Unit6 Section A(1a—2d)课件 2024-2025学年人教版英语九年级全册

Unit 6　When was it invented? Section A(1a—2d) objectives 1.To listen and talk about the important inventions and their history, using passive voice 1. --When was … invented? --I think it was invented in… 2. I think … is invented before/after… 2. To listen and talk about what inventions are used for using passive voice What is/are … used for? It is/they are used for... 8/10/2024 What are the Four Great Inventions Of our country? Do you know? 8/10/2024 paper-making 造纸术 compass 指南针 printing 印刷术 gunpowder 火 药 8/10/2024 light bulb 1879 When was it invented? It was invented in 1879. Who was it invented by ? It was invented by Edison. What’s it used for? It’s used for seeing in the dark. 8/10/2024 Car 1885 When was it invented? Who was it invented by ? What is it used for? Benz. It was invented in 1885. It is used for traveling fast. It was invented by Benz. 8/10/2024 Look at the things. In what order do you think they were invented? 1a Listening Listen and match the inventions with the years. 1b ___ 1876 ___ 1885 ___ 1927 ___ 1971 d a c b Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again. Practicing 1c When was the telephone invented? I think it was invented in 1876. When was the car invented? It was invented in 1885. When was the TV invented? It was invented in 1927. When was the computer invented? It was invented in 1971. Listen and number the inventions [1-3] in the order you hear them. 2a 听力原文 be used for 被用做于…… Invention What is it/ are they used for? shoes with special heels _________ the style of the shoes shoes with lights seeing ___________ hot ice-cream scoop ______ really cold ice-cream in the dark serving Listen again and complete the chart below. changing 2b Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention? Roy: My pleasure! Let me think… hmm… I know! The zipper! Paul: The zipper? Is it really such a great invention? Roy: Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers, shoes, bags… almost everywhere! 2d Role-play the conversation. Paul: Well, you do seem to have a point… Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn’t used widely. Paul: Really? So when did it become popular? Roy: Around 1917. 16 Who invented the zipper? The zipper was invented by Whitcomb Judson. 2. When was the zipper invented? It was invented in 1893. 3. When was it first used widely? It was first used widely in around 1917. Read the dialogue in 2d, then answer the questions below. 根据课本2d内容回答下列问题。 1. What's the subject for Paul's school project? __________________________________________________________ 2. Where did Roy find information about the zipper? __________________________________________________________ Small inventions that changed the world.　 On a website. 3. Who invented the zipper? __________________________________________________________ 4. When did the zipper become popular? __________________________________________________________ Whitcomb Judson. Around 1917. 考点 When was the telephone invented? 辨析 词义 用法 invent v.发明；创造 指通过研究和实验发明出前所未有的东西。 discover v.发现 指发现自然界本来已经存在，但以前未被人类发现或认识的事物。 create v.产生；创造 指有目的地把原材料制成新产品，也指创造出原来不存在的东西，如艺术品、理论等，通常需要想象力和创造力。 考点 With pleasure!   辨析 含义及用法 with pleasure 意为“当然了；很愿意”，常用于回答对方的请求。 (It's) my pleasure 意为“不客气；很乐意效劳”，常用于回答对方的感谢。 考点 For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. 4. 昨天他提到要搬到新楼去。 Yesterday he __________ __________ to the new building. 5. 我想知道你是否向米兰达提过这个想法。 I wonder if you have __________ the idea __________ Miranda. mentioned moving mentioned to 一、根据句意及汉语提示填空。 1. Daming is busy making a __________(清单) of things for his camping trip now. 2. We can look through the __________(网站) to find some information. 3. The dress is in the latest __________(款式). What's more, it's not expensive. list website style 4. Qian Xuesen was the __________(先驱) of China's space technology program. 5. Travelling abroad in such a short time seemed impossible before the plane was __________(发明). pioneer invented 二、根据汉语意思完成句子(每空一词)。 1. 他表达了一个不同的观点，而且他说的似乎有道理。 He expressed a different opinion and seemed to __________ __________ __________. 2. 对于一个这样重要的决定，我需要再三斟酌。 I have to think twice about __________ __________ __________ __________. have a point such an important decision 3. 在我们的日常生活中，学习一些急救知识是很必要的。 It's necessary to learn some knowledge about first aid __________ _______________________ . 4. 这种共享单车靠电力运行，16岁以下的儿童禁止骑这种车。 This kind of shared bikes __________ __________ __________ and children under 16 mustn't ride it. in our daily/everyday life/lives runs on electricity 5. 苏珊提到，放学后她要去看望她的爷爷奶奶。(整句翻译) __________________________________________________________ ______________ Susan mentioned that she was going to visit her grandparents after school. $$