Unit 5 Power of Ideas Section A(1a-2d)课件 2026-2027学年人教版九年级英语上册

Unit 5 Power of Ideas 第一课时　 Section A(1a—2d) 人教版 九年级 英语（上） A C B 1 1. What can you see in the photo? I can see Yellow Crane Tower standing on a green hill and a high-speed train running on the railway tracks . 2. How do you feel about the photo? I feel excited and proud. 3. What creative ideas can you find in it? The photo shows a mix of traditional Chinese culture and modern transportation technology. （答案不唯一，仅供参考） Look and share Yellow Crane Tower high-speed train (高速列车) BIG Question ? What do creative ideas bring about? 2 Besides the high-speed train, what inventions do you think bring about changes to our life? Think and say Match the names with the things. Find out when they were invented. plane camera laptop mobile phone TV high-speed train n.照相机；摄影机 n.笔记本电脑 1. ____________ 2. _________ 3. _________ 4. ____________ 5. ________ 6. ________ high-speed train camera TV mobile phone plane laptop 1a Predict and say The … was invented in … 1964 1839 1925 1973 1903 1981 Let’s watch Know more about high-tech smart inventions (智能) in our daily life. Ella and Teng Fei are now visiting the International Exhibition of Inventions. What will they see on site? Let’s explore into the world of smart inventions. 8 Listen to the conversations. Choose the invention each conversation talks about and find out where they are from . Conversation 1: ____ Conversation 2: ____ A. Super See, from _________ B. Smart Cook, from _________ 超级视野 智能厨师 A B Germany China 1b Listen again and circle T for true or F for false. 1.Super See is a pair of sunglasses designed to protect people’s eyes. 2.A mini-camera is connected to Super See to help with reading 3. A button on Smart Cook should be pressed before cooking. 4.All the food is added by Smart Cook itself. 5. Hundreds of kinds of dishes can be made by Smart Cook. T F T F T F T F T F n. 墨镜 （前缀）微型的；短的 help with 帮助做（某事） help people who can’t see well People need to put food like carrots and onions in the cup on the top of the machine. 1c Listen again and fill in the blanks. Welcome to the International Exhibition of Inventions! Over here, we have __________ from _________. They look like _________. ____________________? They’re for people who _____________. They don’t find ________________ helpful. Guide 1: Ella: Guide 1 : Conversation 1 sunglasses can’t see well Super See Germany What are they used for normal glasses 被用于… 普通眼镜 How do they help people to see? Well, a ___________ is connected to the front of the glasses. It makes everything look _______. _______ can also be turned into ______. Cool! So they can help people watch TV and read books. Yes. They can also control the ______ and _______. Amazing! Ella: Guide 1: Ella: Guide 1: Ella: mini-camera larger Words sound colour picture 被连接到… turn…into…把… 变成… What smells so delicious? Come and have a try, ___________ from ______ is cooking some food. Really? How does it work? It’s simple! Put food like carrots and onions in the cup on the top of the machine. Then ___________ _________. All the food _______________. The oil and salt are also _______ by the machine itself. Teng Fei: Guide 2: Teng Fei: Guide 2: Conversation 2 press this is cut and fried added Smart Cook China button Fantastic! How many kinds of dishes can it make? Hundreds! It has an app with many ________. Great! With this robot, my parents can __________________ cooking. How nice of you to think so. I’m sure they will love it. Teng Fei: Guide 2: Teng Fei: Guide 2: recipes take a break from take a break from +名词/动名词 (doing) 从……中休息一下 食谱 Welcome to the International Exhibition of Inventions! Over here, we have Super See from Germany. They look like sunglasses. What are they used for? They’re for people who can’t see well. They don’t find normal glasses helpful. How do they help people to see? Well, a mini-camera is connected to the front of the glasses. It makes everything look larger. Words can also be turned into sound. Cool! So they can help people watch TV and read books. Yes. They can also control the colour and picture. Amazing! Guide 1: Ella: Guide 1 : Conversation 1 Read and analyze Ella: Guide 1: Ella: Guide 1 : Ella: How to talk about an invention? What invention is it? Where is it from? 