Unit 4 The Wonders of Nature Section A 3a-3d 课件 2025-2026学年人教版英语八年级下册

UNIT 4 The Wonders of Nature Section A 3a-3d 通过本课时的学习,学生能够: 3. 能够运用英语描述其特征与独特价值,并说明保护行动,体现对“探索自然、守护文明”的认知。(迁移创新) Learning Objectives 1. 能够在“河流知识分享”的情境中,理解对话大意和语篇逻辑;梳理并理解不同河流的关键信息。(学习理解) 2. 能与同伴就河流知识进行问答互动,准确描述河流的特征与保护意义,实现有效交流;(应用实践) Though this lesson, you can: 3. (Creating & Thinking) Share a natural place you know. Describe its features, importance, and what we can do to protect it. Show your love for nature and culture. 1. (Learning & Understanding) Read the dialogue between Yaming and Ella about rivers, understand its main idea and key information (features, facts, cultural meaning), and learn new words about rivers. 2. (Practicing & Using) Use the simple present tense and descriptive words to talk about rivers with a partner. Role-play a conversation about river facts and protection in a natural way. Lead in Watch and answer. 1 What is the name of the river mentioned in the video? It’s the Yellow River. 2 Is it the longest river in China? No, the longest river is the Yangtze River. 3 Do you know anything else about the Yellow River or the Yangtze River? Activity 1 Know something about the world rivers Read the conversation and underline the three rivers mentioned. Yaming: Welcome back, Ella! How was your trip? Ella: It was great! We saw the Hukou Waterfall on the Yellow River. Is that the longest river in China? Yaming: No, the Yangtze River is the longest river in China. It travels the farthest and is about 6,300 kilometres long. The Yellow River is 5,464 kilometres long and is the second longest. By the way, do you know why it’s called the Yellow River? Ella: Because it’s yellow? Yaming: Right. Some parts of the river carry brown and yellow earth. 5 Ella: That’s interesting! I like learning about rivers. My favourite is the Nile. Did you know it’s the longest river in the world? Yaming: Yes, it’s 6,671 kilometres long. It’s very important in Egypt’s history. Ella: That’s right. Both the Nile and the Yellow River helped ancient civilizations to develop. And they’re still very important today. Yaming:Yes. In China, we even call the Yellow River our “mother river” ! Ella: We should protect them at all costs. 3a Read the conversation and underline the three rivers . While-reading The Yellow River The Yangtze River The Nile While-reading 3b Complete the table. River Country Length Importance Yellow River _ _ km helped in the development of ancient _ Nile River _ _ km China 5,464 Egypt 6,671 civilizations Post-reading 对子活动 3c Show your reading. 2 min Yaming: Welcome back, Ella! How was your trip? Ella: It was great! We saw the Hukou Waterfall on the Yellow River. Is that the longest river in China? Yaming: No, the Yangtze River is the longest river in China. It travels the farthest and is about 6,300 kilometres long. The Yellow River is 5,464 kilometres long and is the second longest. By the way, do you know why it's called the Yellow River? Ella: Because it's yellow? Yaming: Right. Some parts of the river carry brown and yellow earth. Ella: That's interesting! I like learning about rivers. My favourite is the Nile. Did you know it's the longest river in the world? Yaming: Yes, it's 6,671 kilometres long. It's very important in Egypt's history. Ella: That's right. Both the Nile and the Yellow River helped ancient civilizations to develop. And they're still very important today. Yaming: Yes. In China, we even call the Yellow River our "mother river"! Ella: We should protect them at all costs. Post-listening 3d Imagine that you are Yaming or Ella. Continue the conversation with a partner about other geographical features in China. Ella: Could you tell me more about China, Yaming? Yaming: Sure! What would you like to know? Ella: