九年级全一册unit6SectionA1

1、Unit 6When was it invented?Section A 1 1a2d Do you know what these inventions are? Karl 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) in 1885

2、. 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.Look at the things below. In what order do you think they were invented? Discuss them with you

3、r group. Then number them 1-4. 1a2314I think the TV was invented before the car. Well, I think the TV was invented after the car. I think the telephone was invented before the computer. Well, I agree with you.ListeningListen and match the inventions with the years. 1b_ 1876_ 1885_ 1927 _ 1971 dacbSt

4、udent B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again. Practicing1cWhen was the telephone invented?I think it was invented in 1876. When was the car invented?It was invented in 1885.When was the TV invented?It was

5、invented in 1927. When was the computer invented?It was invented in 1971. heel n. 鞋跟; 足跟Presentationscoop n. 勺; 铲子electricity n. 电; 电能e.g. I like the style of the skirt. 我喜欢这条裙子的款式。 style n. 样式; 款式ListeningListen and number the inventions 1-3 in the order you hear them. 2a_ shoes with special heels_

6、 shoes with lights_ hot ice-cream scoop, runs on electricity123InventionWhat 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 darkThe first inventi

7、on is shoes with _. People always hit their toes on _ on the way to the bathroom at night. So people can use them for _ in the _. Listen again and fill in the blanks. somethingseeingdarklightsThe second invention is a special ice-cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-

8、cream. scoopelectricityusedcoldThe last invention is 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 wit

9、h lights used for?2cTheyre used for seeing in the dark. 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 invention

10、s that changed the world.” Can you help me think of 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 dr

11、esses, trousers, shoes, bags almost everywhere! adj. 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 inven

12、ted by Whitcomb Judson in 1893. But at that time, it 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

13、 做某事”。与be used to do sth. 同义。 表示用途、目的。 e.g. This computer 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