介绍发明的名称和来源 What does it look like? 介绍外观 What’s the function? 介绍功能，用途 How does it work? 介绍工作原理 What do you think of it? 进行评价或表达感受 What smells so delicious? Come and have a try, Smart Cook from China is cooking some food. Really? How does it work? It’s simple! Put food like carrots and onions in the cup on the top of the machine. Then press this button. All the food is cut and fried. The oil and salt are also added by the machine itself. Teng Fei: Guide 2: Teng Fei: Guide 2: Conversation 2 Fantastic! How many kinds of dishes can it make? Hundreds! It has an app with many recipes. Great! With this robot, my parents can take a break from cooking. How nice of you to think so. I’m sure they will love it. Teng Fei: Guide 2: Teng Fei: Guide 2: What invention is it? Where is it from? 介绍发明的名称和来源 What’s the function? 介绍功能，用途 How does it work? 介绍用法 What’s the benefit? 介绍好处 What can the two inventions be used for? Describe them to a partner. A: What can the special glasses be used for? B: They’re for people who can’t see well. A: How do they work? B: ... 1d A: What can the special glasses be used for? B: They’re for people who can’t see well. A: How do they work? B: A mini-camera is connected to the front of the glasses. It makes everything look larger and can also turn words into sound. Sample A: What can the Smart Cook be used for? B: It’s for people who want to cook delicious food easily. A: How does it work? B: Just put food like carrots and onions in the cup on the top of the machine and press the button. The machine will cut and fry the food , and add oil and salt by itself. invention /ɪnˈvenʃn/〔名词〕发明；创造 Papermaking is one of the four great inventions of ancient China. 造纸术是中国古代四大发明之一。 1. What changes can inventions bring to our lives? (教材P42 Section A 标题) Language points 拓展：invention 的相关词 invent v. 发明 invention n.发明；创造 inventor n. 发明家 The great inventor has invented lots of useful inventions. 这位伟大的发明家已经发明了许多有用的发明。 super /ˈsuːpə（r）/ （1）〔形容词〕超级的；顶好的 What a super time we had in Sanya! 我们在三亚玩得超级开心！ （2）〔副词〕特别；格外 I’m super tired, so I have to go to bed now. 我特别累，所以我现在必须上床睡觉了。 2. Over here, we have Super See from Germany. 拓展：super 还可作前缀，与其他名词或形容词构成合成词，如：superhero（超级英雄）；superpower（超级大国）；supermarket（超市）；supernatural（超自然的）；superfast（超快的）。 button /ˈbʌtn/ （1）〔可数名词〕按钮 Press the red button, and the machine will start to work. 按这个红色按钮，机器就会开始运转。 （2）〔可数名词〕扣子 Linda has a dress with beautiful buttons . 琳达有一件带有漂亮纽扣的连衣裙。 （3）〔动词〕扣……的纽扣 Sam, make sure you button up your shirt. 萨姆，一定要把你的衬衫扣好。 3. A button on Smart Cook should be pressed before cooking. (教材P42 1c) 24 4. A button on Smart Cook should be pressed before cooking. (教材P42 1c) 含情态动词的被动语态 本句中should be pressed为含有情态动词的被动语态，其基本结构为“情态动词+助动词be+及物动词的-ed形式”，否定形式为“情态动词+not+助动词be+及物动词的-ed形式”。 Students should be allowed to make decisions by themselves. 学生应该被允许自己做决定。 Waste paper should not be thrown here. 废纸不应该扔在这里。 26 含有情态动词的被动语态变为一般疑问句时，应将情态动词移到句首。 Can the sentence be translated this way? 这个句子可以这样翻译吗? 用法拓展 itself /ɪtˈself/ 〔反身代词〕 它自己 其人称代词主格形式为it，宾格形式为it。itself 在句中常作宾语或同位语。 The squirrel hurt itself and lost a lot of blood. 那只松鼠弄伤了自己，还流了很多血。 We all agree that ability is more important than knowledge itself. 我们都认同能力比知识本身更重要。 5. The oil and salt are also added by the machine itself. (教材P42 1c) 28 拓展：反身代词汇总 数 第一人称 第二人称 第三人称 单数 复数 myself 我自己 ourselves 我们自己 yourself 你自己 yourselves 你们自己 himself 他自己 themselves 他（或她、它）们自己 herself 她自己 itself 它自己 6. Hundreds of kinds of dishes can be made by Smart Cook. (教材P42 1c) hundreds (of…) 许多；大量 hundreds of hundred 许多；大量 百 表示概数，不与具体数字连用 其前一般有a 或具体数字，表示具体数目，其后不加-s，也不与of 连用 The old town has a history of more than two hundred years. Hundreds of tourists come to visit it every year . 这座古镇有两百多年的历史。每年有许多游客前来参观。 