1、人教版九年级全册英语Unit 6 教案Unit 6 When was it invented?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
2、动语态的过去时 ( Passive 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 B
3、ell) in 1876.词汇和常用表达: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, sou
4、r, Canadian, somebody, 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 (
5、National Basketball 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 (1a-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
6、人类发明文化中的瑰宝。二、教学重难点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
7、e.g. Edison, a great inventor, invented many great inventions during his life.II. Warming up What can you see in the picture? Can you guess which one of them was invented first? Which one of them was invented last?Work in pairsWas the TV invented before the car or after the car? Discuss other things
8、. Talk about the four great inventions并展示一些近代发明的图片与近代发明的发明者，让学生们根据所给信息完成句子。引导学生们学习一般过去时态的被动语态结构。III. Presentation 复习年份读法IV. Talking1. Look at the pictures in 1a. Discuss with your group, in what order do you think they were invented? Try to number them 1-4. 2. Ss discuss with their partners and numb
9、er the pictures. 3. Talking about the inventions: A: I think the TV was invented before the car. B: I dont agree with you. I think the TV was invented after the car. V. Listening (1b)1. T: Tell Ss look at the pictures and years on the left. Finish 1b.2. Listen again and answer the following question
10、s.1) What are they talking about?2) Did the old lady have a telephone? When was the telephone invented?3) Why didnt the older lady have a TV? 3. Listen to the dialogue again and pay attention to Passive voice (past tense) in the listening text.VI. Pair work (1c)1. Ss try to remember the invention an
11、d the year. 2. 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. 3. Let some students ask and answer in pairs. e.g. A: When was the telephone invented? B: I think it was invented in 1876. VII. Listening (2a)
12、 Work on 2a: T: Tell Ss they will hear some interesting inventions. 1. Look at the pictures in 2a. 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 bel
13、ow. Explain some main sentences for the Ss. 2. Play the recording then fill in the blanks. 3. Play the recording again and check the answers. 4. Listen again and pay attention to the structure “be used for”.5. Listen and answer the following questions.1) Why do people need shoes with the lights?2) H
14、ow do people change the style of the shoes?VIII. 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 style of the shoes. 2. Let some Ss make conversations using the i
15、nformation in 2b. IX. 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Whitcomb Judson发明的。 The zipper _ _ _ Whitcomb Judson _ 1893.2) 但是在那个时候，它还没有
16、被广泛使用。 But _ _ _, it _ _ widely. 5. Ask Ss to role-play the conversation in groups. 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: With pleasure! Let me think hmm I know! The zipper!Paul: The zipper? Is it re
17、ally such a great invention?Roy: Think about how often its used in our daily lives. You can see zippers on dresses, trousers, shoes, bags almost everywhere!Paul: Well, you do seem to have a pointRoy: Of course! I thought about it because I saw a website last week. The pioneers of different invention
18、s were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasnt used widely. Paul: Really? So when did it become popular?Roy: Around 1917. X. Language points1. They are used for be used for doing sth.被用来做某事。与be used to do sth.同义。表用途、
19、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? 2. With pleasure! （客气地接受或同意）当然了，很愿意 My pleasure. 别客气，不用谢。表示乐意做某事 =Its my pleasure. /It is a pleasure./ Youre welcome./Not at all./Thats all right. take pleasure in sth.
20、doing sth. 很高兴做 =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3. Is it really such a great invention? such +a/an + adj.+单数可数名词=so +adj.+a/an+
21、单数可数名词: 如此的一个。e.g. She issucha lovely girl. =She issolovely a girl. 辨析 so / suchsuch一般用作定语，修饰名词，放在所修饰词的前面。so用来修饰形容词或副词。e.g. Do you likesuchweather / children? Imsoglad to see you. She can drawsowell.当名词前有many, much, few或little等词修饰时，要用so而不用such。e.g. There aresomany / few people in the hall. You haves
22、omuch / little money in your pocket.【语境应用】用such或so完成下列句子。 1) He told us _ funny a story. 2) He has _ a beautiful bike. 3) How can we get _ much money to buy the car? 4) Dont go out in _ cold weather.4. Think about how often its used in our daily lives. think about 考虑，想起 e.g. He is thinking about tra
23、velling in the summer holidays. She was thinking about her childhood 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 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
24、think it over. 我想仔细考虑一下这件事。think sth. out 想通，想出，熟思e.g. 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. 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
25、 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。6. 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 a
26、nything to me about it. 没有人向我提及这件事。XI. Summary1. 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 inventionsXII. Exercise.根据语境，从方框中选择恰当的单词填空，注意
27、形式变化。 style, website, list, pioneer, mention1. Why didnt you buy the dress? Because I like the color, but I dont like the_.2. Molly didnt find much information about the course on that _.3. Hisgrandfatherwasoneofthe_ offlying.4. I_ this idea to my parents, and they seemed to like it.5. Before going
