(
课件网) Unit6 When was it invented ？ 人教新目标版 九年级上 Section B3a-Selfcheck 写作优质公开课课件 Learning objectives 正确使用有关词汇和被动语态结构，介绍发明物品的背景和用途。 通过头脑风暴，收集写作素材；能够利用思维导图，提纲挈领塑造作文框架来进行英语写作，提升写作能力。 通过总结归纳本单元所学发明物以及拓展趣味小发明，开阔学生的眼界，培养学生的创造精神。 Let’s watch a video carefully and be ready to discuss. Warming-up What inventions have been mentioned in this unit computer car zipper TV telephone basketball tea potato chips Revision What inventions have been mentioned in this unit computer car zipper TV telephone basketball tea potato chips Why When Who Shen Nong around 5,000 years ago by accident What inventions have been mentioned in this unit computer car zipper TV telephone basketball tea potato chips When Who How Why in 1853 George Crum The customer said the fried potatoes were cut too thick and sent them back to the kitchen. George was angry. 1. Cut the potatoes really, really thin. 2. Cooked them for a long time until they were crispy. 3. Put lots of salt on them. What inventions have been mentioned in this unit computer car zipper TV telephone basketball tea potato chips When Who How Why for fun and exercise over 100 years ago James Naismith 1. Players are _____ teams. divided into two 2. Players on the same team must _____ to get the ball _____. in the other team’s basket work together 3. At the same time, they need to _____ the competing team form _____. stop scoring How does it work What about its development and the influences Presentation How do we introduce an invention invention What invention is it Who was it invented by When and where was it invented Why was it invented What is it used for ...... Summary In fact, inventions are everywhere in our life. They are useful and helpful . New drills What problems do you meet in the life Can you invent something to solve I am not able to take notes quickly in class. It’s very hard for me to get up early. Can you invent something new to solve those difficulties I can’t do homework correctly. Problem: quickly taking notes in class New invention: a special pen What it is used for: taking notes quickly List something you don't like to do in your daily life or some problems you have in your daily life. 3a 2. Problem: _____ New invention: _____ What it is used for: _____ 3. Problem: _____ New invention: _____ What it is used for: _____ _____ a special clock getting up early waking me up doing homework a robot doing homework with me It can be my favorite homework partner. Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class. 3b Who was it invented by What is it made of What is it used for What does it look like Where or when can it be used How much will it cost Try to use the following expressions: It was invented by... It is made of… It is used for... not only... ... ...
