人教版英语九年级上册课件第六单元

1、人教版英语 九年级上册单元课件 Unit6 When was it invented? 牛牛文库文档分享 Unit6 When was it invented? 1Focus 2Section A-1 3Section A-2 4 Section A-3 5. Section B-1 6. Section B-2 7. Self Check 8. words and expressions （单击上面课题进入对应幻灯片） 牛牛文库文档分享 4/23/20213 Section A Grammar Focus 牛牛文库文档分享 Translate the phrases. spread to o

2、ther countries by accident It is said over an open fire fall into the water take place without doubt 流传到其它国家 偶然；意外地 据说 在户外的火上 掉入水中；落入水中 发生；出现 毫无疑问；的确 牛牛文库文档分享 被动语态 (Passive Voice) 结构: be + V-p.p. am / are / is +动词的过去分词 was / were +动词的过去分词 一般现在时的被动语态: 一般过去时的被动语态: 牛牛文库文档分享 Many people speak English. (

3、主动语态) English is spoken by many people The naughty boy broke the window yesterday. (主动语态) The window was broken ( by the naughty boy) yesterday. 牛牛文库文档分享 We bought some books. 主动句与被动句之间的转换 Some books were bought ( by us ) 主语 谓语动词主动语态的过去式 宾语 主语 谓语动词被动语态的过去分词 介词+ 宾语 牛牛文库文档分享 主动句变为被动句所遵循的4个步骤： 1. 把原主动句

4、中的宾语变为被动句的主语。把原主动句中的宾语变为被动句的主语。 2. 把动词变为被动形式即把动词变为被动形式即be+过去分词，并注意过去分词，并注意 其人称和数随主语的变化，而动词的时态则其人称和数随主语的变化，而动词的时态则 保持不变。保持不变。 3. 原主动句的主语如需要则放在原主动句的主语如需要则放在by后面以它后面以它 的宾格形式出现（注代词的宾格），如不需要则的宾格形式出现（注代词的宾格），如不需要则 可省略。可省略。 4. 其它的成分（定语、状语）不变。其它的成分（定语、状语）不变。 牛牛文库文档分享 被动语态的几种句型 肯定句 主语 + be + 过去分词 + (by) A sw

5、eet song was sung by her on the stage. 2 否定句 主语 + be + not +过去分词 + (by) 3 一般疑问句 Be + 主语 +过去分词 + (by)? A sweet song wasnt sung by her on the stage. Was a sweet song sung by her on the stage? 4 特殊疑问句 疑问词 + be + 主语 +过去分词 + (by)? Where was a sweet song sung by her? 牛牛文库文档分享 被动语态的运用: （1） 不知道谁是动作的执行者或没 有必

6、要知道谁是动作的执行者时。 The house is quite old. It was built in 1950. 这座房子太旧了，它是1950年建的。 When will the road be opened to traffic? 这条路什么时候通车? 牛牛文库文档分享 （2） 需要强调动作的对象即宾语时。 Calculator cant be used in the math exam. 计算器不能用于数学考试。 He was awarded first prize in that contest. 他在比赛中获得了第一。 牛牛文库文档分享 有时为了礼貌等原因不愿说出行为者, 这时也

7、常用被动语态。 The construction of the new lab must be completed by the end of next month. 新实验室必须在下个月底前完工。 You are requested to give a performance. 请你给我们表演一个节目。 （3） 牛牛文库文档分享 When was the car invented? It was invented in 1885. Who were they invented by? They were invented by Julie Thompson. What are they us

8、ed for? They are used for seeing in the dark. Read the sentences and pay attention to the underlined parts. 牛牛文库文档分享 一般讲，被动语态可用于英语的各种时态。 为了能准确地运用被动语态，重点是要掌握 be动词的各种时态变化。各种时态的被动语 态举例如下： 1、 一般现在时的被动语态： am / is / are + 动词的过去分词 Our classroom is cleaned every day. This car is made in China. 牛牛文库文档分享 2、一般

9、过去式的被动语态: was / were + 动词的过去分词 His desk was cleaned just now. The station was built in 1928. 牛牛文库文档分享 How delicious the soup is! Who cooked it? It was cooked by Mom. 牛牛文库文档分享 What a beautiful card it is! Who made it? It was made by 牛牛文库文档分享 How clean the clothes are! Who washed them? They were washe

10、d by 牛牛文库文档分享 2. Somebody stole my camera from my hotel room. My camera was stolen (by somebody) from my hotel room. 3. Where did you take these photos? Where were the photos taken (by you)? 4a4a Rewrite the sentences using the passive voice. 牛牛文库文档分享 4/23/202120 4. Our parents advised us not to go

11、out alone. 5. Different writers translated the book into different languages. We were advised not to go out alone (by our parents) . The book was translated into different languages (by different writers). 牛牛文库文档分享 1. He wrote an article last week. An article was written by him last week. 2. The peo

