读人教九年级上册Unit6 When was it invented

1、Unit 6 When was it invented?单元教学目标：话题：发明( Inventions)功能: 能简要谈论发明的历史 ( Talk about the history of inventions)A: When was the telephone invented?B: I think it was invented in 1876.A: I think the TV was invented before the car.B: Well. I think the TV was invented after the car.语法: 能正确使用被动语态的过去时 ( Passiv

2、e voice in past tense)A: When was the zipper invented?B: It was invented in 1893.A: Who was it invented by?B: It was invented by Whitcomb Judson.A: What is the hot ice-cream scoop used for?B: Its used for serving really cold ice-cream.The telephone was invented (by Alexander Graham Bell) in 1876.词汇和

3、常用表达:1能正确使用下列词汇( Curriculum words)style, project, pleasure, website, pioneer, list, ruler, smell, trade, doubt, fridge, earthquake, bell, biscuit, cookie, instrument, customer, basket, hero, list, mention, boil, remain, ring, translate, lock, divide, daily, national, low, sudden, sour, Canadian, som

4、ebody, nearly2能正确使用下列常用表达( Useful expressions)have a point, by accident, take place, without doubt, all of a sudden, divide into, look up to, the Olympics3能认读下列词汇 (Non- curriculum words)heel, scoop, electricity, zipper, accidental, saint, crispy, salty, popularity, professional, NBA (National Basket

5、ball Association), CBA (China Basketball Association)学习策略:1 能制作思维导图, 并借助思维导图记忆有关知识2能通过快速阅读获取文章主旨或者段落大意文化知识:1了解我国茶叶发明及其传播的简要历史2了解篮球的发明及其发展的简要历史Section A 1 (2a-2d)一、教学目标： 1学习关于发明的单词。2能听懂并能简单地谈论发明史。3通过开展小组学习活动，能正确地使用一般过去时的被动语态。4. 通过交流表达和听力训练，引入一般过去时的被动语态“was/weredone”。5. 了解中美发明史的差异，更好地理解人类发明文化中的瑰宝。二、教学

6、重难点1. 教学重点：1) 本课时的单词、词组和句型，学习运用一般过去时态的被动语态。2) 学会询问发明时间及用途的基本句型：When was the telephone invented? I think it was invented in 1876. What are they used for? They are used for seeing at night.2. 教学难点：运用一般过去时态的被动语态来讨论发明的发明时间及用途。三、教学过程I. Presentationinvent v. 发明inventor n. 发明家invention n. 发明e.g. Edison, a

7、great inventor, invented many great inventions during his life.II. Warming up1. 展示一些近代发明的图片与近代发明的发明者，让学生们将图片与发明者相连。T: Do you know what these inventions are?S1: Its a car. S2: Its a telephone. S3: Its a television. T: Do you know who these inventors are? S1: Karl BenzS2: Alexander BellS3: J. L. Baird

8、 Let Ss match the inventions and the inventors. III. Presentation 通过图片引导学生们学习一般过去时态的被动语态结构。如：Karl Benz invented the first car in 1885. The first car was invented (by Karl Benz) in 1885. IV. Listening(2a) Work on 2a: T: Tell Ss they will hear some interesting inventions. 1. Look at the pictures in 2a

9、. Discuss the things what they are used for. 2. Play the recording for the Ss to listen and number the pictures. 3. Play the recording again to check the answers. Work on 2b: 1. Let Ss read the chart below. Explain some main sentences for the Ss. 2. Play the recording then fill in the blanks. 3. Pla

10、y the recording again and check the answers. 4. Listen again and pay attention to the structure “be used for”.V. Pair work (2c)1. Tell Ss to make conversations using the information in 2b. Make a model for the Ss. A: What are the shoes with special heels used for? B: They are used for changing the s

11、tyle of the shoes. 2. Let some Ss make conversations using the information in 2b. VI. Role-play (2d) 1. Introduce “zipper”.2. Watch the video.3. Answer the questions. 1) Who invented the zipper?2) When was the zipper invented?3) When was it used widely?4. Read and translate. 1) 拉链是在1893年被惠特科姆.贾德森发明的

12、。 The zipper _ _ _ Whitcomb Judson _ 1893.2) 但是在那个时候，它还没有被广泛使用。 But _ _ _, it _ _ widely. 5. Ask Ss to role-play the conversation in groups. VII. Language points1. With pleasure! pleasure n. 高兴, 愉快 with pleasure 高兴地 my pleasure 我乐意 e.g. She watched TV with pleasure. take pleasure in sth.doing sth. 很

13、高兴做 =Its a pleasure to do sth. e.g. I take great pleasure in studying with you. 我非常高兴和你一起学习。 =Its a great pleasure to study with you. 【拓展】 pleasant adj. 高兴的; 满意的 pleased adj. 令人高兴的; 令人满意的 please v. 使高兴; 使满意; 请2. Well, you do seem to have a point嗯，看来你说的确实有道理 助动词do放在动词seem前面主要用来加强语气，“的确，确实”。在谓语动词前添加助动

14、词do表示强调的用法常见于肯定句和祈使句中。 e.g. He did come but soon went back. 他的确来过, 但很快就回去了。have a point 指“某人的说法或想法有道理”。Perhaps you have a point there, but the problem is that we dont have a choice.也许你说的有道理，但问题是我们没有选择。3. They are used for seeing in the dark. be used for doing sth.“被用来做某事”。与be used to do sth. 同义。表用途、

15、目的。 e.g. 这台电脑是用来控制所有机器的。 This computer is used to control all the machines. 你知道这个工具是用来做什么的? Do you know what this tool is used for? 4. 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. She was thinking about her chil

16、dhood days.他正在考虑暑假旅游的事。她正回想她的童年时期。【think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 to think it over. 我想仔细考虑一下这件事。think sth. out 指“想通，想出，熟思”e.g.

17、 He thought out a new idea. 他想出了一个新主意。 That wants thinking out. 那件事需要仔细考虑。5. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. mention v. 提到; 说到 mention sth./sb. 提到某事/某人 mention sth. to sb. 向某人提及某事 e.g. Nobody mentioned anything to me about it. 没有人向我提及这件事。VIII. Summa

18、ry1. 靠电力运行 run on electricity2. 被用来做 be used for . 3. 想出 think of4. 乐意效劳！ With pleasure! 5. 如此伟大的一项发明such a great invention6. 在我们的日常生活 in our daily lives 7. 有道理 have a point8. 不同发明的先驱者 the pioneers of different inventionsIX. Exercise.I. 根据语境, 从方框中选择恰当的短语填空, 有的需要变换形式。think of, have a point, with pleasure, be used for, see a website1. Pencils _ drawing and writing. 2. Who can _ a good way to remember the English words? 3. I _ this morning. I think it can help you with English.4. Could you please clean the room? Im going to cook dinner. _. Ill do it at once.5. You _.