Unit 3 Great Ideas Project & Review课件2026-2027学年仁爱科普版英语九年级上册

In this unit, you will learn to: • introduce the great inventions in the world. • be creative in your daily life. • use the text clues to understand the author’s viewpoint. • use the reading strategy of rereading. • design your dream invention. Big Question: What is invention in your eyes? u UNIT 3 Project & Review Wrapping Up the Topic 学习目标 通过本节课的学习，同学们将能： 1. 听懂有关牛仔裤发展史的文本，完成听力填空，并根据信息复述文本。 2. 掌握被动语态的结构及用法，并在真实语境中运用。 3. 运用所学词汇和句型，介绍梦想发明，并在小组活动中进行交流。 4. 学会观察生活，乐于大胆想象，敢于动手实践。 1. What problems do you always meet? My schoolbag is too heavy. We may get wet if it rains suddenly. It takes lots of time to tidy my room. It’s hard for me to find my pens and keys. Free talk 2. Have you ever thought of some ideas to solve these problems? What will you do? 3. I want to invent a(an) ______ because ______. Project Sharing your dream invention Activity 1 Look at the poster about a dream invention and answer the questions. 1. What problems can the invention solve? 2. How can the invention solve the problem? Problem: We need to take many things for hiking. Invention: A smart hiking bag How it works: The hiking bag can be changed into a tent or a sleeping bag. The temperature of its back may change according to the weather. The bag has wheels, so you can pull it behind you. Activity 2 Group work. Share your dream invention and draw a poster together. Activity 3 Report your group work to your class and share your poster about a dream invention. Problem: It’s hard for me to find my pens and notebooks when I need them. Invention: A smart finder How it works： • We can put small marks on our pens and notebooks. • When we cannot find our things, we can press the button. • The marks will make sounds, so we can find them easily. Activity 1 Pair work. Listen to the monolog and fill in the blanks, and then retell the invention of jeans. The invention and changes of jeans In the past The first jeans were designed in __________, as work clothes for men. It could take almost ten years to wear out a __________ of jeans. Today Jeans are designed not only for men, but also for __________ and children. The cloth for making jeans is also __________ and more comfortable. The more you wash them, the more comfortable they __________. There are plenty of __________ in style and price. 1873 pair women softer become choices Review Activity 2 Read the text and match the words with their meanings. Activity 2 Read the text and match the words with their meanings. Activity 3 Pair work. Complete the conversation with the correct form of the given words in the box, and then act it out. discover make appear invent produce Kangkang: Look at these great inventions! How amazing! Which do you think is the most interesting? Xiao Ya: I would say the wheel. It first ______________ around 3500 BCE. It ______________ to move heavy objects. Kangkang: People were smart to think of such a good idea. Xiao Ya: Yes. Are you interested in any other inventions? Kangkang: The nails. They ________________ in old Egyptian buildings around 3400 BCE. And the workers ______________ them by hand. Xiao Ya: Now nails ______________ by machines. They can be found everywhere in our daily life. was invented are produced made appeared were discovered Activity 4 Read the text and answer the questions. 1. How did Katherine help her father stay awake while he was driving? 2. What does the machine do when it finds that the driver is sleepy? 3. What’s the benefit of Katherine’s invention? 4. What is Katherine’s goal? She hopes that her inventions will help make the world a safer and more convenient place. She invented a machine to keep drivers awake while they were driving on the road. The machine would play music to wake drivers up when they felt sleepy on the road. It has become an important tool in reducing traffic accidents. Activity 4 Read the text and answer the questions. Language points 1. The first jeans were designed in 1873, as work clothes for men.最早的牛仔裤于1873年被设计出来，用作男士工作服。 【点拨】(1) were designed“被设计”，一般过去时的被动语态。 (2) as work clothes for men在句中作方式状语。 (3) work clothes 工装，工作服 2. It could take almost ten years to wear out a pair of jeans.磨破一条牛仔裤可能需要将近十年的时间。 【点拨】(1) It takes time to do sth 做某事花费时间。 (2) wear out (衣物)磨损，穿破 【拓展】wear out 还可指“使疲惫”。 e.g. He was worn out after work.下班后他筋疲力尽。 3. This happens to everyone quite often.这种情况常常发生在每个人身上。 【点拨】happen to 两套核心搭配 (1) sth happen to sb 某事发生在某人身上 e.g. What happened to you? 你出什么事了？ (2) sb happen to do sth 某人碰巧做某事 e.g. I happened to meet him.我碰巧遇见了他。 注意：happen无被动！不能说be happened。 4. During the journey, she noticed her dad sometimes trying very hard to stay awake at the wheel.旅途中，她注意到父亲开车时时常强撑着睡意，努力保持清醒。 【点拨】(1) notice sb doing sth 注意到某人正在做某事 notice sb do sth 注意到某人做了某事(全过程) e.g. I often notice him clean the classroom.我经常看见他打扫教室。 e.g. When I passed by, I noticed them talking loudly.我路过的时候，看见他们正在大声交谈。 (2) stay awake 保持清醒 awake adj. 醒着的， 描述状态，放在系动词后(be/stay/keep awake) 【拓展】wake v. 唤醒，醒来，强调动作。常见搭配wake up醒来；唤醒。 e.g. Please wake me up tomorrow morning.明天早上请叫醒我。 e.g. Keep awake when you drive.开车时要保持清醒。 (3) at the wheel 正在驾驶车辆；在开车 5. Moreover, daydreaming can make you more creative and help you have more amazing new ideas.此外，白日梦能够让你更富有创造力，帮助你想出更多绝妙新颖的想法。 【点拨】moreover adv. 此外，而且。常放句首，后面加逗号。 同义短语：what’s more, besides, in addition, further more Exercise 一、英汉互译 1. a great breakthrough 2. wear out a pair of jeans 3. lead to 4. notice sb. doing 5. stay awake at the wheel 6. by hand 7. win several prizes 一项重大突破　 穿破一条牛仔裤　 导致；促成　 注意到某人正在做某事　 开车时保持清醒　 手工地；用手　 赢得多个奖项 8. 不仅······而且······ 9. 想到这么好的主意 10. 钻研一道数学题 11. 醒来；唤醒 12. 引起了极大兴趣 13. 去度假 14. 在手边；临近 15. 减少交通事故 not only...but also　 think of such a good idea　 work on a math problem　 wake up　 draw great interest　 go on a holiday　 at hand　 reduce traffic accidents 二、句型转换 1. It took him five years to wear out a pair of jeans. (对画线部分提问) ____________ ____________ did it take him to wear out a pair of jeans? 2. She found that her father was trying to stay awake while driving. (改为同义句) She noticed her father ____________ ____________ stay awake while driving. 3. This kind of situation often happens to teenagers. (改为同义句) Teenagers often ____________ ____________ this kind of situation. 4. This pair of jeans is strong. Moreover, it looks fashionable. (改为同义句) This pair of jeans is strong. ____________ ____________, it looks fashionable. 5. Students will win several prizes in the competition. (改为被动语态) How long trying to come across What’s more Several prizes will be won by students in the competition. /In addition THANKS null 75336.0 $