Unit 6 Section B (3a～Self Check) 课件2023-2024学年人教版九年级英语全册

Section B (3a~Self Check) Unit 6 When was it invented? Learning Objectives 1. To learn to write an article about the greatest invention in your mind. 2. To know more about great inventions and arouse the interest in inventing. What inventions have been mentioned in this unit? computer car zipper TV telephone basketball tea potato chips 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 In fact, inventions are everywhere in our life. They are useful and helpful . 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: 3a Think of something that you do not like to do. Then think of an invention that could help you. Make notes. taking notes quickly 2. Problem: ___________________________ New invention