12、ple make history. History is made by the people. 把下列的主动句变为被动句。把下列的主动句变为被动句。 牛牛文库文档分享 ExerciseExercise . 单项选择 1. - Today Chinese is becoming more and more popular. - It _ in many schools around the world. A. teaches B. is teaching C. has taught D. is taught D 牛牛文库文档分享 2. We _ to close the windows bef

13、ore we left the lab. A. tell B. told C. are told D. were told 3. - Did you hear that water in Tai Lake smelt terrible? - Yes. In fact, it _.Thats all because of the people and the factories around. A. polluted B. was polluted C. has polluted D. will pollute D B 牛牛文库文档分享 . 将下列句子变为被动语态 1. My parents b

14、ought me a computer last week. 2. We often hear the girl sing happily in her room. The girl is often heard to sing happily (by us) in her room. A computer was bought for me by my parents last week. 牛牛文库文档分享 用所给动词的适当形式填空。 1. The pizza was _ (make) by me. Would you like to have some? 2. The Great Wall

15、 is _ (know) all over the world. 3. This story was _ (tell) by my grandmother last night. 4. Was a new science museum _ (build) in your hometown last year? 5. No student is _(see) in the playground. made known told built seen 牛牛文库文档分享 6. History is _ by the people. ( make) 7. He is often _ to do the

16、 work by th e teacher. (ask) 8. The book _ by him last year. ( write ) 9. The radio _ last week. (repair) made asked was written was repaired 牛牛文库文档分享 4/23/202127 4b 4b Complete the sentences with correct forms of the verbs in the box. The keysThe keys were invitedwere brought was lockedrang were to

17、ldbroke were eaten liked 牛牛文库文档分享 4/23/202128 4c 4c Write the correct forms in the blanks. The keysThe keys was inventedwas born workedlearnt was invented was said is used 牛牛文库文档分享 将下列各句改为被动语态 1.He saved a lot of money this summer. 2. We spend large sums of money each year in painting the steelwork

18、of bridges. A lot of money was saved this summer. Large sums of money is spent each year in painting the steelwork of bridges. 牛牛文库文档分享 【2011安徽芜湖】42. These days students in some schools _ not to use mobile phones. A. askB. asked C. are askedD. were asked 答案：C 【解析】被动语态。主语students是动作的承 受者，所以用被动语态；根据th

19、ese days可知 用一般现在时。 牛牛文库文档分享 【2011雅安】20. A lot of trees _ on the hill yesterday. A. are planted B. will be planted C. have been planted D. were planted 答案： D 【解析】考查被动语态。由时间状语yesterday 可知，用一般过去时，由trees和plant构成被 动关系，用一般过时的被动语态。 牛牛文库文档分享 （2011江苏宿迁） We _ (ask) to help our parents do some housework every

20、day. (2013山东威海) 你能告诉我电话是什么时候发明的吗？ _ _. are / were asked Could / Can you tell when the telephone was invented? 牛牛文库文档分享 【2012江苏南京】Yaxi, a quiet village in Ganchun, _ Chinas first “Slow City” in November 2011. A. names B. named C. is named D. was named 【2012 湖北黄石】You have to stay behind if your homewo

21、rk _ before five oclock. A. isnt done B. wont be done C. doesnt do D. wasnt done D A 牛牛文库文档分享 【2013陕西】The mobile phone has influenced peoples life a lot since it _. A. invents B. invented C. is invented D. was invented 【2013广西南宁】 Han Hans books are popular. They _ by many teenagers. A. is read B. wa

22、s read C. are read D. were read D C 牛牛文库文档分享 4/23/202135 【2014河南】When Tim _ why he was late for school, he just kept silent. A. was asked B. asked C. was asking D. is asking 【2014陕西】E very day, too much water _ in our school. We should save it. A. is wasted B. wastes C. was wasted D. wasted A A 牛牛文库

23、文档分享 4/23/202136 【2014杭州】To my great surprise, the famous athletes story _ differently in the newspapers. A. was reported B. reported C. was reporting D. reports 【2014嘉兴】 Tell me one thing youre proud of your junior high school, Tony. I _ as captain of the school football team. A. choose B. chose C.

