Unit 5 Period 4 Listening & speaking课件 2025-2026学年外研版英语八年级下册

这是一份初中英语同步教学课件，围绕“Looking into nature”主题展开听力与口语教学。通过Free talk、Pre-listening预测、While-listening细节获取（如亚马逊沸腾河特征、用途及观点）、Post-listening讨论等环节，结合角色扮演、小组任务构建学习支架，目标涵盖听力理解、可能性表达（could/may等）及单词重音意识培养。 资料特色突出核心素养培养，以亚马逊沸腾河等自然奥秘为真实情境，通过听力梳理信息提升语言能力，用“Perhaps/Maybe”等句型讨论可能性发展思维品质，“Learning to learn”板块指导听力策略培养学习能力，融入自然现象跨文化认知渗透文化意识。创新任务链设计（预测-听-角色扮演）激发兴趣，适用于初中阶段学生，帮助其提升听说技能与思维，为教师提供结构化教学活动支持。

Unit 5 Looking into nature Listening and speaking 学习目标 听懂关于亚马逊沸腾河的听力材料，获取并梳理沸腾河的特征、当地人的用途及说话者观点等细节信息。 掌握could, may, might, maybe, perhaps 等词及相关句型，能够谈论自然奥秘的可能性。 了解单词重音变化对词性和词义的影响，提升语音意识。 Look at the pictures and think about the questions. What do you see in the pictures? Do you know them very well? 新课讲授 Read “DID YOU KNOW” and match the pictures with the names of the secrets. black hole Bigfoot The Loch Ness Monster the beginning of the universe 4 black hole Bigfoot The Loch Ness Monster the beginning of the universe Think about the question and share in class. Which of the secrets interests you most? A group of people are on a guided tour, and the guide is talking about an unsolved secret in South America. 亚马逊雨林 adj. 很热的，滚烫的 Pre-listening Listen to the talk and choose the correct topic. a A disappearing river in South America. b The life of the people in the Amazon rainforest. c A boiling river in the Amazonrain forest. What is special about the river? While-listening 1 7 What information should you listen for? Read and think What is it? It is a boiling river as hot as 1____________ ℃. What do the local people do with it? · They 2____________with it. · They clean with it. · They make 3____________ with it. · They sometimes go swimming in it, but only after 4__________. What's the speaker's opinion? It's one of the most 5_______________ of the rainforest. Listen again and complete the profile. 86 cook tea heavy rain amazing wonders 2 Listen again and answer the questions. How hot is the river? What do the local people do with it? What does the speaker think of the river? It is as hot as 86℃. They cook, clean and make tea with it. And they sometimes go swimming in it after heavy rain. He thinks that it’s one of the most amazing wonders of the rainforest. 令人惊叹的奇迹/奇观 What’s the speaker’s opinion? Listening for opinions Expressions such as I think, I believe and I guess show people's opinions. Remember: people are sharing their ideas, so you don't have to agree. But you should listen to the other person's opinions and be polite. Learning to learn Why do you think the river is so hot? Think and share The tourists and the guide are having a heated discussion about the reasons. n. 火山 n. 化学物质 adj. 不太可能的 Read and predict Listen to the conversation and complete the table. Tourists' ideas The guide's opinions The ancient people's idea is possible. There's much 1________. It's unlikely for the sun to 2____________ that much. Perhaps the river passes a volcano and 3____________? That's not the reason. The nearest volcano is about 4_________ away. Maybe there are some chemicals 5__________. They can 6________ heat. That's 7________, but scientists haven't found any yet. More 8________ is needed. sunshine heat the river becomes hot 700 km in the water produce possible research 3 How many possible reasons are mentioned in the conversation? Are the tourists sure of their ideas? How do you know? Talking about possibilities Could, may and might are used to talk about possibilities. Words such as maybe and perhaps are used, too. We can also use the structure It's certain /likely /possible that ... Learning to learn Read and answer Work in pairs, role-play a guide and a tourist, and discuss the possible reasons of the Boiling River. Perhaps/Maybe... It’s unlikely for...to do… That’s possible. Role-play 16 What unsolved secrets of nature do the pictures show? Crop circles (麦田怪圈) are special patterns in crop fields, usually appearing overnight. Some guess they are made by humans for fun or art, by animals’ activities, by strong winds, or left by aliens or UFOs. Post-listening Atlantis (亚特兰蒂斯) is a famous ancient legend of a rich, beautiful island that disappeared suddenly. People think it might be destroyed by a big earthquake, flooded by a huge flood or tsunami, sank due to volcano eruptions, or just a story that is not real. What unsolved secrets of nature do the pictures show? Work in pairs. Choose one unsolved secret of nature and talk about possible explanations. Have you heard of...? Yes, it's very strange. I'm curious about the possible reasons. Perhaps it's because... 4 Useful expressions The truth may be... It's likely that ... Perhaps it's because ... It's probably a result of ... There's a (strong) possibility that ... It's possible that ... There's a chance that ... A: Have you heard of Atlantis? B: Yes, it's very mysterious. I'm curious about the possible reasons. A: Perhaps there was an island.Something made the island sink into the sea. B: That's possible. An earthquake might have caused it. A: Yes, maybe. It's also possible that the city disappeared because of rising sea levels. B: Or maybe Atlantis never existed and it's just a story. A: Yes, that could be true! ✍ Write a short passage to introduce the Boiling River, including its temperature, uses, the guide’s opinions, and possible reasons. Homework null Blues 61046.977 null Blues 57938.566 null Blues 147467.8 $