Unit 5 Water is life 课件-2025-2026学年沪教版七年级英语下册

该初中英语课件围绕“水是生命”主题，核心知识点涵盖水的重要性、水循环及节水方法。课堂导入通过“First thoughts”激活学生已知水的事实，结合水循环示意图排序活动，再以“一滴水的旅程”故事衔接，搭建从生活经验到科学认知的学习支架。 其亮点在于采用拟人化故事（Dripple对话）提升语言能力，通过阅读、词汇练习强化语言理解与表达；结合听力数据（地球及人体水比例）和讨论活动，培养思维品质中的分析与推断能力。任务型设计（排序、日记写作）助力学习能力发展，既让学生在情境中趣味学习，也为教师提供清晰教学路径，提升教学效率。

Unit five, water is life. Section one, experiencing and understanding language reading. Page sixty nine. Read the story about the journey of a drop of water. The journey of a drop of water. Dyn was in the bathroom. The tap was on as SHE brushed her teeth, SHE thought about going swimming with her friends and. Turn the tap off, said an angry voice. Suddenly you're wasting water. Do on. Turn the tap off and looked around. But there was no one there. Who are you? I'm trip and i'm a drop of water. Do you know where I come from? From the top. ask do you? Well, yes. But a few days ago, I was in a cloud, said report. Then the wind pushed the cloud up a mountain. When the cloud cool down, IT started raining. I became one of the rain drops. How did you come into my house and triple? Or I fell into a river and eventually ended up in a rest of war. Then I went to a special place there. People cleaned me and added some chemicals to me. They clean you. Why do you asked? Because I was a bit dirty. Then I travel through the pipes under the streets, and now i'm here, tripoly explained. So is this the end of your journey? Do you asked? No, people will clean me one more time. Then i'll go into a river. And after that, I return into the sea again. again. Yes. my journey back to the cloud starts there. Remember not to waste or pollute me. I'm valuable. I'm sorry. Triple dyan . came out of the bathroom and rushed to her study. SHE wanted to tell her diary about this at once. Listening water and us, page seventy two two. listen to a podcast about water and write down the topics mentioned in IT. Good evening, and welcome to this week's episode of the natural world. I'm Rebecca. Tonight we will be talking about water. About seventy percent of the earth's surface is water. However, about ninety seven percent of the water on earth is salt water. Salt water is not drinkable. Only about three percent of the water on our planet is fresh water, but most of IT is ice. So how much of the water can we use as drinking water? Only about half a percent. And in many places, clean and safe drinking water is not easy to find. Why is water so important? Well, most of the human body is water. Around sixty percent in an average adult man, there is more water. In some parts of the body, for example, about seventy five percent of the brain is water. People can live for several weeks without food, but only for a few days without water. Human beings need around two to three liters of water per day. Athletes usually need more water. When IT is hot outside, people need more water too, but people use a lot more water for other things, such as washing clothes and taking bars. There are many ways to save water. Having a bus can waste a lot of water, so it's Better to have a quick shower. Also remember to turn off the tap when you brush your teeth. That way you can save over a hundred liters of water in a week. Three, listen again and complete the notes below. Good evening, and welcome to this week's episode of the natural world. I'm rebecka. Tonight we will be talking about water. About seventy percent of the earth's s surface is water. However, about ninety seven percent of the water on earth is salt water. Salt water is not drinkable. Only about three percent of the water on our planet is fresh water, but most of IT is ice. So how much of the water can we use as drinking water? Only about half a percent. And in many places, clean and safe drinking water is not easy to find. Why is water so important? Well, most of the human body is water. Around sixty percent in an average adult man, there is more water. In some parts of the body, for example, about seventy five percent of the brain is water. People can live for several weeks without food, but only for a few days without water. Human beings need around two to three leaders of water per day. Athletes usually need more water. When IT is hot outside, people need more water too, but people use a lot more water for other things, such as washing clothes and taking bars. There are many ways to save water. Having a bus can waste a lot of water, so it's Better to have a quick shower. Also remember to turn off the tap when you brush your teeth. That way you can save over a hundred leaders of water in a week. Cross curricular connection biological science pay J. T. Water is important to life. About fifty five percent to sixty percent of the