24、 am chosen D. was chosen A D 牛牛文库文档分享 4/23/ 牛牛文库文档分享 4/23/202138 Do you know what these inventions are? 牛牛文库文档分享 4/23/202139 Karl Benz Do you know who these inventors are? Alexander Bell J. L. Baird 牛牛文库文档分享 4/23/202140 Can you match the inventions with the right inventors? 牛牛文库文档分享 4/23/202141 Karl

25、 Benz invented the first car in 1885. The first car was invented (by Karl Benz) in 1885. 牛牛文库文档分享 4/23/202142 The first telephone was invented (by Bell) in 1876. Bell invented the first telephone in 1876. 牛牛文库文档分享 4/23/202143 The first television was invented (by J. L. Baird) in 1927. J. L. Baird in

26、vented the first television in 1927. 牛牛文库文档分享 4/23/202144 Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 1-4. 1a 2 3 1 4 牛牛文库文档分享 4/23/202145 I think the TV was invented before the car. Well, I think the TV was invented after t

27、he car. 牛牛文库文档分享 4/23/202146 I think the telephone was invented before the computer. Well, I agree with you. 牛牛文库文档分享 4/23/202147 Listen and match the inventions with the years. 1b _ 1876 _ 1885 _ 1927 _ 1971 d a c b 牛牛文库文档分享 4/23/202148 Student B, cover the dates. Student A, ask Student B when the

28、things in the picture in 1b were invented. Then change roles and practice again. 1c When was the telephone invented? I think it was invented in 1876. 牛牛文库文档分享 4/23/202149 When was the car invented? It was invented in 1885. When was the TV invented? It was invented in 1927. 牛牛文库文档分享 4/23/202150 When

29、was the computer invented? It was invented in 1971. 牛牛文库文档分享 4/23/202151 heel n. 鞋跟; 足跟scoop n. 勺; 铲子 electricity n. 电; 电能 牛牛文库文档分享 4/23/202152 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 牛牛文库文档分享 4/23/202153 Listen and number the inventions 1-3 in the order you hear them. 2a _ s

30、hoes with special heels _ shoes with lights _ hot ice-cream scoop, runs on electricity 1 2 3 牛牛文库文档分享 4/23/202154 Invention What is it / are they used for? shoes with special heels _ the style of the shoes shoes with lightsseeing _ hot ice-cream scoop _ really cold ice-cream Listen again and complet

31、e the chart. 2b changing serving in the dark 牛牛文库文档分享 4/23/202155 The first invention 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. something seeing dark lights 牛牛文库文档分享 4/23/202156

32、The second invention is a special ice- cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-cream. scoop electricity used cold The 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 o

33、ut for _. heels down up raise party lower shopping 牛牛文库文档分享 4/23/202157 Make conversations using the information in 2b. What are the shoes with lights used for? 2c Theyre used for seeing in the dark. 牛牛文库文档分享 4/23/202158 What are hot ice- cream scoop used for? Theyre used for serving for really cold

34、 ice-cream. What are shoes with special heels used for? Theyre used for changing the style of the shoes. 牛牛文库文档分享 4/23/202159 Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention? Role-play the conversation.2d My pleasure! Let

35、 me think hmm I know! The zipper! n. 项目; 工程 n. 高兴; 愉 快 n. 拉链 牛牛文库文档分享 4/23/202160 The zipper? Is it really such a great invention? 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 牛牛文库文档分享 4/23/202161 Well, you

36、do seem to have a point Of 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 牛牛文库文档分享 4/23/202162 For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that ti

37、me, it wasnt used widely. v. 提到; 说到 牛牛文库文档分享 4/23/202163 Really? So when did it become popular? Around 1917. 牛牛文库文档分享 4/23/202164 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。 牛牛文库文档分享 4/23/202165 2. They are used for seeing in the dark. be used

38、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 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? 牛牛文库文档分享 4/23/202166 3. Think about how often its used in our daily lives. think about 表示“考虑，想起”。 e.g. He is thi

39、nking 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。 牛牛文库文档分享 4/23/202167 【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。 牛牛文库文档分享 4/23/202168 think sth. over

40、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。 牛牛文库文档分享 4/23/202169 think sth. out 指“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。 牛牛文库文档分享 4/23/ 牛牛文库文档分享 Check the homework. 1. When was the car

41、 invented? 2. They are used for changing the style of the shoes. 3. Think about how often its used in our daily lives. 4. The pioneers of different inventions were listed there. 5. It mentioned that the zipper was invented by Judson in 1893. 牛牛文库文档分享 Let some students role-play the conversation in 2

42、d. Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention? My pleasure! Let me think hmm I know! The zipper! 牛牛文库文档分享 4/23/202173 The zipper? Is it really such a great invention? Think about how often its used in our daily lives

43、. You can see zippers on dresses, trousers, shoes, bags almost everywhere! 牛牛文库文档分享 4/23/202174 Well, you do seem to have a point 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 inv

44、ented by Whitcomb Judson in 1893. But at that time, it wasnt used widely. 牛牛文库文档分享 4/23/202175 Really? So when did it become popular? Around 1917. 牛牛文库文档分享 4/23/202176 Lets enjoy a video. 牛牛文库文档分享 4/23/202177 Its about the tea culture in China. Lu Yu. 2. Who is the writer of Cha Jing? 1. What is the

