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?,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）,6/24/2020,3,Unit 6,Section A Grammar Focus,Review,Translate the phrases.,spread to other countri

2、es 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,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:,Many people speak English. (主动语态),English is spoken by man

3、y people,The naughty boy broke the window yesterday. (主动语态),The window was broken ( by the naughty boy) yesterday.,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,主动句变为被动句所遵循的4个步骤：,1. 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be+过去分词，并注意其人称和数随主语的变

4、化，而动词的时态则保持不变。,3. 原主动句的主语如需要则放在by后面以它 的宾格形式出现（注代词的宾格），如不需要则可省略。,4. 其它的成分（定语、状语）不变。,被动语态的几种句型,肯定句 主语 + be + 过去分词 + (by),A sweet 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 o

5、n 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?,被动语态的运用: （1） 不知道谁是动作的执行者或没 有必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?,（2） 需要强调动作的对象即宾语时。 Calculator cant be used in the math

6、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。,有时为了礼貌等原因不愿说出行为者,这时也常用被动语态。 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）,When was the car invented? It was invented in 1

7、885. Who were they invented by? They were invented by Julie Thompson. What are they used for? They are used for seeing in the dark.,Read the sentences and pay attention to the underlined parts.,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 Ou

8、r classroom is cleaned every day. This car is made in China.,2、一般过去式的被动语态: was / were + 动词的过去分词 His desk was cleaned just now. The station was built in 1928.,How delicious the soup is! Who cooked it?,It was cooked by Mom.,What a beautiful card it is! Who made it?,It was made by ,How clean the clothe

9、s are! Who washed them?,They were washed by ,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)?,4a Rewrite the sentences using the passive voice.,6/24/2020,20,4. Our parents

10、advised us not to go 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).,1. He wrote an article last week.,An article was written by him last week

11、.,2. The people make history.,History is made by the people.,把下列的主动句变为被动句。,Exercise . 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,2. We _ to close the windows before we left the lab. A. tel

12、l 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,. 将下列句子变为被动语态 1. My parents bought me a computer last week. 2. We

13、 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.,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 is _ (know) all over the world. 3. This stor

14、y 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,6. History is _ by the people. ( make) 7. He is often _ to do the work by the teacher. (ask) 8. The book _ by him last

15、year. ( write ) 9. The radio _ last week. (repair),made,asked,was written,was repaired,6/24/2020,27,4b Complete the sentences with correct forms of the verbs in the box. The keys,were invited,were brought,was locked,rang,were told,broke,were eaten,liked,6/24/2020,28,4c Write the correct forms in the

16、 blanks. The keys,was invented,was born,worked,learnt,was invented,was said,is used,将下列各句改为被动语态 He saved a lot of money this summer. 2. We spend large sums of money each year in painting the steelwork of bridges.,A lot of money was saved this summer.,Large sums of money is spent each year in paintin

17、g the steelwork of bridges.,中考链接,【2011安徽芜湖】42. These days students in some schools _ not to use mobile phones. A. ask B. asked C. are asked D. 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these days可知用一般现在时。,【2011雅安】20. A lot of trees _ on the hill yesterday. A. are planted B. will be plante

18、d 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。,（2011江苏宿迁） We _ (ask) to help our parents do some housework every 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?,【2012江苏南京】Yaxi,

19、 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 homework _ before five oclock. A. isnt done B. wont be done C. doesnt do D. wasnt done,D,A,【2013陕西】The mobile phone has influenced peoples l

20、ife 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. was read C. are read D. were read,D,C,6/24/2020,35,【2014河南】When Tim _ why he was late for school, he just kept silent. A. was asked B. asked C. w

21、as 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,6/24/2020,36,【2014杭州】To my great surprise, the famous athletes story _ differently in the newspapers. A. was reported B. reported C. was reporting D. repor

22、ts 【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. am chosen D. was chosen,A,D,6/24/2020,37,Section A 1 1a2d,6/24/2020,38,Do you know what these inventions are?,6/24/2020,39,Karl Benz,Do you know who these inv

23、entors are?,Alexander Bell,J. L. Baird,6/24/2020,40,Can you match the inventions with the right inventors?,6/24/2020,41,Karl Benz invented the first car in 1885.,The first car was invented (by Karl Benz) in 1885.,6/24/2020,42,The first telephone was invented (by Bell) in 1876.,Bell invented the firs

24、t telephone in 1876.,6/24/2020,43,The first television was invented (by J. L. Baird) in 1927.,J. L. Baird invented the first television in 1927.,6/24/2020,44,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,2,3,1,4,6/24/2