adult human body is water. Let's find out more facts about water in the . human body. One, read the article about water in the human body and complete the notes . below the water in our bodies. All living things need water. In fact, water is an important part of all plants and animals. For example, about ninety five percent of the weight of a cucumber is water. For animals, that figure is usually around sixty percent. When we are born. About seventy percent to eighty percent of our body weight is water. This number goes down as we grow up poor. And adult man, water makes up about sixty percent of the body weight. The amount of water is a bit lower. For women, around fifty five percent, this is because women usually have more body fat than men. A lot of water leaves our bodies every day, so we need to replace IT. Adults need to drink about two to three litters per day to stay healthy. Every time we go to the bathroom, we lose water. Every day there is around one point five leaders of water in our urine. If your urine is very yellow, you need to drink more water. The body also loses water to help IT cool down. This is cold sweat. We lose about five hundred million ads of water as sweat per day. IT is Normal to sweat a lot when we do sport or go out in hot weather. However, if we lose more than five percent of our body weight in water, we will get tired. IT is dangerous to lose more than ten percent. If that happens, we will feel ill. Remember to bring a water bottle every time you play sport. Section three, expressing and communicating ideas, speaking, talking about different ways of using water. Page seventy five. talk in groups about how we use water in different places. Look at the example and use the list below to help you. Water is an important part of our lives. We use IT for so many things at home. You're right. We need to drink enough water every day to stay healthy. We also use water when we take a shower or bath. and we need water to cook food and to wash the dishes. Improving your pronunciation. listen and repeat, pay attention to the . letters in blue . street. strong, strong. strong. splish splish . split, split . s spr. spread. spread. spring, spring. scream. scream screen. screen . one. The strawberry plant in the garden looks strange, but the strawberries are nice and sweet. Two heavy rain splattered on the roof and splashed against the windows of the splendid house. Three, spread the seeds around in spring you will have Green routs as IT rains for . the screenwriter screamed when SHE spilt water on her script. Key question What does water mean to us？ Unit 5 Section 3 Section 3 Speaking Expressing and communicating ideas Talking about different ways of using water Talk in groups about how we use water in different places. Look at the example and use the list below to help you. 做实验 给庄稼浇水 Unit 5 Section 3 S1: Water is an important part of our lives. We use it for so many things at home. S2: You’re right. We need to drink enough water every day to stay healthy. S3: We also use water when we take a shower or bath. S4: And we need water to cook food and to wash the dishes. ... 保持健康 洗澡 洗碗 Unit 5 Section 3 Unit 5 Section 3 Writing Writing water-saving tips Unit 5 Section 3 1 Work in groups. Brainstorm different ways to save water in our daily lives. Use the list below to help you. Unit 5 Section 3 2 Now write water-saving tips in our daily lives. Step 1 Plan Organize your ideas in the mind map below. You may think of other situations as well. Don’t leave the water running the whole time Use efficient dishwasher take a shower instead of a bath turn off the tap when you don’t use it turn off the tap before you leave report dripping taps Reuse laundry water Wash more clothes together Use a basin to wash small clothes In the garden Collect rainwater to water plants Use the water from the kitchen to water plants Water in the early morning or late evening Unit 5 Section 3 Step 2 Write Write a list of tips based on the mind map in step 1. Use different situations as subheadings. Fix dripping taps Take shorter showers Turn off the tap when brushing your teeth or washing your hair Unit 5 Section 3 Collect water from washing fruits and vegetables and reuse it Use an efficient dishwasher Dont leave the water running the whole time In public places Use low-flow toilets Install water-saving devices Report dripping taps Unit 5 Section 3 Step 3 Check and revise Tick (✓) the boxes to check your writing, and then revise it. Unit 5 Section 3 Homework 完成相关课后习题 Unit 5 Section 3 Thanks Unit 5 Section 3 EV录屏5.2.3软件录制 null 145691.3 $Section for extending and developing competencies focusing on a culture page seventy eight water is not only essential