人教版九年级英语《Whenwasitinvented-》课件-2

1、人教版九年级英语When-was-it-invented_PPT课件人教版九年级英语When-was-it-invented_ Do you know what these inventions are? Do you know what these inventKarl Benz Do you know who these inventors are? Alexander BellJ. L. BairdKarl Benz Do you know who thesCan you match the inventions with the right inventors? Can you mat

2、ch the inventions wKarl Benz invented the first car in 1885.The first car was invented (by Karl Benz) in 1885. Karl Benz invented the first cThe first telephone was invented (by Bell) in 1876. Bell invented the first telephone in 1876.The first telephone was inventThe first television was invented (

3、by J. L. Baird) in 1927. J. L. Baird invented the first television in 1927.The first television was invenLook at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 1-4. 1a2314Look at the things below. In wI think the TV was invented before

4、 the car. Well, I think the TV was invented after the car. I think the TV was invented beI think the telephone was invented before the computer. Well, I agree with you.I think the telephone was inveListeningListen and match the inventions with the years. 1b_ 1876_ 1885_ 1927 _ 1971 dacbListeningList

5、en and match the Student 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. Student B, cover the dates. StWhen was the car invented?It was

6、invented in 1885.When was the TV invented?It was invented in 1927. When was the car invented?It wWhen was the computer invented?It was invented in 1971. When was the computer inventedheel n. 鞋跟; 足跟Presentationscoop n. 勺; 铲子electricity n. 电; 电能heel n. 鞋跟; 足跟Presentationscoe.g. I like the style of the

7、 skirt. 我喜欢这条裙子的款式。 style n. 样式; 款式e.g. I like the style of the sListeningListen 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 electricity123ListeningListen and number theInventionWhat is it / are they used for

8、?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 darkInventionWhat is it / are theyThe first invention is shoes with _. People always hit their toes on _ on the way to the

9、bathroom at night. So people can use them for _ in the _. Listen again and fill in the blanks. somethingseeingdarklightsThe first invention is shoes wThe second invention is a special ice-cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-cream. scoopelectricityusedcoldThe last in

10、vention 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 _. heelsdownupraisepartylowershoppingThe second invention is a specMake conversations using the information in 2b.What are the shoes with lights use

11、d for?2cTheyre used for seeing in the dark. Make conversations using the iWhat 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. What are hot ice-cream scoop uHey Roy, the s

12、ubject for my school project is “Small inventions 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Hey Roy, the subject for my scThe zipper? Is it really such a great inventio

13、n?Think about how often its used in our daily lives. You can see zippers on dresses, trousers, shoes, bags almost everywhere! adj. 每日的；日常的The zipper? Is it really such Well, you do seem to have a pointOf course! I thought about it because I saw a website last week. The pioneers of different inventio

14、ns were listed there. n. 网站n. 先锋; 先驱v. 列表; 列清单 n. 名单; 清单 Well, you do seem to have a poFor example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasnt used widely. v. 提到; 说到For example, it mentioned thatReally? So when did it become popular?Around 1917.

15、Really? So when did it become 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。1. Well, you do seem to have a2. 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 computer is used to con

16、trol 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?2. They are used for seeing in3. 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。3. Think about how often its 【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。【拓展有关think的短语】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 to th