辨析：hundreds of 与hundred 30 At the International Exhibition of Inventions, the guide introduces _________, a special pair of ______ from ________. They look like _________. They’re made for people with poor eyesight who can’t use normal glasses. A mini-camera is _________ to the front of the glasses. It makes everything look ________. It can also ______ words _____ sound, so users can watch TV and read books. People can also ________ the colour and picture. Ella thinks it’s ________. Review and fill glasses Germany sunglasses connected larger turn into control amazing Super See At the exhibition, Teng Fei learns about ____________, a cooking robot from ______. It can cook food by _______. Just ______food like carrot and onions in the cup of the top of the machine. Then ______________. All the food is _____ and ______. The oil and salt are also _______ by the machine itself. It has an ______with _________________, so it can make many kinds of dishes. Teng Fei likes it because his parents can _________________ cooking with it. China Smart Cook itself put press this button cut fired added app hundreds of recipes take a break from Think & summarize When we describe inventions, what can we talk about? Inventions Name Place of origin Appearance Usage & Function How it works Advantages Feelings What questions can we use to talk about an invention? What is the invention called? Which country is it from /made in? What does it look like (size, shape)? What is it used for /what can it do? How does it work/run? What do you think of it/ Why is it useful? Questions 34 What’s the invention in the video? Let’s watch =Three Dimensional (三维) What do you want to know about the 3D printer? 3D printer /ˈprɪntə（r）/ 打印机 What is a 3D printer? Which country is the first 3D printer made in? What is it used for /what can it do? It is a special printer that can make real objects. The first 3D printer was invented in USA in 1983. Some basic information about 3D printer How does it work? What can the 3D printer make? Tick the things that you think a 3D printer can make. You can add more. medicine arms and legs hearts toys tables shoes computers houses chairs food ____________________ small parts for machines 2a Listen to the conversation and answer the questions. 1. Where did Han Lin go last weekend? 2. Why was the 3D printer Han Lin’s favourite invention? He went to the International Exhibition of Inventions. Because almost everything under the sun can be made by it. 2b What things can be made by the 3D printer? All kinds of everyday objects. Toys, chairs, tables, and even houses can all be made by the 3D printer. 日常用品 And in medicine, for example, arms and legs, and even hearts can be created by the 3D printer. 医学 It can even make food. Listen and find Think and predict How does the 3D printer work? Complete the sentences with the correct forms of the words in the box. Then listen again and check your answers . read design produce create send 读（盘） 设计 制造 创建 发送 Listening strategy: 听前预测关键词、听中抓动作词、听后梳理逻辑 /prəˈdjuːs/ 2c read design produce create send First, the object is ________ on the computer. 1 Then, a file is __________ by the computer. 2 And the file is ________ to the 3D printer. 3 Next, the file is _______ by the 3D printer. 4 Finally, the object is _________ by building up plastic. 5 /faɪl/ n.（计算机的）文件；文件夹 designed created build up 增加；加强；创建 sent read produced Hi, Han Lin! Did you go to the International Exhibition of Inventions last weekend? Yes, some amazing inventions were shown from all over the world. What invention did you like the most? Oh, the 3D printer was amazing. Why? Almost everything under the sun can be made by it. Ella: Han Lin： Ella: Han Lin: Ella: Han Lin: 询问周末是否去了发明展，引出 “inventions” 主题，交代背景 询问对方最喜欢的发明是什么，核心对象聚焦 通过追问喜欢的原因进一步深入话题。 Read and analyze Really? Like what? Well, all kinds of everyday objects. Toys, chairs, tables, and even houses can all be made by the 3D printer. That’s cool! Yeah. And in medicine, for example, arms and legs, and even hearts can be created by the 3D printer. Ella: Han Lin: Ella: Han Lin: 追问具体例子，引出日常和医疗用途 That’s great! How does it work? Well, first, the object is designed on a computer. Then, a file is created and sent to the 3D printer. The 3D printer reads the file, and after that, the object is produced by building up plastic. Is only plastic used? No, other materials can also be used to produce things. It can even make food. Oh, really? I’d love to try 3D-printed food! Ella: Han Lin: Ella: Han Lin: Ella: 追问原理，引出工作流程 补充追问材料，完善认知 /ˈplæstɪk/ 塑料 Do you think 3D printer is an amazing invention? Will the 3D printer become much more popular in the future? Further thinking List the things you use every day and choose the one that you like the most. Then talk about what it can be used for and its importance. Things I use every day 1. laptop 2. pencil 3. desk 4. _______ A: What invention do you like the most? B: I like... the most. A: What can it be used for? B: It can be used for/to... A: Amazing!