28、shopping, she_ what the family would need for the following week on a piece of paper.根据汉语意思，完成英语句子或对话，每空一词。1. 微信在我们的日常生活中被广泛使用。 WeChat is widely used _ _ _ _.2. 我认为我们不应该带太多的零食。这只不过是3个小时的车程。是的，你说的有道理。I dont think we should bring too many snacks. Its only a 3-hour car ride.Yeah, you _ _ _ there. 在空白处填
29、入恰当的句子，使对话完整、通顺。A: What a great museum, Mr. Wang! Look at that object with three legs. (1)_? B: Its a cup, Jason.A: A cup? How strange! Ive never seen such a cup.B: Yeah. (2)_. Now people dont use it.A: (3)_? B: Drinking wine.A: (4)_? B: Metal (金属). A: Oh, I see. Look! There is a teapot (茶壶) in the
30、big bowl. B: Thats not a teapot. It was used for serving wine. And the big bowl was used for keeping the wine warm.A: Wow! (5)_?B: When the bowl was filled with hot water, the wine would get warm.A: Oh, I see, Mr. Wang.HomeworkRecite the conversation in 2d. Preview the passage An Accidental Inventio
31、n on page 43.Search some information about some famous inventions.Section A 2 (3a-3c)一、教学目标： 1掌握下列词汇：accidental ruler boil remain smell saint national trade popularity doubt by accident take place without doubt 2了解茶叶发明的历史及生产制作的简要过程。3面对难题，用积极的态度去解决，发挥想象力，认识世界，改造世界。二、教学重难点1. 教学重点：1) 掌握本部分出现的生词和词组，达到熟练
32、运用的目标。2) 阅读短文，获得相关的信息。通过阅读练习，来提高阅读能力。2. 教学难点：1) 阅读短文，获得相关的信息的能力。2) 理解并运用所学的词汇及表达方式。三、教学过程. Warming up1. What does the title of passage mean?Can you think of an invention that was invented by accident? Watch a video of penicillin(青霉素).2. Look at the title and the pictures and then predict (预测) what t
33、he passage is about.3. Whats your favorite drink?Whats the most traditional drink in China? 4. 茶经是我国唐代一部有关茶叶及品茶的专著，作者陆羽。该书共分三卷十节，全面叙述了茶叶生产的历史，源流，生产技术以及饮茶技艺和茶道原理，享有 “茶叶百科全书”之美誉。5. Speak: The process of tea; Function of the tea. Reading 1. Work on 3a 2. Careful readingHow tea was inventedIntroduction
34、of the book: Cha JingWork on 3b1) When was tea first drunk?2) How was tea invented?3) Who is called “the saint of tea”?4) What is Cha Jing about?5) When was tea brought to other countries?Put the key words into sentences. Read Para. 1 and complete the chart.Who: _ What: _ Where (country): _ How: She
35、n Nong was _ drinking water when some leaves _ _ the water and _ there for some time. It _ a pleasant smell. Shen Nong _ the brown water and it tasted delicious. Result: One of the worlds favorite _ was invented. Read Para. 3 and complete the timeline.Pay attention to passive voice. Post reading 1.
36、Fill in the blanks with the proper forms according to the first paragraph.Tea (after water), the most popular drink in the world _ (invent) by accident. It is believed that tea _ (drink) 5,000 years ago. It _ (say) that a Chinese ruler _ (call) Shen Nong was the first _ (discover) tea as a drink. On
37、e day Shen Nong _ (boil) drinking water over an open fire. Some leaves from a tea plant _ (fall) into the water and remained there for some time. It _ (produce) a nice smell so he _ (taste) the brown water. It was quite delicious, and so, one of the worlds favorite drinks _ (invent).Lu Yu, “the sain
38、t of tea”, _ (mention) Shen Nong in his book Cha Jing a few thousand years later. The book describes how tea plants _ and used to make tea. It also discusses where the finest tea leaves _ (produce) and what kinds of water _ (use). People believed that tea _ (bring) to Korea and Japan during the 6th
39、and 7th centuries. In England, tea _ (not appear) until around 1660, but in less than 100 years, it had become the national drink. The tea trade from China to Western countries _ (take) place in the 19th century. 2. Work on 3c. Complete the sentences with the correct forms of the verbs in the box. 1
40、) One of the worlds favorite drinks was _ by accident. 2) Tea was first _ by Shen Nong about 5,000 years ago. 3) A nice smell was _ when the tea leaves dropped into the hot water. 4) Tea was _ to Korea and Japan during the 6th and 7th centuries.5) Tea is now _ between many different countries. 3. Ga
41、me: Whos still standing?. Language points1. Did you know that tea, the most popular drink in the world (after water), was invented by accident?你知道茶，作为世界上最受欢迎的饮料(仅次于水)，是一项偶然的发明吗？by accident 偶然；意外地e.g. The little girl knocked the glass by accident. 小女孩不小心碰落了玻璃杯。2. It is said that a Chinese ruler calle
42、d Shen Nong was the first to discover tea as a drink. 据说一位叫作神农的中国统治者最早发现了茶可以饮用。ruler n. 统治者；支配者rule (v. 统治) + (e)r ruler 统治者e.g. 这个新兴国家需要一位现代头脑的统治者。The new nation needed a modern-minded ruler.It is said that . “据说”，it 是形式主语，真正的主语是that引导的从句。类似句型It is believed that . “人们认为/ 据信”； Its reported that . “据
43、报道”。e.g. 据说在许多西方国家13是个不吉利的数字。 It is said that thirteen is an unlucky number in many Western countries.人们认为，茶在六至七世纪传到了朝鲜和日本。It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries.【语境应用】将下列句子翻译成英语。1) 人们认为教育很重要。 2) 据说他的家庭很富裕。 called = named 叫 +名字e.g. Do you know the boy
44、 called Li Dong? 你认识这个叫李东的男孩吗？the序数词 to do sth.第几个做事的人e.g. I was the first to get to the top of the mountain. 我是第一个到达山顶的人。辨析 invent, find, discover 【语境应用】用invent, find或discover的适当形式填空。1) Who _ the first mobile phone?2) Susan _ her purse under the bed yesterday.3) Who _ this kind of metal first?3. Some leaves from a tea plant fell into the water and remained there for some time.茶树上有几片叶子掉入水里，过了一会remain v. (继续)待在某处。后常接副词或介词短语。 (继续)保持，仍然。后常接名词或形容词。e.g. Lily remained here the whole day. My grandfather would l