45、 video about? Answer the questions according to the video. 牛牛文库文档分享 4/23/202178 3a Read the passage quickly and match each paragraph with its main idea. Para. 1 Para. 2 Para. 3 Lu Yu and his book Cha Jing How tea spread to other countries How tea was invented by accident 偶然；意外地 牛牛文库文档分享 4/23/202179

46、3. Who is called “the saint of tea”? _ Read the passage again and answer the questions. 1. When was tea first drunk? _ 2. How was tea invented? _ It was first drunk about 5,000 years ago. 3b It was invented by accident. Lu Yu. n. 圣人，圣徒 牛牛文库文档分享 4/23/202180 4. What is Cha Jing about? _ _ _ _ _ 5. Whe

47、n was tea brought to other countries? _ _ _ The book describes how tea plants were grown and used to make tea. It also discusses where the finest tea leaves were produced and what kinds of water were used. Tea was brought to Korea and Japan during the 6th and 7th centuries. It was brought to England

48、 at around 1660. 牛牛文库文档分享 4/23/202181 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 th

49、e first _ (discover) tea as a drink. One day Shen Nong _ (boil) drinking water was invented was drunk is said called to discover was boiling n. 统治者，支配者v. 煮沸，烧开 牛牛文库文档分享 4/23/202182 over an open fire. Some leaves from a tea plant _ (fall) into the water and remained there for some time. It _ v. 保持不变

50、(produce) a nice smell so he _ (taste) n. 气味 the brown water. It was quite delicious, and so, one of the worlds favorite drinks _ (invent). fell produced was invented tasted 牛牛文库文档分享 4/23/202183 Fill in the blanks with the proper forms according to the second paragraph. Lu Yu, “the saint of tea”, _

51、(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). mentioned were grown were produced were used 牛牛文库文档分享 4/23/202184 Fill in the blan

52、ks with the proper forms according to the third paragraph. People believed that tea _ (bring) to Korea and Japan during the 6th 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 count

53、ries _ (take) place in the 19th century. was brought didnt appear took 牛牛文库文档分享 4/23/202185 This _ (help) to spread the popularity of tea and the tea plant to more places around the world. Even though many people now know about tea culture, the Chinese _ (be) without doubt the ones who best 毫无疑问；的确

54、_ (understand) the nature of tea. helped are understand 牛牛文库文档分享 4/23/202186 1. One of the worlds favorite drinks was _ by accident. 2. Tea was first _ by Shen Nong 5,000 years ago. Complete the sentences with the correct forms of the verbs in the box. invent, drink, bring, produce, trade invented d

55、runk 3c 牛牛文库文档分享 4/23/202187 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. traded produced brought invent, drink, bring, produce, trade 牛牛文库文档分享 4/23/202188 1.

56、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。 牛牛文库文档分享 4/23/202189 e.g. The new nation needed a modern-minded ruler. 这个新兴国家需要一位现代头脑 的统治者。 2. ruler n. 统治者；支配者 3. boil v. 煮沸；烧开 e.g. Boil the potato for 20 minutes. 把土豆煮20分钟。 rule (统治) + (e)r ruler 统治者 牛牛文库文档分享 4/2

57、3/202190 4. remain v. 保持不变；剩余 e.g. Only a few leaves remained on the tree. 树上仅剩下几片叶子。 作连系动词，后跟名词、形容词、不定 式、分词等做表语。指保持某种状态。 e.g. Peter become a manager, but Mike remained a worker. 彼得成为经理，可迈克仍是工人。 作不及物动词，意为“剩余”。 牛牛文库文档分享 4/23/202191 e.g. The apples give off a sweet smell. 苹果发出非常甜的味道。 5. smell n. 气味 v.

58、 发出气味；闻到 e.g. I can smell some nice noodle soup. 我能闻到香喷喷的面汤味。 牛牛文库文档分享 4/23/202192 6. national adj. 国家的; 民族的 e.g. Li Na, without doubt, is the best tennis player in China. 毫无疑问，李娜是中国最优秀的 网球运动员。 nation (国家) + al national e.g. The group of dancers wore national dress. 那群跳舞演员穿着民族服装。 7. without doubt 毫无

59、疑问；的确 牛牛文库文档分享 8. take place 发生；出现 是不及物动词，不能用于被动语态； 常指事先安排或事发有因的事情。 e.g. Her sisters marriage took place at 8:00 today. 她姐姐的婚礼今天八点举行。 辨析：happen则常指偶然发生的事情 e.g. I happened to see Peter on my way to the museum. 在去博物馆的路上我碰巧遇到皮特。 牛牛文库文档分享 9. It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink. 据说有一位叫作神农 的中国统治者最早发现了茶可以饮用。 It is said that是个常见句式，表示“据 说”, that后面接完整的句子。 e.g. It is said that thirteen is an unlucky number in many Western countries. 据说在许多西方国家13是个不吉利的 数字。 牛牛文库文档分享