/Fantastic! Is it important in your daily life? B: Yes, it ... notebook 2d A: What invention do you like the most? B: I like the laptop the most. A: What can it be used for? B: It can be used for studying, searching information and talking with friends. A: Amazing! Is it important in your daily life? B: Yes, it helps me finish my schoolwork easily and makes my life much more convenient. Sample 1. Why was the 3D printer Han Lin’s favourite invention? (教材P43 2b) printer /ˈprɪntə（r）/ 〔名词〕 由“print（v. 打印）+-er（名词后缀）”构成 (1)打印机 Could you please show me how to use the 3D printer? 请问你能教我如何使用这台3D打印机吗？ (2)印刷公司；印刷工人；印刷商 Helen has been a printer in that printer for five years. 海伦在那家印刷厂做印刷工已经五年了。 拓展：print〔名词〕印刷品 〔动词〕打印 Language points 2.Finally, the object is produced by building up plastic. (教材P43 2c) produce /prəˈdjuːs/ (1)[及物动词]生产 It’s said that those laptops were produced in Germany. 据说那些笔记本电脑是在德国生产的。 (2)[及物动词]繁育 Scientists did a lot of research to help pandas produce more babies. 科学家们做了大量研究来帮助熊猫生育更多的幼崽。 (3)[及物动词]制作，拍摄（电影、戏剧等） How many films has the famous director produced so far? 到目前为止这位著名的导演拍了多少部电影了？ (4)[不可数名词] 产品；（尤指）农产品 Hundreds of people prefer to buy farm produce online. 许多人更喜欢在网上买农产品。 3.Finally, the object is produced by building up plastic. (教材P43 2c) plastic /ˈplæstɪk/ (1)[名词]塑料 The chair is made of plastic. 这把椅子是塑料制成的。 (2)[形容词]塑料的 It’s important to use fewer plastic bags and less paper. 使用更少的塑料袋和纸张是很重要的。 Exercises The first electronic _______ (print) was developed in 1968. The gunpowder was a Chinese ________ (invent) . She has taught ________ (hundred) of students. 一、用所给词的适当形式填空。 printer invention hundreds 二、 完成句子，每空一词。 1. 这些工具是用3D打印机生产的。 These tools ____ _________ ____ 3D printers. 2. 他按了一个按钮，然后等着坐电梯。 He _______ __ _______ and waited for the lift. 3. 那把旧椅子应该扔掉了。 That old chair ______ ___ _______ _____. are produced by pressed a button should be thrown away Copy the new words in this period and remember them. Describe one of the inventions in 1a to your family in English. Homework $nullHi handlin. Did you go to the international exhibition of inventions last weekend? Yes, some amazing inventions were shown from all over the world. What invention did you like the most? Oh, the three d printer was amazing. Why almost . everything under the sun can be made by IT? Really like what? Well, all kinds of everyday objects, toys, chairs, tables and even houses, can all be made by the three d printer. That's cool. yeah. And in medicine, for example, arms and legs and even hearts can be created by the three d printer. That's great. How does . that work? Well, first, the object is designed on a computer. Then a file is created and sent to the three d printer. The three d printer reads the file, and after that, the object is produced by building up plastic. Is only plastic used. no other materials can also be used to produce things. IT can even make food. Oh, really, i'd love to try three d printed food. Conversation one, welcome to the international exhibition of inventions over here. We have super sea from germany. They look like sun glasses. What are they used for? Therefore, people who can't see, well, they don't find Normal glasses helpful. How do they help people to see? Well, a mini camera is connected to the front of the glasses. IT makes everything look larger. Words can also be turned into sound cool. So they can help people watch T, V and read books. Yes, they can also control the color and picture. amazing. Conversation, too, what . smells so delicious? Come on, have a try. Smart cook from china is cooking some food. really. How does that work? Is simple. Put food like carrots and onions in the cup on the top of the machine, then press this button. All the food is cut and fried. The oil and salt are also added by the machine itself. fantastic. How many kinds of dishes can you make? hundreds. IT has an APP with many recipes. great. With this robot, my parents can take a break from cooking. How nice of you to think so. I'm sure they will love IT.