Unit 5 Section A 1a～2d 课件 2026—2027学年人教版九年级英语上册

该初中英语课件围绕“发明的力量”主题，核心知识点为用一般现在时和一般过去时被动语态描述发明的功能、起源及运作。课堂导入从观察传统与现代科技结合的图片切入，通过匹配发明时间、听力理解具体发明细节，再到角色扮演和小组合作，搭建从认知到应用的学习支架。 其亮点在于融合语言能力、文化意识与思维品质，通过听力活动、角色扮演强化被动语态运用，借助3D打印视频和“中国科技飞跃”视频及本土发明案例增强家国情怀，设计发明海报的拓展作业培养创造思维。采用任务型教学和多媒体资源，学生提升语言应用与跨文化理解，教师可高效实施教学。

Learning Objectives In this unit, we will： 1. talk about inventions. 2. discuss how inventions change our lives. 3. describe inventions using the passive voice. 4. explore the stories of inventors and inventions. Learning Objectives By the end of this lesson, we will be able to： 1. recognize different inventions and describe what they look like and what they are used for. 2. grasp detailed information about inventions through listening, including their function, origins and how they work. 3. use the simple present passive voice(e.g. is made, are used) to describe how inventions are created and how they operate. Look and share. What can you see in the photo? How do you feel about the photo? What creative ideas can you find in it? I can see a high-speed train and a traditional Chinese tower with green trees around. I feel proud and amazed to see China’s ancient culture and modern technology together in one view. We should keep traditional culture while developing modern technology. Pre-listening. 1a Match the names with the things. Find out when they were invented. plane camera laptop mobile phone TV high-speed train 1. ___________ 2. ___________ 3. ___________ 4. ___________ 5. ___________ 6. ___________ high-speed train camera TV mobile phone plane laptop When was the mobile phone invented? In 1973 In 1983 In 1903 In 1900 When was the plane invented? In 1964 In 2008 When was the high-speed train invented? In 1981 In 1979 When were the laptop invented? In 1839 In 1975 When was the camera invented? In 1927 In 1936 When was the TV invented? While-listening. 1b 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 ______ A B Germany China 训练学生捕捉细节的听力策略，帮助其获取发明的功能、来源、运作方式等详细信息；引导学生复述听力中的关键内容，巩固对发明信息的理解，为后续口语输出积累素材。 While-listening. 1c 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. T F 2. A mini-camera is connected to Super See to help with reading. T F 3. A button on Smart Cook should be pressed before cooking. T F 4. All the food is added by Smart Cook itself. T F 5. Hundreds of kinds of dishes can be made by Smart Cook. T F While-listening. Answer the following questions. 1. What is Super See used for? It’s for people who can’t 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. 2. How does Super See help people to see? 1b 1c & While-listening. 1. How does Smart Cook work? Put food in the cup on the top of the machine. Then press the button. Hundreds. 2. How many kinds of dishes can Smart Cook make? 1b 1c & Answer the following questions. Role-play. 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. Ella: How do they help people to see? Guide 1: 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! Checklist Pronunciation （发音标准） Fluency （表达流畅） Emotions （感情充沛） Role-play. 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. 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 mother can take a break from cooking. Guide 2: How nice of you to think so! I’m sure your mother will love it. Checklist Pronunciation （发音标准） Fluency （表达流畅） Emotions （感情充沛） Pair work. 1d What can the two inventions be used for? Describe them to a partner. Name & Origin Appearance User How it works Key features Benefits 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: ... Show time language correct form(形式正确) accurate meaning(意义精确) proper use(使用恰当) performance gentle(仪态文雅) confidence (自信) OK Good Excellent 表演过后让学生进行投票 Pre-listening. Han Lin is talking the 3D printer with Ella. Watch a video. 2a 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  __________________ While-listening. 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? ________________________________________________ ________________________________________________ He went to the International Exhibition of Inventions. Because almost everything under the sun can be made by it. While-listening. 2c Complete the sentences with the correct forms of the words in the box. Then listen again and check your answers. designed designed read design produce create send sent sent created First, the object is _________ on the computer. Then, a file is __________ by the computer. And the file is ___________ to the 3D printer. Next, the file is ___________ by the 3D printer. Finally, the object is __________ by building up plastic. read produced Role-play. 2a, 2b, and 2c 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. 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! Checklist Pronunciation （发音标准） Fluency （表达流畅） Emotions （感情充沛） 全世界 Role-play. 2a, 2b, and 2c Han Lin: Yeah. And in medicine, for example, arms and legs, and even hearts can be created by the 3D printer. 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! Checklist Pronunciation （发音标准） Fluency （表达流畅） Emotions （感情充沛） 积累 Show time language correct form(形式正确) accurate meaning(意义精确) proper use(使用恰当) performance gentle(仪态文雅) confidence (自信) OK Good Excellent 表演过后让学生进行投票 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. 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... Pair work. Enjoy a video. Language points. 1. 重点动词及其过去分词： design → designed invent → invented create → created produce → produced use → used show → shown make → made connect → connected add → added cut → cut send → sent turn → turned Language points. 2. 用来谈论发明创造的短语： ① be used for ... 被用来做··· ② be used to do sth. 被用来做某事 ③ be made by ... 由···制造 ④ be made from/of ... 由···材料制成 ⑤ be connected to ... 被连接到··· ⑥ be designed to do sth. 被设计用来做某事 Language points. 3. What are they used for? 它们被用来做什么？ 例: Buses are driven by professional drivers. 公交车由专业司机驾驶。 此句为一般现在时的被动语态,用于描述通常、经常或事实性的动作。 结构：am / is / are + 过去分词 Language points. 4. Some amazing inventions were shown from all over the world. 一些来自世界各地的惊人的发明被展示出来。 例: I was invited to the party last week. 上周我被邀请参加了派对。 此句为一般过去时的被动语态，用于描述过去发生的动作。 结构：was / were + 过去分词 Write the past participle forms of the following words. 1. produce → __________ 3. send → __________ 5. design → __________ 7. create → __________ 9. add → __________ 2. cut → __________ 4. show → __________ 6. fry → __________ 8. connect → __________ 10. make → __________ produced cut sent shown designed fried created connected added made Fill in the blanks with the correct form. 1. The first plane _______________ about 120 years ago. 2. A mini-camera _______________ to the front of the Super See glasses. 3. Oil and salt _______________ by Smart Cook itself. 4. English _______________ all over the world. 5. The 3D printer can _______________ to make many different things. use invent connect add speak was invented is connected are added is spoken be used Translate the sentences. 1. 词语也可以被转化为声音。 _________________________________________________ 2. 所有食物是由3D打印机制作的。 _________________________________________________ 3. 物体是通过堆积塑料制造出来的。 _________________________________________________ Words can also be turned into sound. All the food is made by the 3D printer. The object is produced by building up plastic. Homework Write a short passage about the influence of inventions. Basic homework Practical homework Review the words and sentences learned in the class. Design and present your own invention on an English poster. Extended homework 54360.0 null 113583.68 null 109299.18 null 102193.18 null 105406.555 Lavf59.14.100 $