九年级全

When was it invented? Unit 6

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

What are the Four Great Inventions in ancient China? Who invented them? Talking

paper-making printing compassgunpowder Cai Lun Bi Sheng ancient workers ancient alchemist ( 炼丹家 ) Paper-making was invented by Cai Lun.

objectives To listen and talk about the famous inventions and their history, using passive voice 1.--When was … invented? --It was invented in… 2.I think … is invented before/after… To listen and speak about what inventions were used for using passive voice What is/are … used for? It is/they are used for...

What’s this called in English? car telephone microwave oven computer battery television

Look at the things. In what order do you think they were invented? Discuss them with your group. VS I think the TV was invented before the car. Well, I think the TV was invented after the car. 一般过去时的被动语态 was/ were + 及物动词 的过去分词

VS I think the computer was invented after the phone. Yes, I agree with you. Look at the things. In what order do you think they were invented? Discuss them with your group.

Look at the things. In what order do you think they were invented? VS The car was invented before the TV set.

Look at the things. In what order do you think they were invented? VS The telephone was invented before the TV set.

Look at the things. In what order do you think they were invented? VS The telephone was invented before the computer.

Look at the things below. In what order do you think they were invented? Number them. 1a

Listen and match the inventions with the years b

听力原文

Game 全班分成两组，每组出四个代表。 游戏规则：每组的四名同学分别命名为 car, phone, computer, television ，当一组同 学问出 When was the car invented? 另外一组叫 car 的同学要马上说出 I think it was invented in 1885 ，然后游戏继续，由 car 继续发问。答题过 慢，时间说错或句法有问题都算错。 1c

1.What can you see on the table? 2.What is the boy doing? 3.What is the girl doing? 4.What is the scoop used for? 5.What are shoes used for? Look and guess

Listen and number the inventions [1-3] in the order you hear them. 2a

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

听力原文

be used for 被用做于 …… A: What is the car used for? B: The car is used for traveling.

看图用 be used for 造句。 microwave phone scissors pencil sharpener keyboard

2c Make conversations using the information in 2b. Look at the shoes with special heels, what are they used for? They are used for changing the style of the shoes. How about the shoes with lights, what are they used for? They are used for seeing in the dark when you get up at night.

1.What’s this? 2.Where can you see it? Let’s read the conversation in 2d.

1.Who invented zipper? The zipper was invented by Whitcomb Judson. 2. When was the zipper invented? In When was it used widely? Around Read the dialogue in 2d, then answer the questions below.

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 But at that time, it wasn’t used widely. Paul: Really? So when did it become popular? Roy: Around Why does Roy think the zippers are small inventions that changed the world? read and think

1) 拉链是在 1893 年被惠特科姆. 贾德森发明的。 The zipper________ ____________ ________ Whitcomb Judson ______ ) 但是在那个时候， 它没有被广泛使用。 But ________ __________ ___________, it __________ __________ widely. wasinvented byin atthattime wasn’tused read and translate

Read and try to recite the conversations in 5-10 minutes.

Role-play 1. Role play in groups; 2. Role play in front of the class We’ll see which group does the best. 2d

The zipper is one of small inventions that changes the world. It ______ in our daily lives. You can see zippers almost everywhere. The zipper ______________ Whitcomb Judson in But at that time, it ___________ widely. Around 1917, it became popular. Fill in the blanks according to the conversation. is used was invented by wasn’t used

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, you do seem to have a point… do 的确；确实 do 可放在动词前面用来加强语气，在谓 语动词前面添加助动词 do 表示强调的用 法常见于肯定句和祈使句中。 He did come but soon went back. 他的确来过，但很快就回去了。 嗯，你说的确实有道理。

Language points It mentioned that the zipper was invented by Whitcomb Judson in be invented by 由 …… 发明 mention v. 提到；说到 Can you mention one of the mistakes? 你能指出其中一个错误吗 ? 这个网站提到拉链是在 1893 年由惠特科姆▪贾 德森发明的。

把下列句子改为被动语态。 1. They made these computers in Shenzhen. These computers ____ _____ in Shenzhen. 2. She bought a new bike yesterday. A new bike ____ ______ by her yesterday. were made was bought 注 : 另附 word 文档。 点击此处链接

1. Last weekend, Jack _______ to a birthday party and he had a lot of fun. (2010 吉林长春 ) A. invite B. was invited C. invited D. is invited

2. Last month a new law _____ in China to stop people from smoking in public places. (2010 江苏省盐城市 ) A. is passed B. passes C. had passed D. was passed

Review 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...

本课时重点回顾 1. be used for 被用做于 2. When was … invented? It was invented in… I think … is invented before/after… 3. What is/are … used for? It is/they are used for....

Now 2 mins to test your spelling. English-Chinese project heel scoop zipper Electricity have a point website Chinese-English 高兴 日常的 样式 先锋 提到 清单 When finished, exchange your papers to see who does the best.

1.Learn the new words by heart. 2.Review the passive voice we have learnt in Unit 5. 3.Preview the new words and expressions. Homework