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课件网) Unit 4 Inventions Writing 写作优质课 沪教版（2024）八年级 上 Learning objectives 1 Lead in Pre-writing 3 While-writing Post-writing 5 Summary Assessment 7 Homework 2 4 6 8 By the end of the lesson, I will be able to... 1 2 3 learn some core words and expressions of the text; describe my invention and explain the reasons; recognize the role of inventions in our daily life. 00 Learning objectives https://www.21cnjy.com二一教育 01 Lead in What ‘s the girl’s invention Do you have your invention 01 Lead in Read the description and guess what the invention is. It can tell you time. It can help people manage their health. People can use it to pay when they buy things. smart watch 01 Lead in Read the description and guess what the invention is. People can feel comfortable in different seasons with it. It can make the room cool in summer and warm in winter. air conditioner 01 Lead in Read the description and guess what the invention is. It is always in the kitchen. It can cook rice automatically . It heats the inner pot to boil food,then goes to a low-heat “keep warm” mode. rice cooker 01 Lead in Read the description and guess what the invention is. It can make our floor clean and tidy . It has special brushes that spin around really fast. robot vacuum cleaner /mopping robot Pre-writing 02 https://www.21cnjy.com二一教育 Please write an article about your idea for a new invention and send it. Wang Yao drew a mind map before she wrote about her idea for a new invention—a flying car. Pre-writing 02 Look at the mind map and read her article to find out how she organized her ideas. benefit n. 益处 1 2 3 4 1 2 Pre-writing 02 https://www.21cnjy.com二一教育 A flying car My invention is a flying car. It is fast, convenient and green. The flying car has four wheels and two wings.It can run on land and fly in the air. It has a top speed of 300km/h.You can travel farther distances in less time.The car can be controlled by voice.If you shout "Fly!,the car will turn into a plane in 30 seconds.Then you can fly in the air. You will be as free as a bird.Instead of petrol, the car uses solar power, so it will not pollute the air. As there are more cars on the road,there are more traffic jams. My invention will help people avoid traffic jams.It will make driving a more exciting experience too.People can fly anywhere they like and enjoy the view at the same time. wing n. 翅膀 distance n. 距离 petrol n. 汽油 avoid v. 避免 anywhere adv. 在（或去）任何地方 Pre-writing 02 Useful expressions: 1.和…一样自由 2.代替 3.污染环境 4.避免交通拥堵 5.令人激动的体验 6.它的最高时速为300千米每小时。 as free as a bird instead of pollute the environment avoid traffic jam an exciting experience It has a top speed of 300 km/h. Pre-writing 02 You can go to farther places in a shorter time. 7.你可以在较短的时间内去到更远的地方。 8.它可以在陆地跑，也可以在空中飞。 9.我的发明将会帮助人们在将来过上更好的生活。 It can run on land an ... ...
