Unit5 Power of Ideas (Period 1)Section A (1a-2d) 课件2026-2027学年人教版九年级上册英语

该初中英语课件围绕“创意想法的力量”主题，聚焦发明相关词汇、一般现在时与过去时被动语态，以及发明的功能与影响。通过“创意想法能带来什么”的大问题导入，结合图片观察、听力材料（如Super See智能眼镜、Smart Cook烹饪机、3D打印机对话），构建从词汇学习到语法应用，再到对话与讨论的递进式学习支架。 其亮点在于以任务型活动（如词汇填空、听力辨析、小组讨论“我最喜欢的发明”）提升语言能力，通过分析发明案例（如3D打印机制作过程）培养思维品质，引导学生主动探究发明对生活的改变。资料结构清晰，活动多样，学生能提升语言运用与创新思维，教师可直接利用丰富素材高效开展教学。

Power of Ideas (Period 1) Section A (1a-2d) 人教版九年级上册英语 Lead in BIG Question —What do creative ideas bring about? 创意想法能带来什么？ 01. 谈论发明 (Talk about inventions) 掌握各类发明的英文名称与核心特征词汇，能够清晰、准确地用英语描述发明的基本功能与外观，建立基础的话题交流能力。 02. 探讨影响 (Discuss life changes) 深入探讨发明如何重塑日常生活、工作模式及社会结构，分析技术创新带来的便利、效率提升以及对人类思维方式的深远影响。 03. 语法聚焦 (Passive Voice) 重点掌握一般现在时与过去时的被动语态结构，学会客观、准确地用被动语态描述发明的制作过程、用途及相关事实细节。 04. 探索故事 (Inventors' Stories) 走进发明家的世界，挖掘发明背后的灵感来源、研发历程与奋斗故事，体会创意诞生的艰辛与乐趣，激发自身的创新思维。 2 01. invention/ɪnˈvenʃn/ n. 发明；创造 “The computer is a great invention that changed the world.” 02. camera/ˈkæmərə/ n. 照相机；摄影机 “I took a beautiful photo with my new camera yesterday.” 03. laptop/ˈlæptɒp/ n. 笔记本电脑 “My laptop is light and I can take it anywhere for work.” 04. high-speed trainn. 高速列车；高铁 “China is famous for its fast and comfortable high-speed trains.” 05. super/ˈsuːpə/ adj. 超级的；顶好的；极好的 “That's a super idea! Let's go to the park for a picnic.” 06. sunglasses/ˈsʌnɡlɑːsɪz/ n. 墨镜；太阳镜 “You should wear sunglasses to protect your eyes from the sun.” 07. button/ˈbʌtn/ n. 按钮；纽扣；扣子 “Press the green button to start the game and have fun!” 1.7.2013 ‹#› 01. itself/ɪtˈself/ pron. 它自己 例句：The machine can work by itself. 02. hundreds of 许多；大量；成百上千的 例句：Hundreds of people came to the show. 03. printer/ˈprɪntə/ n. 打印机；印刷公司 例句：I need a printer to print documents. 04. produce/prəˈdjuːs/ v. 生产；繁育 例句：This factory produces cars. 05. file/faɪl/ n. （计算机的）文件；文件夹 例句：Save the file on your computer. 06. plastic/ˈplæstɪk/ n. & adj. 塑料；塑料的 例句：This bottle is made of plastic. 1.7.2013 ‹#› Fill in the Blanks 1. The computer is one of the most important ___________ in the world. 2. This factory ___________ 1000 cars every day. 3. ___________ people visited the museum last week. 4. I need a ___________ to print my report. 5. My ___________ is lighter than your desktop. 6. The ___________ bag is harmful to nature. 备选词：invention, produce, plastic, printer, hundreds of, laptop inventions produces Hundreds of printer laptop plastic 01. be used for被用于 (后接动名词/名词) 例句：The knife is used for cutting things like vegetables and meat in the kitchen. 02. be designed to被设计用来 (表目的，后接动词原形) 例句：This educational app is designed to help learners master English grammar effectively. 03. be connected to连接到 (表示物理或逻辑上的关联) 例句：The wireless keyboard is connected to the computer via a stable Bluetooth signal. 04. turn into变成；转变为 (强调形态/状态的彻底改变) 例句：If you put water in the freezer for hours, it will turn into solid ice. 05. hundreds of成百上千的 (概数表达，后接可数名词复数) 例句：Hundreds of excited students came to attend the famous scientist's lecture. 06. all kinds of各种各样的 (后接复数名词或不可数名词) 例句：There are all kinds of interesting storybooks in the school library for kids. 07. under the sun究竟；到底；天下的 (用于加强语气) 例句：What under the sun are you looking for in this old drawer for so long? 08. for example例如；比如 (用于举例说明，后常接逗号) 例句：I love eating fresh fruits, for example, sweet apples and juicy grapes. 01 The pen _________________ writing. （提示：用于书写） 02 This machine _________________ help people cook. （提示：被用来帮助） 03 The printer _________________ the laptop. （提示：连接到） 04 Ice can _________________ water when it's warm. （提示：变成） 05 _________________ people visit the Great Wall every year.