What’s the biggest desert in China? Yaming: It’s the Taklimakan Desert(塔克拉玛干沙漠). Ella: Do you know ...? Could you tell me more about China, Yaming? Sure! What would you like to know? What’s the biggest desert in China? It’s the Taklimakan Desert. Do you know how big the Taklimakan Desert is? It’s about 337,600 square kilometers. Are there any plants or animals there? Yes! There are some special plants and camels that can live in the dry environment. Is it dangerous to travel there? Sometimes. The sandstorms are strong, but it’s also a beautiful place. Could you tell me more about China, Yaming? Sure! What would you like to know? What’s the largest lake in China? It’s Qinghai Lake. It’s a beautiful saltwater lake in Qinghai Province. Do you know how large the Qinghai Lake is? It’s about 4,625 square kilometers. Is it a good place to visit? Yes! Many people go there to see the clear blue water and lovely birds. Cool! I want to visit it one day. Yaming: Welcome back, Ella! How was your trip? Ella: It was great! We saw the Hukou Waterfall on the Yellow River. Is that the longest river in China? Yaming: No, the Yangtze River is the longest river in China. It travels the farthest and is about 6,300 kilometres long. The Yellow River is 5,464 kilometres long and is the second longest. By the way, do you know why it's called the Yellow River? Ella: Because it's yellow? Yaming: Right. Some parts of the river carry brown and yellow earth. 欢迎回来 你的旅行怎么样? 中国最长的河流 流经距离最远 第二长的 顺便问一下 do you know why...? 你知道为什么……吗? 携带棕黄色的泥土 Ella: That's interesting! I like learning about rivers. My favourite is the Nile. Did you know it's the longest river in the world? Yaming: Yes, it's 6,671 kilometres long. It's very important in Egypt's history. Ella: That's right. Both the Nile and the Yellow River helped ancient civilizations to develop. And they're still very important today. Yaming: Yes. In China, we even call the Yellow River our "mother river"! Ella: We should protect them at all costs. 世界上最长的河流 在埃及历史上 both A and B ……和……两者都 古代文明 help...to develop 帮助…发展 call...our "mother river" 把……称作我们的“母亲河” protect...at all costs 不惜一切代价保护…… Language points 1 Welcome back, Ella! How was your trip? —How was your weekend? 你周末过得怎么样? —It was not bad. 不错。 — How was/were...? — It was good/ great/ fantastic./ Great!/ ... — It was not bad./Terrible./... ……怎么样?用来询问过去的情况 好的情况 一般或不好的情况 … … 2 No, the Yangtze River is the longest river in China. 主语 谓语动词 最高级 名词 主语+谓语动词(+the)+最高级(+名词)+in/of... ……在某一范围内或某类人或物中(是)最……(的……) 这是最高级的常用结构之一,副词最高级前的the可以省略。 This is the most interesting story of all. 这个是所有故事中最有趣的。 Eric works (the) hardest in Class 1. 在一班埃里克学习最努力。 3 The Yellow River is 5,464 kilometres long and is the second longest. 主语 be动词 序数词 形容词最高级 主语+be动词+the+序数词+形容词最高级(+名词+in/of...) ……是(某一范围内或某类人或物中)第……(的……) Sam is the second tallest boy in his class. 萨姆是他班里第二高的男生。 4 Both the Nile and the Yellow River helped ancient civilizations to develop. both... and... ……和……都;既……又…… 通常连接两个并列的成分。连接两个并列主语时,谓语动词用复数形式。 Both my brother and I are interested in deep-sea animals. 我和哥哥都对深海动物感兴趣。 Homework Must do Make a fact card about the Yellow River or the Nile River and practice introducing it to your partner. Try to do Draw a picture of a river you know and write three sentences about its features and how to protect it. 一、用所给词的适当形式填空。 1.What's the _ (deep) of this lake? 2.My family _ (visit) the Yellowstone National Park last summer; the geysers were amazing. 3. My father encouraged me _ (visit) the Yellow Mountain during the summer holiday. 4. Many _ (civilization) started near big rivers. 5. There are _ (hundred) of students in the hall waiting for the performance. depth visited to visit civilizations hundreds Thank you Lavf59.27.100 Packed by Bilibili XCoder v2.0.2 null 91063.93 $