25、020,45,I think the TV was invented before the car.,Well, I think the TV was invented after the car.,6/24/2020,46,I think the telephone was invented before the computer.,Well, I agree with you.,6/24/2020,47,Listening,Listen and match the inventions with the years.,1b,_ 1876 _ 1885 _ 1927 _ 1971,d,a,c

26、,b,6/24/2020,48,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.,Practicing,1c,When was the telephone invented?,I think it was invented in 1876.,6/24/2020,49,When was the car invented?,It was invented in 18

27、85.,When was the TV invented?,It was invented in 1927.,6/24/2020,50,When was the computer invented?,It was invented in 1971.,6/24/2020,51,heel n. 鞋跟; 足跟,Presentation,scoop n. 勺; 铲子,electricity n. 电; 电能,6/24/2020,52,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,6/24/2020,53,Listenin

28、g,Listen 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 electricity,1,2,3,6/24/2020,54,Listen again and complete the chart.,2b,changing,serving,in the dark,6/24/2020,55,The first invention is shoes with _. Pe

29、ople 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,6/24/2020,56,The second invention is a special ice-cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-cream

30、.,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 out for _.,heels,down,up,raise,party,lower,shopping,6/24/2020,57,Make conversations using the information in 2b.,Wh

31、at are the shoes with lights used for?,2c,Theyre used for seeing in the dark.,6/24/2020,58,What 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.,6/24/2020,59,Hey Roy, the

32、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 me think hmm I know! The zipper!,Role-play,n. 项目; 工程,n. 高兴; 愉快,n. 拉链,6/24/2020,60,The zipper? Is it really such a great invention?,Think

33、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,6/24/2020,61,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.,n

34、. 网站,n. 先锋; 先驱,v. 列表; 列清单 n. 名单; 清单,6/24/2020,62,For 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,6/24/2020,63,Really? So when did it become popular?,Around 1917.,6/24/2020,64,1. Well, you do seem to have a point hav

35、e a point 有道理 e.g. I admit (that) you have a point. 我承认你有理。,6/24/2020,65,2. 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 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

36、具是用来做什么的?,6/24/2020,66,3. 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。,6/24/2020,67,【拓展有关think的短语】 think of 指“考虑, 记忆, 记起” e.g. You think of ev

37、erything! 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。,6/24/2020,68,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。,6/24/2020,69,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 want

38、s thinking out. 那件事需要仔细考虑。,6/24/2020,70,Section A 2 3a3c,Revision,Check the homework.,1. When was the car 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 t

39、hat the zipper was invented by Judson in 1893.,Let some students role-play the conversation in 2d.,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!,6/24/2020,73,The zipper

40、? 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!,6/24/2020,74,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

41、 inventions 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.,6/24/2020,75,Really? So when did it become popular?,Around 1917.,6/24/2020,76,Warming up,Lets enjoy a video.,6/24/2020,77,Its about the tea cultur

42、e in China.,Lu Yu.,2. Who is the writer of Cha Jing?,1. What is the video about?,Answer the questions according to the video.,6/24/2020,78,Reading,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 coun

43、tries How tea was invented by accident,偶然；意外地,6/24/2020,79,3. 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,6/24/

44、2020,80,4. What is Cha Jing about? _ _ _ _ _,5. When 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 t

45、he 6th and 7th centuries. It was brought to England at around 1660.,6/24/2020,81,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) tha

46、t a Chinese ruler _ (call) Shen Nong was the first _ (discover) tea as a drink. One day Shen Nong _ (boil) drinking water,was invented,was drunk,is said,called,to discover,was boiling,Post reading,n. 统治者，支配者,v. 煮沸，烧开,6/24/2020,82,over an open fire. Some leaves from a tea plant _ (fall) into the wate

47、r and remained there for some time. It _ v. 保持不变 (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,6/24/2020,83,Fill in the blanks with the proper forms according to the second

48、 paragraph.,Lu Yu, “the saint 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).,mentioned,were grown,were produced,were u

49、sed,6/24/2020,84,Fill in the blanks 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

50、trade from China to Western countries _ (take) place in the 19th century.,was brought,didnt appear,took,6/24/2020,85,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 t

51、he ones who best 毫无疑问；的确 _ (understand) the nature of tea.,helped,are,understand,6/24/2020,86,1. 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,

52、 trade,invented,drunk,3c,6/24/2020,87,3. 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,6/24/2020,88,1.

53、 by accident 偶然；意外地,Language points,e.g. The little girl knocked the glass by accident. 小女孩不小心碰落了玻璃杯。,6/24/2020,89,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,6/24

54、/2020,90,4. 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”。,6/24/2020,91,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. 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。,6/24/2020,92,6. 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 d