九年级新目标 6-2 when was it invented.ppt

* heel scoop electricity style project pleasure zipper n. 脚跟；足跟 n. 勺；铲子 n. 电；电能 n. 样式；款式 n. 项目；工程 n. 高兴；愉快 n. 拉链；拉锁 Words and Expressions daily have a point website pioneer list mention adj. 每日的；日常的 有道理 n. 网站 n. 先锋；先驱 v. 列表；列清单 n. 名单；清单 v. 提到；说到 Words and Expressions be used for 被用做于…… A: What is the car used for? B: The car is used for traveling. be used for 被用做于…… A: What is the phone used for? B: The phone is used for talking with people. be used for 被用做于…… 看图用be used for造句。 The scissors?are used for?cutting paper. 2a Listen and number the inventions[1-3] in the order you hear them. 3 1 2 ___ shoes with special heels ___ shoes with lights ___ hot ice-cream scoop runs on electricity Invention What is it/ are they used for? shoes with special heels shoes with lights hot ice cream scoop Seeing in the dark. Serving really cold ice-cream Listen again and complete the chart below. Changing the style of the shoes. 2b conclusion 1.When was … invented? It was invented in… I think … is invented before/after… 2. What is/are … used for? It is/they are used for ... 2d Role-play the conversation. Read the passage quickly and answer the questions. What is the subject for their school project? 2. What kind of invention does Roy think of? 3. Why does Roy think it is a great invention? 4. Who and when was the zipper invented? 5. When did the zipper become popular? Small inventions that changed the world. The zipper. Because it is often used in our daily lives. Whitcomb Judson in 1893. Around 1917. Language points Can you help me think of an invention? help sb. (to) do sth. 帮助某人做某事 Will you help me (to) choose myself a new coat?? 请你帮我选件新大衣好吗？ I often help my mom with the housework. help sb. with sth. 你能帮我想个发明吗？ Language points Think about how often it is used in our daily lives. He?benefits?by?daily?exercises. 每天锻炼对他有好处。 日常生活 daily life how often 多久，多常 此外，how often经常用来提问某动作或状态发生的频率。 想想我们日常生活中使用拉链的次数。 Language points Well,