九年级英语全册 Unit 6 When was it invented Section A 2a-2d课件

1、Unit 6When was it invented?Section A 1a-2d Do you know what these inventions are? RevisionKarl Benz Do you know who these inventors are? Alexander BellJ. L. BairdCan you match the inventions with the right inventors? Karl Benz invented the first car in 1885.The first car was invented (by Karl Benz)

2、in 1885. The first telephone was invented (by Bell) in 1876. Bell invented the first telephone in 1876.The first television was invented (by J. L. Baird) in 1927. J. L. Baird invented the first television in 1927.What is/are used for? Its/Theyre used forhigh heelsadjustable heelsadjustable adj. 可调整的

3、ice cream scoop heat 加热scoopslippersa batterybatteriesoperate v. 操作Listen and number the inventions in the order you hear them.123ListeningListen and number the inventions 1-3 in the order you hear them. 2a_ shoes with special heels_ shoes with lights_ hot ice-cream scoop, runs on electricity123312L

4、isteningInventionWhat is it / are they used for?shoes with special heels_ the style of the shoesshoes with lightsseeing _hot ice-cream scoop_ really cold ice-cream Listen again and complete the chart.2bchangingservingin the dark The first invention is shoes with _. People always hit their toes on _

5、on the way to the bathroom at night. So people can use them for _ in the _. Listen again and fill in the blanks. somethingseeingdarklights The second invention is a special ice-cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-cream. scoopelectricityusedcold The last invention is

6、 shoes with special _. People can move the heels _ and _. You can _ the heels if you are going to a _ or _ them if you are just going out for _. heelsdownupraisepartylowershoppingMake conversations using the information in 2b.What are the shoes with lights used for?2cTheyre used for seeing in the da

7、rk. What are hot ice-cream scoop used for?Theyre used for serving for really cold ice-cream. What are shoes with special heels used for? Theyre used for changing the style of the shoes. Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of

8、an invention? Role-play the conversation.2dMy pleasure! Let me think hmm I know! The zipper!Role-playn. 项目; 工程n. 高兴; 愉快n. 拉链The zipper? Is it really such a great invention?Think about how often its used in our daily lives. You can see zippers on dresses, trousers, shoes, bags almost everywhere! adj.

9、 每日的；日常的Well, you do seem to have a pointOf course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. n. 网站n. 先锋; 先驱v. 列表; 列清单 n. 名单; 清单 For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it

10、 wasnt used widely. v. 提到; 说到Really? So when did it become popular?Around 1917. 1. Well, you do seem to have a point have a point 有道理 e.g. I admit (that) you have a point. 我承认你有理。2. They are used for seeing in the dark. be used for doing sth.表示“被用来 做某事”。与be used to do sth. 同义。 表示用途、目的。 e.g. This com

11、puter is used to control all the machines. 这台电脑是用 来控制所有机器的。 Do you know what this tool is used for? 你知道这个工具是用来做什么的?3. Think about how often its used in our daily lives. think about 表示“考虑，想起”。 e.g. He is thinking about travelling in the summer holidays. 他正在考虑暑假旅游的事。 She was thinking about her childhood days. 她正回想她的童年时期。【拓展有关think的短语】 think of 指“考虑, 记忆, 记起” e.g. You think of everything! 你全都提到了。 I cant think of his name at the moment. 我一时想不起他的名字。think sth. over指“仔细想, 审慎思考, 作进一步考虑”。e.g. Please think over what I said. 请仔细考虑我说的话。 I want