Let's do that together. Step 4Build the Forum Message Activity 1  River Memory Lab 【小游戏：River Memory Lab(AI做小动画）】 【游戏标记：中间是一条动态河流，学生点击 Facts/Civilization/Culture/Action 四个模块】 师：Geo has opened our River Memory Lab for the forum. This is where we turn reading into speaking. 师：First, click Facts. What appears? 生：Name, country, length, position. 师：Good. That gives us the basic information. 师：Now click Civilization and drag the words to the river. 【学生拖拽：water/farming/travel/people/cities】 师：What sentence do we get? 生：Rivers helped people live, farm, travel and build cities. 师：Excellent. 师：Now click Culture. Here is the question: Why do people call the Yellow River the mother river? 【屏幕出现两个选项】 A. Because it is long. B. Because it gives life, memory and identity. 师：Which one do you choose? 生：B. 师：Why not A? 生：Because “mother river” is not only about length. 师：Exactly. 师：Now click Action. What should we do? 【学生选择：keep rivers clean/learn river stories/reduce pollution/respect nature】 师：Good choices. 【屏幕出示：A river is part of nature, history and culture, so we should protect it.】 师：There it is. This is the message we have been building since the beginning of the lesson. Activity 2  Turn and tell 师：Now turn to your partner and use that message to make a very short talk — just two or three sentences. 师：One sentence about what the river is. One sentence about why it matters. And if you can, add one sentence about what we should do. ... ... 师：Who wants to try? 生：The Yellow River is the second longest river in China. It is important because it helped Chinese civilization develop. We should protect it carefully. 师：Very good. Short, clear, and meaningful. 生：The Nile is the longest river in the world. It is important because it helped ancient civilization develop in Egypt. 师：Nice. Now you are ready to speak to Ella. Step 5Rehearse for the Forum Activity 1  Go back to 3d 师：Now let's return to 3d. This is where the conversation moves forward. 【出示：Could you tell me more about China, Yaming?】 Sure! What would you like to know? 师：This is our speaking frame. But now you can do better than a short answer. 【出示输出要求： Include: one fact one reason why it matters one idea about protection or culture】 师：So your answer should have both information and meaning. Activity 2  Model first 【AI数字人Geo对话示范】 数字人Geo：Could you tell me more about China? 师：Sure. What would you like to know? 数字人Geo：What's special about the Yellow River? 师：The Yellow River is the second longest river in China. Some parts of it carry brown and yellow earth, so people call it the Yellow River. It is important because it helped ancient Chinese civilization develop. We call it our mother river, so we should protect it carefully. 数字人Geo：That sounds like more than a river. 师：Yes. It is part of Chinese memory. 师：Did you hear the pattern? 【板书】 fact meaning action Activity 3  Forum rehearsal 师：Now it's your turn. 师：Work in pairs. One is Ella. The other is Yaming. Choose one geographical feature in China. It can be a river, a mountain, a desert, a lake, or a waterfall. 【出示支架： It is … It is in … It is about … It is important because … People … We should …】 师：You have three minutes. Keep your talk clear and natural. Don't try to say too much. Just say it well. ... ... 师：If your answer sounds too short, add “because”. If it only has a fact, add one meaning. If it ends too quickly, add one idea about protection. 生：Could you tell me more about China, Yaming? 生：Sure. What would you like to know? 生：What's special about the Yangtze River? 生：The Yangtze River is the longest river in China. It is important because it gives water to many places and helps people live and work. We should keep it clean. 师：Good. Clear and smooth. 生：What's special about the Taklimakan Desert? 生：It is in western China. It is special because it is very large and dry. It helps us understand China's natural environment. We should protect the plants and animals there. 师：Very nice. You moved from fact to value. 生：What's special about the Yellow River? 生：The Yellow River is the second longest river in China. It is important because it helped ancient Chinese civilization develop. Many stories and songs are about it. We call it our mother river, so we should protect it. 师：Excellent. That sounds thoughtful. 数字人Geo：Wonderful. You did not just answer Ella's question. You helped her understand China a little better. 师：Exactly. And that is what good communication does. Summary 【课件回到主问题：How do rivers connect nature, people and civilization?】 师：At the beginning of the class, I showed you my photo from Lanzhou. At that moment, I only felt that the Yellow River was powerful. Now, after reading, watching, listening, and speaking together, we can say more. 师：A river gives us facts — names, places, and numbers. But it also gives us life, stories, music, paintings, and memory. That is why people study it in geography, write it in poetry, sing it in music, and remember it in history. And that is why we should protect it. 师：So, how do rivers connect nature, people and civilization? 生：They help people live. 生：They help civilizations grow. 生：They carry culture and memory. 生：They make us want to protect nature. 师：Yes. That is our answer. 师生齐读：Rivers connect nature, people and civilization. Homework 师：Before we finish, I want to leave you with one more idea from our forum. 师：I will record a short video in my own voice. In it, I may introduce Mount Huangshan, or tell a Chinese story to the world from today's lesson. 师：You will do the same. Choose one: 【作业示范视频】 学科网（北京）股份有限公司 $