Unit 4 The Earth：Listening & Speaking课件 2025-2026学年沪教版（2024）七年级英语上册

该初中英语课件围绕“海洋保护”核心主题，通过“海洋知识小测验”导入，引导学生认知海洋重要性，再通过听力活动分析海平面上升、过度捕捞、塑料污染等问题及原因，最终过渡到保护行动讨论，形成“问题认知-原因探究-行动建议”的学习脉络，辅以表格填空、关键词提示等支架帮助理解。 其亮点在于融合听力理解与口语表达，通过师生对话听力材料训练语言理解能力（语言能力），问题链（如“为什么问题严重”“如何保护”）引导学生分析因果关系（思维品质），角色扮演和头脑风暴活动鼓励主动表达（学习能力）。学生能提升听说技能与环保意识，教师可借助结构化任务设计高效组织课堂。

Lesson 3 Unit 4 The Earth Listening & Speaking Task 1: How much do you know about the sea? Start the quiz What can we learn from the quiz? How much of the Earth's surface is covered by the sea? How many oceans are there in the world? How many tons of fish did people catch in 2023? Why are coral reefs disappearing? How many tons of plastic waste enter the sea every year? By how many centimetres did the global sea levels rise from 1993 to 2024? The sea is very important to us. The sea is facing many serious problems. overfishing rising sea levels Why are they serious How serious are those problems? What do you think of them? Task 2: A quiz about the sea √ √ √ Problems What is happening? Why is it a bad thing? (A) _______________ The sea is (1) _______________. A lot of the ice in the North and South Poles (2) _______________. (B) _______________  People (3) _______________.   Many kinds of fish (6) ________________. (C) _______________ Fish and other sea animals (4) _______________ and get ill. Some even (5) _______________. Listen again and complete the table. Before you listen rising sea levels overfishing plastic pollution verbs environment living things Problems What is happening? Why is it a bad thing? (A) _______________ The sea is (1) _______________. A lot of the ice in the North and South Poles (2) _______________. (B) _______________  People (3) _______________.   Many kinds of fish (6) ________________. (C) _______________ Fish and other sea animals (4) ___________________ and get ill. Some even (5) _______________. Listen again and complete the table. While you listen getting warmer is disappearing catch too many fish eat plastic rubbish die are dying out overfishing plastic pollution rising sea levels Causes Results Which problem worries you most? Miss Liu: OK, now we are going to do a little quiz about the sea. Let's start with the first question. Why are sea levels on our planet rising? Wu Di: I know! The sea is getting warmer because of global warming. A lot of the ice in the North and South Poles is disappearing. That makes the sea levels rise. Miss Liu: That's right, Wu Di. Now question number two. Many kinds of fish are dying out. Why is this? Li Na: Is it because people catch too many fish? Miss Liu: That's correct. There is another reason too. Can anyone guess? Su Mei: Is it the plastic pollution? I read that a huge amount of plastic rubbish ends up in the sea each year. Fish and other sea animals eat it and get ill. Sea animals also get caught in the plastic and die. Miss Liu: You're right, Su Mei. We need to do something about this. Now, the next question ... After you listen Do any words/phrases show cause and effect? What may be the next question? Brainstorm: As students, what can we do to help? Task 3: What can we do to protect the sea? global warming use clean energy take public transport turn off lights … eat less fish suggest making laws … sort out rubbish use less plastic products … work as volunteers Problems rising sea levels plastic pollution overfishing 2. Complete the role play What may Miss Liu and the students say next? Imagine and do a role. Task 3: What can we do to protect the sea? S1: Miss Liu S2: Wu Di S4: Su Mei S3: Li Na You can use the following example. S1 (Miss Liu): Now, the next question, ______________ S2 (Wu Di)/S3 (Li Na)/S4 (Su Mei): ... ... S1 (Miss Liu): That’s all of today’s quiz. All of you have done a great job in this quiz. From this quiz, we learn that__________________________________________. I hope that we can ______________________________. Items Evaluation Stars Content Describe the sea problems, reasons and results in a clear way ☆☆☆☆☆ Language Correct pronunciation Correct grammar ☆☆☆☆☆ Teamwork Work well with each other to make a complete speech ☆☆☆☆☆ 基础作业 1. 模仿朗读p.59 Improving your pronunciation 中的单词和句子。 2. 写一段话，回答问题“As students, what can we do to protect the sea?”，思考自己作为中学生可以如何保护海洋。 拓展作业 收集有关环保的中英文成语、俗语、名人名言等。 Homework 感谢您的观看 202X/01/01 She Feels - We Must Act Now to Save our Ocean | United Nations United Nations 20220628 Lavf61.9.100 https://www.youtube.com/watch?v=571sT5s_5go Our ocean is life. She generates the air we breathe, puts food on our table, sustains our economy, absorbs excess carbon emissions and is our greatest ally in the fight against climate change. But she is under threat: Unsustainable human activities, from overfishing to marine pollution, and global warming combined with rising sea levels, acidification and coastal erosion, has seriously degraded our ocean. She is our ocean, our future and our responsibility. We have the power to save her and we must act now to turn the tide for people and our planet. #SaveOurOcean #sustainability #SDG14 #SDGs #SustainableDevelopmentGoals #GlobalGoals #ActNow #ClimateAction #GlobalWarming #ClimateChange Our ocean is life. She generates the air we breathe, puts food on our table, sustains our economy, absorbs excess carbon emissions and is our greatest ally in the fight against climate change. But she is under threat: Unsustainable human activities, from overfishing to marine pollution, and global warming combined with rising sea levels, acidification and coastal erosion, has seriously degraded our ocean. She is our ocean, our future and our responsibility. We have the power to save her and we must act now to turn the tide for people and our planet. #SaveOurOcean #sustainability #SDG14 #SDGs #SustainableDevelopmentGoals #GlobalGoals #ActNow #ClimateAction #GlobalWarming #ClimateChange 210873.17 10 things you can do to save the ocean United Nations Development Programme (UNDP) 20220613 Lavf61.9.100 https://www.youtube.com/watch?v=eTBJ6MrdZFQ The ocean produces at least 50% of the planet's oxygen, it is home to most of Earth’s biodiversity, and is the main source of protein and nutrition for more than 3 billion people. Despite all of this, the ocean is at risk, facing a multidimensional crisis driven by overfishing, pollution, habitat loss, invasive species and climate change. This is time for action. The ocean produces at least 50% of the planet's oxygen, it is home to most of Earth’s biodiversity, and is the main source of protein and nutrition for more than 3 billion people. Despite all of this, the ocean is at risk, facing a multidimensional crisis driven by overfishing, pollution, habitat loss, invasive species and climate change. This is time for action. $