（提示：数以千计的） 06 There are _________________ animals in the zoo. （提示：各种各样的） 07 We can do almost anything _________________ with the Internet. （提示：在线；在网上） 08 I have many hobbies, _________________, reading and swimming. （提示：例如） Phrase Practice is used for is designed to is connected to turn into Hundreds of all kinds of under the sun for example Look and say What can you see in the photo? How do you feel about the photo? What creative ideas can you find from it? Match the names with the things. Find out when they were invented. 1a 1. high-speed train （1964年） 2. camera （1839年） 3. TV （1925年） 4. mobile phone （1973年） 5. plane （1903年） 6. laptop （1985年） 9 Conversation 1: _________ Conversation 2: _________ A. Super See, from ___________ B. Smart Cook, from ___________ Listen to the conversations. Choose the invention each conversation talks about and find out where they are from. 1b 10 Listen to the conversations. Conversation 1 Guide 1: Welcome to the International Exhibition of Inventions! Over here, we have Super See from Germany. Ella: They look like sunglasses. What are they used for? Guide 1: They're for people who can't see well. They don't find normal glasses helpful. 11 Listen to the conversations. Ella: How do they help people to see? Guide1: Well, a mini‑camera is connected to the front of the glasses. It makes everything look larger. Words can also be turned into sound. Ella: Cool! So they can help people watch TV and read books. Guide 1: Yes. They can also control the colour and picture. Ella: Amazing! 12 Listen to the conversations. Conversation 2 Teng Fei: What smells so delicious? Guide 2: Come and have a try. Smart Cook from China is cooking some food. Teng Fei: Really? How does it work? Guide 2: 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. 13 Listen to the conversations. Teng Fei: Fantastic! How many kinds of dishes can it make? Guide 2: Hundreds! It has an app with many recipes. Teng Fei: Great! With this robot, my parents can take a break from cooking. Guide 2: How nice of you to think so. I'm sure they will love it. 14 Check the answers. 1b Conversation 1: _________ Conversation 2: _________ A. Super See, from ___________ B. Smart Cook, from ___________ A B Germany China 15 Conversation 1: Super See 超级眼镜 01 核心受众 They're for people who can't see well. 专为视力障碍人群设计，是辅助视力的智能穿戴设备，解决日常视物模糊的困扰。 02 硬件设计 A mini-camera is connected to the front of the glasses. 眼镜前端搭载高清微型摄像头，实时捕捉前方画面，为后续的视觉处理提供数据支持。 03 视觉放大 It makes everything look larger. 通过智能算法实时放大视野内的物体，无论是文字、人脸还是远处的景物，都能清晰呈现。 04 语音辅助 Words can also be turned into sound. 具备OCR识别与语音合成功能，将书本、路牌上的文字转化为清晰的语音播报，实现“听”书。 05 画面优化 They can control the colour and picture. 支持手动调节画面的色彩饱和度、对比度以及亮度，适配不同光线环境和用户的视觉偏好。 Conversation 2: Smart Cook 智能烹饪机 01. 食材投放 Put food like carrots & onions in the cup on the top of the machine. 将胡萝卜、洋葱等食材放入机器顶部的专用研磨杯中，轻松完成备料第一步。 02. 一键启动 Just press this button to start the automatic cooking cycle. 无需复杂设置，轻触面板按钮即可启动程序，系统自动识别食材并匹配火候。 03. 自动切炒 All the food is cut and fried evenly inside the pot. 内置360度旋转刀头与翻炒臂，模拟大厨颠锅手法，食材受热均匀，口感更佳。 04. 智能精准调味 The oil and salt are also added in the right amount by the machine itself. 内置储料仓根据算法精准释放油盐酱醋，严格控制热量摄入，不仅美味更健康。 05. 云端菜谱库 It has an app with many recipes for you to choose from. 专属APP提供上千道中西餐食谱，支持一键下载并同步烹饪参数，让你轻松变大厨。 Listen again and circle T for true or F for false. 1c 01. Super See is a pair of sunglasses designed to protect people's eyes.（ ） 02. A mini-camera is connected to Super See to help with reading.