for life, but is also important for human society. Let's explore the role water plays in the development . of cities. One, read the article and find out why water is important for cities. cities and water. If you look at a population map of any country in the world, you will see that most people live close to water. The world's biggest cities are next to rivers, lakes or the sea. This isn't an accident. We use water for all kinds of things in everyday life, and we also need IT for agriculture and for trade. In fact, water creates jobs and helps different industries to develop. At the end of the eighteen th century, water played a big role in the industrial revolution. Water powered the first machines in the clothes industry, such as Richard archie's spinning machines. IT also provided the first steam engines with steam. Thanks to rivers and oceans, business man could ship their goods overseas. The growing global trade created more jobs and provided more income for people. As a result, the cities that were close to water grew much larger. By two thousand and eight, over half of the world's population lived in cities. Nearly all of these cities are on the coast or by rivers or lakes. This is because cities need water for people's homes, industry, business, tourism and leisure activities. Throughout history, water helped create and develop cities. IT is now our duty to make sure we don't waste water or polluted. Key question What does water mean to us？ Unit 5 Section 2 Section 2 Grammar Exploring and applying rules Talking about quantities We can use a lot of, a little, a few, enough, much, many and no to talk about quantities. Du Yun’s family were caught by a sudden storm when they were on holiday. Read how they check the quantities of water and drinks in their beach house. Pay attention to the words in bold. Unit 5 Section 2 果汁 stop doing 停止做某事 Unit 5 Section 2 Unit 5 Section 2 Unit 5 Section 2 1 Su Mei and Su Wen want to cook orange beef. They are checking whether they have enough ingredients①. Complete their conversation with enough, how many, how much, a little, much or a lot of. Unit 5 Section 2 Su Wen: Wow, I’m excited to make orange beef! Su Mei: Me too! Do we have enough beef? Su Wen: No, we don’t. We only have 200 grams. Su Mei: We need to buy some more beef. (1) ____________ onions do we have? Su Wen: We don’t have any! Su Mei: Let’s buy two onions then. (2) ____________ cooking oil do we have? Su Wen: We have 100 millilitres. That’s more than enough. We shouldn’t add too (3) ____________ cooking oil. Su Mei: Do we need to buy any sugar? Su Wen: Yes, we do. We only have five grams. The dish will be too sour if we only add (4) ____________ sugar. By the way, we have (5) ___________ orange juice. Su Mei: Great! Let’s go to the supermarket now! How many How much much a little enough/ a lot of Unit 5 Section 2 2 Role-play a conversation between a parent and a child. Ask each other about what food you have at home, and whether it is enough for a week. S1: Do we have any apples at home, Mum? S2: No, we don’t. But we have a few oranges. S1: How many oranges do we have? S2: We have eight oranges. We also have three bunches of grapes. I think there is enough fruit for a week. ... Unit 5 Section 2 Homework 完成相关课后习题 Unit 5 Section 2 Thanks Unit 5 Section 2 $ Key question What does water mean to us？ Unit 5 Section 1 Unit objectives I can: □understand the usefulness and importance of water. □identify some facts about water in daily life. □explore how to save water and use it wisely. □describe the relationship between water and the development of our society. Unit 5 Section 1 First thoughts About 95% of the weight of a cucumber is water. When we were born, about 70%-80% of our body weight is water. Water keep the ecological balance. fix dripping tops Turn off taps when you don’t use it wash more clothes together Unit 5 Section 1 Unit 5 Section 1 Section 1 Experiencing and understanding language Reading Before you read 1 Look at the picture of the water cycle below and put the sentences in the correct order (1–5). Then describe the picture to the class. Unit 5 Section 1 Unit 5 Section 1 2 3 4 5 水循环 Unit 5 Section 1 2 Discuss the questions below. (1) Where can you find water in your everyday life? (2) What does water look like, and what form does it take? Unit 5 Section 1 Read the story about the journey of a drop of water. Du Yun was in the bathroom. The tap was on. As she brushed her teeth, she thought about going swimming with her friends and ... “Turn that tap off,” said an angry voice suddenly. “You’re wasting water.” Du Yun turned the tap off and looked around, but there was no one there. “Who are you?” “I’m Dripple, and I’m a drop of water. Do you know where I come from?” “From the tap?” asked Du Yun. brush one’s teeth think about 考虑 去游泳 关闭 环顾四周 一滴 Unit 5 Section 1 “Well, yes, but a few days ago, I was in a cloud,” said Dripple. “Then the wind pushed the cloud up a mountain. When the cloud cooled down, it started raining. I became one of the raindrops.” “How did you come into my house then, Dripple?” “I fell into a river and eventually ended up in a reservoir ①. Then I went to a special place. There, people cleaned me and added some chemicals to me.” “They cleaned you? Why?” Du Yun asked. 