(
课件网) Unit 6 Unit 6 When was it invented When was it invented Section A 2d By the end of this class, we will be able to: talk about the small inventions that change the world. Learning objectives： listen and repeat the conversation and read it the correctly and fluently. recite the conversation according to the key words. Step 1 lead in Step 1 lead in What's the video about It’s about a small invention --_____. clips paper clips Step 2 brain-storming Do you know other small inventions that changed the world 改变世界的小发明 boys girls Step 3 presentation Paul Roy What are they talking about They are talking about zipper-- small inventions that change the world. Step 4 read and answer 1. Why does Roy think zipper is a great invention 2. Who and when was the zipper invented 3. When did the zipper become popular Because it is widely used in our daily lives. It was invented by Whitcomb Judson in 1893. The zipper become popular in around 1917. Step 5 listen and repeat Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention Roy: My pleasure! Let me think… hmm… I know! The zipper! Paul: The zipper Is it really such a great invention Roy: Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers, shoes, bags… almost everywhere! Paul: Well, you do seem to have a point… Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893.But at that time, it wasn’t used widely. Paul: Really So when did it become popular Roy: Around 1917. Step 6 try to recite Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention Roy: My pleasure! Let me think… hmm… I know! The zipper! Paul: The zipper Is it really such a great invention Roy: Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers, shoes, bags… almost everywhere! Paul: Well, you do seem to have a point… Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn’t used widely. Paul: Really So when did it become popular Roy: Around 1917. How many parts can the conversation be divided Step 6 try to recite Part 1 is about _____. background information Paul：Hei, Roy, the subject for my school project is “Small inventions that changed the world”. Can you help me think of an invention Roy: With pleasure! Let me think ... hmm...I know! The zipper! 我的学校项目主题 改变世界的发明 想一个发明 我的荣幸 Step 6 try to recite Part 2：_____. Why is it a great invention Paul：The zipper Is it really such a great i ... ...