（ ） 03. A button on Smart Cook should be pressed before cooking.（ ） 04. All the food is added by Smart Cook itself.（ ） 05. Hundreds of kinds of dishes can be made by Smart Cook.（ ） 💡 Listening Tips:Focus on specific details like functions, steps, and numbers. Don't miss key information! 18 Listen to the conversations again. Conversation 1 Guide 1: Welcome to the International Exhibition of Inventions! Over here, we have Super See from Germany. Ella: They look like sunglasses. What are they used for? Guide 1: They're for people who can't see well. They don't find normal glasses helpful. 19 Listen to the conversations again. Ella: How do they help people to see? Guide1: Well, a mini‑camera is connected to the front of the glasses. It makes everything look larger. Words can also be turned into sound. Ella: Cool! So they can help people watch TV and read books. Guide 1: Yes. They can also control the colour and picture. Ella: Amazing! 20 Listen to the conversations again. Conversation 2 Teng Fei: What smells so delicious? Guide 2: Come and have a try. Smart Cook from China is cooking some food. Teng Fei: Really? How does it work? Guide 2: 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. 21 Listen to the conversations again. Teng Fei: Fantastic! How many kinds of dishes can it make? Guide 2: Hundreds! It has an app with many recipes. Teng Fei: Great! With this robot, my parents can take a break from cooking. Guide 2: How nice of you to think so. I'm sure they will love it. 22 Check the answers. 1c 01. Super See is a pair of sunglasses designed to protect people's eyes.（ ） 02. A mini-camera is connected to Super See to help with reading.（ ） 03. A button on Smart Cook should be pressed before cooking.（ ） 04. All the food is added by Smart Cook itself.（ ） 05. Hundreds of kinds of dishes can be made by Smart Cook.（ ） F F T T T 23 What can the two inventions be used for? Describe them to a partner. 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: ... 24 Pair Work 1d 🎯 核心任务 两人一组（A & B），选择一个你熟悉的科技发明。搭档间进行英语对话，分别描述它的主要用途和基本工作原理，尝试使用下方的参考句型进行互动。 🗣️ 场景一：询问用途 A: What can the______be used for? (e.g., smartphone, robot) B: It's used for______. (e.g., keeping in touch with friends, cleaning the floor) 🔧 场景二：解析原理 A: How does it work? Can you explain? B: First,______. Then,______. (e.g., you press the button; it connects to Wi-Fi) 💡 话题灵感库 Smartphone 通讯与娱乐中心 Laptop 移动办公好帮手 High-speed Rail 中国速度新名片 Robot Vacuum 智能家居清洁师 Camera 定格美好瞬间 25 Tick the things that you think a 3D printer can make. You can add more. 2a Medicine 医用药品/器具 Prosthetics 假肢 (手臂/腿) Hearts 心脏模型/组织 Toys 创意玩具模型 Tables 家具/桌子 Shoes 定制鞋子 Computers 电脑外壳/配件 Houses 建筑构件/房屋 Chairs 创意座椅 Food 可食用食品 Brainstorming Time! 头脑风暴时刻 What else can a 3D printer make? 你觉得3D打印机还能做什么？在小组内讨论并补充更多想法，比如乐器、衣服或者艺术品？ Check the answers. 2a ✓ ✓ ✓ ✓ ✓ ✓ ✓ machine parts and artworks 2b 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? 🎧 听力锦囊 Listening Tips 带着问题听录音，学会抓“信号词”：听到where时迅速记录地点；听到3D printer时聚焦描述性形容词；听到because / so时注意后面的原因解释。不要因为个别生词而停顿，保持对整体大意的把握。 Listen to the conversation. Ella: Hi, Han Lin! Did you go to the International Exhibition of Inventions last weekend? Han Lin: Yes, some amazing inventions were shown from all over the world. Ella: What invention did you like the most? Han Lin: Oh, the 3D printer was amazing. Ella: Why? Han Lin: Almost everything under the sun can be made by it. 29 Listen to the conversation. Ella: Really? Like what? Han Lin: Well, all kinds of everyday objects. Toys, chairs, tables, and even houses can all be made by the 3D printer. Ella: That's cool! Han Lin: Yeah. And in medicine, for example, arms and legs, and even hearts can be created by the 3D printer. 