几天前 冷却 进入 fall into 落入 结束 add...to… 加…到…中 Unit 5 Section 1 “Because I was a bit dirty. Then I travelled through the pipes under the streets and now I’m here,” Dripple explained. “So is this the end of your journey?” Du Yun asked. “No. People will clean me one more time. Then I’ll go into a river, and after that, I’ll return into the sea again.” “Again?” “Yes. My journey back to the clouds starts there. Remember not to waste or pollute me. I’m valuable.” “I’m sorry, Dripple!” Du Yun came out of the bathroom and rushed to her study. She wanted to tell her diary about this at once. ……尽头 再一次 come out of 出来 rush to 冲向 立刻，马上 Unit 5 Section 1 Unit 5 Section 1 Reading comprehension 1 Look at the picture. Complete Dripple’s journey with the information from the story on page 69. ended up in a reservoir went to a special place and got cleaned travelled through the pipes under the streets came into Du Yun's house Unit 5 Section 1 2 Read the story again and answer the questions below. (1) Why was Dripple angry at Du Yun? _______________________________________________________ (2) How did Dripple fall down from the cloud? _______________________________________________________ _______________________________________________________ _______________________________________________________ Because Du Yun was wasting water by leaving the tap on. Dripple was in a cloud and the wind pushed the cloud up a mountain, When the cloud cooled down, it started raining and Dripple became one of the raindrops Unit 5 Section 1 (3) What did people do with the water from the reservoir? Why did they do so? _______________________________________________________________ _______________________________________________________________ (4) What will happen when Dripple returns to the sea? _______________________________________________________________ (5) Why did Dripple tell Du Yun not to waste or pollute water? _______________________________________________________________ People cleaned the water and added some chemicals to it, Because the water was a bit dirty. It will go back to the clouds, and the journey will start again. Because water is valuable. Unit 5 Section 1 3 Discuss the questions below. (1) Can you describe how water gets to your home? (2) How will you save water in the future? Unit 5 Section 1 Vocabulary practice 1 The words and the phrase in italics are from the story on page 69. Choose the correct answers to complete the sentences. (1) We usually get ______ from the taps in our bathroom and kitchen. a water b gas c electricity (2) If someone tells you to do something at once, you need to do it ______. a right now b later c today a a Unit 5 Section 1 (3) A drop of water is ______ water. a a lot of b very little c about two cups of (4) People say “Have a good journey!” when you are going to ______. a have a party at your house b search for information on the internet c travel from one place to another (5) When you return home, you _____ home. a leave b stay at c go back b c c Unit 5 Section 1 2 Complete Du Yun’s diary entry with the words and the phrase in italics from Exercise 1. Change the form if necessary. drop tap at once journey return Unit 5 Section 1 3 Make sentences about the journey of a drop of water with the words and expressions below. Unit 5 Section 1 Listening Water and us 1 Look at the pictures and learn the words and phrases. Unit 5 Section 1 2 Listen to a podcast about water and write down the topics mentioned in it. (1) _______________________________________________________________ (2) _______________________________________________________________ (3) _______________________________________________________________ The water on Earth. The water in human body. Ways to save water. Unit 5 Section 1 3 Listen again and complete the notes below. 70 3 97 0.5 60 75 a few days 2 to 3 wash clothes and take baths Unit 5 Section 1 4 Discuss in pairs how we can use water wisely. Unit 5 Section 1 Homework 完成相关课后习题 Unit 5 Section 1 Thanks Unit 5 Section 1 EV录屏5.2.3软件录制 null 172338.8 EV录屏5.2.3软件录制 null 341654.9 $ Key question What does water mean to us？ Unit 5 Section 4 & Checking your progress Section 4 Extending and developing competencies Focusing on culture Water is not only essential for life, but is also important for human society. Let’s explore the role water plays in the development of cities. 1 Read the article and find out why water is important for cities. Unit 5 Section 4 & Checking your progress If you look at a population map of any country in the world, you will see that most people live close to water. The world’s biggest cities are next to rivers, lakes or the sea. This isn’t an accident. We use water for all kinds of things in everyday life, and we also need it for agriculture and for trade. 靠近…… 紧挨着 各种各样的 日常生活 Unit 5 Section 4 & Checking your progress In fact, water creates jobs and helps different industries to develop. At the end of the 18th century, water played a big role in the Industrial Revolution. Water powered the first machines in the clothes industry, such as Richard Arkwright’s spinning① machines. It also provided the first steam engines with steam. Thanks to rivers and oceans, businessmen could ship their goods overseas. The growing global trade created more jobs and provided more income for people. As a result, the cities that were close to water grew much larger. 事实上 在…末期 play a … role in 在…中起…作用 工业革命 多亏 结果 Unit 5 Section 4 & Checking your progress By 2008, over half of the world’s population lived in cities. Nearly all of these cities are on the coast or by rivers or lakes. This is because cities need water for people’s homes, industry, business, tourism② and leisure activities. Throughout history, water helped create and develop cities. It is now our duty to make sure we don’t waste water or pollute it. 到2008为止 在海岸上 在河边或湖边 纵观历史 It is one’s duty to do 做…是…的责任 确保 浪费水 Unit 5 Section 4 & Checking your progress make a living 谋生 Unit 5 Section 4 & Checking your progress 2 Answer the questions below with the information from the article on page 78. (1) Why are the world’s biggest cities often next to rivers, lakes or the sea? (2) What role did water play in the Industrial Revolution? Because cities need water for people’s homes, industry, business, tourism and leisure activities. During the Industrial Revolution, water powered the first machines in the clothes industry and it also provided the first steam engines with steam. Unit 5 Section 4 & Checking your progress 3 Complete the sentences with the words and the phrase below. Change the form if necessary. (1) This town is on an island, so many people work in the fishing ____________. (2) Pollution is a(n) ____________ problem. All the countries in the world need to work together to solve it. (3) Around a thousand years ago, the weather became drier and drier in this area. ____________, people left. (4) ____________ all of the water on Earth is salt water, so we cannot drink it. (5) The world ____________ is very large: there are now more than 8 billion people on Earth! industry global As a result Nearly population Unit 5 Section 4 & Checking your progress 4 What might be the disadvantages of living in cities near rivers, lakes or the sea? Discuss in groups. Unit 5 Section 4 & Checking your progress Cross-curricular connection | Biological science Water is important to life. About 55%–60% of the adult human body is water. Let’s find out more facts about water in the human body. 1 Read the article about water in the human body and complete the notes below. 生物 下降 长大 …的数量 Unit 5 Section 4 & Checking your progress 保持健康 冷静下来 做运动 出去 变累 Unit 5 Section 4 & Checking your progress 2 What else does the body use water for? Research the topic and share your findings with the class. about 60% about 55% about 70% - 80% 1.5 0.5 Unit 5 Section 4 & Checking your progress Checking your progress Project Making a presentation for World Water Day World Water Day (22 March) is about helping people without access① to safe water. In this project, you are going to work in groups and make a presentation on the topic “Water is life” for World Water Day. Step 1 Collect different facts about water and make a fact sheet. Unit 5 Section 4 & Checking your progress Step 2 Discuss how important water is in our lives and for society. Find evidence to support your opinions. Step 3 Discuss the different uses of water, and how we can save water. You may refer to pages 75–76 for help. Unit 5 Section 4 & Checking your progress Step 4 Organize your ideas in a logical way and give your presentation to the class. 分享 人类 总结 Unit 5 Section 4 & Checking your progress 当井干了，我们便知道水的价值。 ——本杰明·富兰克林 Unit 5 Section 4 & Checking your progress Homework 完成相关课后习题 Unit 5 Section 4 & Checking your progress Thanks Unit 5 Section 4 & Checking your progress EV录屏5.2.3软件录制 null 152640.55 EV录屏5.2.3软件录制 null 171006.42 $