Unit 4 课时4 Writing（课件）英语沪教版2024八年级上册

Unit 4 Inventions 主讲人：XXX 课型：写作课 课时4：Writing 学习目标： 我能够: 掌握描写一个发明的维度（外观、功能、优势等）； 运用发明话题下的词汇网和句式描写一个发明; 进一步掌握自我评价和评价他人作文的角度； 深化理解重要发明的意义，培养创新意识。 2 Lead in Let’s play a guessing game. Read the description and guess what the invention is. It usually has a rectangular shape. Some are white, and some may have other colors. People can feel comfortable in different seasons with it. It can make the room cool in summer and warm in winter. air conditioner 3 Lead in Let’s play a guessing game. Read the description and guess what the invention is. It is a tall and large appliance, usually with a rectangular shape. It can be white, silver or other colors. It can keep food fresh for a long time. People can store a lot of food in it and enjoy fresh food whenever they want. fridge 4 Lead in It is often a large, box - like appliance. It can be white or silver. It can clean clothes automatically. People don't need to wash clothes by hand anymore with it. washing machine Let’s play a guessing game. Read the description and guess what the invention is. 5 Lead in It is a small, flat device that can fit in your pocket. It has a screen on the front and buttons or a touch - screen interface. It can be used for making calls, sending messages, surfing the Internet, taking photos and many other things. smartphone Let’s play a guessing game. Read the description and guess what the invention is. 6 Lead in It is usually round in shape. It is often made of materials like rubber, metal, or plastic. It makes moving heavy objects much easier and saves a lot of effort. People use it on various things—like cars, bicycles, carts, and even office chairs. wheel Let’s play a guessing game. Read the description and guess what the invention is. 7 Pre-writing After reading the descriptions, can you summarize what can we write if we want to introduce an invention? shape/appearance material benefits usage 8 Pre-writing Writing an article about a new invention. to us. 9 Pre-writing Para ______ Para ______ Para ______ Para ______ Para ______ Wang Yao drew a mind map before she wrote about her idea for a new invention—a flying car. Look at the mind map and read her article to find out how she organized her ideas. 1 2 2&3 3 4 10 Pre-writing Key expressions and sentence patterns. The invention I want to introduce is _________. 方便的 环保的 舒服的 有用的 珍贵的 convenient 特别的 创新的 现代的 先进的 流行的 green comfortable useful valuable special creative/ innovative modern advanced popular 11 Pre-writing Key expressions and sentence patterns. It looks like _________ and has __________. It can _________. It is able to _________. It has the ability of ______. round square 圆的 方的 巨大的 极小的 huge tiny 12 Pre-writing Key expressions and sentence patterns. 和…一样自由 代替 污染环境 避免交通拥堵 令人激动的体验 instead of pollute the environment avoid traffic jam an exciting experience as free as a bird There are plenty of advantages / benefits of my new invention . 13 Pre-writing Now please draw a mind map for your own invention. 1. What it is My invention is _____. 2. What it looks like color shape size 3. What it can do usage how to use it 4. Main features specialty compared with other products 5. Benefits of my invention performance environment influence My invention 14 While-writing Write about your invention. You can also draw a picture of it. You have 20 minutes. 15 Post-writing Evaluate your own passage and your partner’s passage according to the table. 评价内容 自评 他评 Content： appearance(2) , usage(3) , specialty and benefits（4） ___/9分 ___/9分 language quality: (expressions, sentence patterns) ___/3分 __/3分 Passage structure: (logic, linking words) ___/2分 __/2分 Writing ___/1分 __/1分 16 Post-writing If your partner’s passage is over 12 points, you can recommend it to the whole class. Let’s read and evaluate it together. You can take notes about the expressions and sentences you like. 17 Write about an invention Expressions and sentence patterns Summary Evaluation What it is What it looks like What it can do Main features Benefits of my invention Contents, language, structure, writing Contents Summary From the light bulb that lit up the dark to the internet that links the world, every great invention shows how much we love to wonder and create. This desire to imagine, try new things, and make life better is what moves us forward—it turns "what if" into real things. It’s about being brave to try, learning from mistakes, and believing we can make the world better. And maybe the next big idea will come from one of you, right here in this classroom! Homework 基础作业：根据自评、他评和共评，修改自己的作文，形成二稿。 进阶作业：根据作文内容和单元学习内容，设计一个发明使用手册。 拓展作业：制作一个视频，推广你的发明。 Thank you for your listening $$