30 Listen to the conversation. Ella: That's great! How does it work? Han Lin: 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. Ella: Is only plastic used? Han Lin: No, other materials can also be used to produce things. It can even make food. Ella: Oh, really? I'd love to try 3D‑printed food! 31 2b Check the answers. 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. 2c Complete the sentences with the correct forms of the words in the box. Then listen again and check your answers. Listen to the conversation. Ella: Hi, Han Lin! Did you go to the International Exhibition of Inventions last weekend? Han Lin: Yes, some amazing inventions were shown from all over the world. Ella: What invention did you like the most? Han Lin: Oh, the 3D printer was amazing. Ella: Why? Han Lin: Almost everything under the sun can be made by it. 34 Listen to the conversation. Ella: Really? Like what? Han Lin: Well, all kinds of everyday objects. Toys, chairs, tables, and even houses can all be made by the 3D printer. Ella: That's cool! Han Lin: Yeah. And in medicine, for example, arms and legs, and even hearts can be created by the 3D printer. 35 Listen to the conversation. Ella: That's great! How does it work? Han Lin: 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. Ella: Is only plastic used? Han Lin: No, other materials can also be used to produce things. It can even make food. Ella: Oh, really? I'd love to try 3D‑printed food! 36 2c Check the answers. 01 First, the object is ___________ on the computer with special software. 02 Then, a digital file is ___________ by the computer for printing. 03 And the file is ___________ to the 3D printer via USB or Wi-Fi. 04 Next, the instructions in the file are __________ by the machine. 05 Finally, the real object is _________ by building up layers of plastic. designed created sent read produced 2d 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. Group Discussion ✨ My Favourite Invention 我最喜欢的发明 ✨ 01. 定义与名称 What is your favourite invention? 你最喜欢的发明是什么？请说出它的名字。 02. 核心用途 What is it used for? 它主要用来做什么？解决了什么具体问题？ 03. 生活改变 How does it change your life? 它如何改变了你的日常生活？让生活更便捷了吗？ 04. 喜爱原因 Why do you like it best? 相比其他发明，它最吸引你的独特之处是什么？ 4人小组协作 自由组队，确保每位成员都有发言机会 限时 3 分钟 合理分配时间，充分交流观点与想法 代表上台分享 每组推选一名代表，总结小组讨论成果 Talk About Inventions 📝 Task 任务要求 1. List 3-5 items you use every day and pick your favorite one. 列出3-5件日常用品并选出你的最爱。 2. Describe what it is used for and explain its importance to you. 描述它的用途以及对你的重要性。 📌 Daily Items 日常物品示例 Laptop 笔记本电脑 Pencil 铅笔 Desk 书桌 ______ 你的最爱？ 💬 Dialogue Example 对话范例 A: What invention do you like the most? And do you think it is very important in your daily life? （你最喜欢的发明是什么？你觉得它在日常生活中很重要吗？） B: I like the laptop the most. It can be used for studying online, working, and communicating with friends. Yes, it is really important—it makes my life much easier. （我最喜欢笔记本电脑。它可以用来在线学习、工作和与朋友交流。是的，它真的很重要，让我的生活便捷多了。） 核心词汇 Vocabulary 重点短语 Phrases invention, camera, laptop, high‑speed train, super, sunglasses, button, itself, hundreds of, printer, produce, file, plastic 1. be used for + doing 含义：被用来做…… 例：Pens are used for writing. 2. be connected to... 含义：与……连接/关联 3. 数量表达 hundreds of (成百上千), all kinds of (各种各样) 以“My Favorite Invention”为题，用英语写5个完整的句子。需说明它是什么、主要用途是什么，以及你为什么喜欢它。注意运用本课时学到的描述性词汇。 $