鲁版九年级unit1-when-was-it-invented全单元课件.ppt

Unit 1 When was it invented?,Section A,The four great inventions of China,gunpowder,paper-making,printing,compass,paper 105 B.C.,printing 1041-1045,It was invented ,When was invented?,compass 11th Century,gunpowder 9th Century,It was invented ,When was invented?,Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 【1-4】 (1= first, 4 = last).,4,1,2,3,1b Listen and match the inventions with the years.,_ 1876 _ 1885 _ 1927 _ 1971,d a c b,1c make conversations.,A : When was the telephone invented? B : I think it was invented in 1876.,Baird,1927,Bell,1876,1885,Henry Ford,1971,1976,1907,Wright,Cray,Bill Hewlett,heel,scoop,electricity,2a Listen and number the inventions 1-3 in the order you hear them.,1,2,3,2b Listen again complete the chart below.,_ the style of the shoes,hot ice-cream scoop,seeing _,shoes with lights,_ really cold ice-cream,shoes with special heels,What is it / are they used for?,Invention,changing,in the dark,serving,2c Make conversations using the information in 2b.,A: What are they used for? B: Theyre used for seeing in the dark.,2d listen and answer the questions.,What invention are they talking about? Who invented the zipper and when was it invented? When did the zipper become popular?,The zipper.,It was invented by Whitcomb Judson in 1893.,Around 1917.,How many kinds of drinks do you know? Can you name some?,coke,water,juice,coffee,tea,the most popular drink in the world (except water),tea,green tea,How many kinds of tea do you know?,black tea,white tea 白茶,oolong tea 乌龙茶,scented tea 花茶,puer tea,3a Read the passage quickly and match each paragraph with its main idea.,Paragraph 1 Paragraph 2 Paragraph 3,Lu Yu and his book Cha Jing,How tea spread to other countries,How tea was invented by accident,Some questions about tea: 1. Tea was first invented in _. 2. Tea comes from _. 3. Tea trees mostly grow in the _ of China. 4. Tea was brought to the Western world in _ .,China,tea trees,south,1660,When was tea first drunk? 2. How was tea invented? 3. Who is called “the saint of tea”?,It was first drunk about 5,000 years ago.,Some leaves from a tea plant fell into the boiling drinking water. It produced a nice smell and tasted delicious. This is how tea was invented.,3b Read the passage again and answer the questions.,Lu Yu.,4. What is Cha Jing about? 5. When was tea brought to other countries?,It describes how tea plants were grown and used to make tea.,It was brought to Korea and Japan during the 6th and 7th centuries and to England around 1660. The tea trade from China to Western countries took place in the 19th century.,3c Complete the sentences with the correct forms of the verbs in the box.,One of the worlds favorite drinks was _by accident. Tea was first _by Shen Nong about 5,000 years ago. A nice smell was _when the tea leaves dropped into the hot water. Tea was _to Korea and Japan during the 6th and 7th centuries. Tea is now _between many different countries.,invented,drunk,produced,brought,traded,完成句子 1. 我只是偶然发现那只丢失的小猫。 I only found the missing cat _ _ . 2. 根据最近的一项调查，每年有上百万的人死于与吸烟有关的疾病。 _ _ a recent survey, millions of people die from diseases linked to smoking each year. 3. 茶是偶然被发明的。 Tea was _ _ _.,by,accident,According to,Practice,invented by accident,4. 这样，世界上最受欢迎的饮料之一被发明了。 So one of the worlds favorite drinks _ _ . 5. 据说神农在室外火炉上烧开水时发现了茶。 _ _ _ that Shen Nong_ tea when he was boiling drinking water over an open fire.,was,invented,It is said,discovered,Unit 1 When was it invented?,Grammar Focus,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 many 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化而变化，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（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。,过去式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 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?,各种时态的被动语态形式归纳：以give为例,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 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）,特殊情况： （含有双宾语的句子变被动语态） 剖析：含双宾语的主动语态的句子变为被动语态时，常把那个指人的间接宾语变为被动语态的主语；也可把那个指物的直接宾语用作主语，但此时必须在间接宾语前加上介词 to或for。 如：He gave me a book. I was given a book by him.（人作主语） A book was given to me by him. （物作主语） My father bought me a bike.(变被动语态) _（主语是人） _（主语是物）,感官动词和使役动词在主动句中其后的动词不定式不带to，但变被动句时必须加上to。 如：The boss made her work for 16 hours a day. She was made to work for 16 hours a day.,When was the car invented? It was invented in 1885. 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.,The fridge was sold at a low price.,Rewrite the sentences using the passive voice.,1.They sold the fridge at a low price.,My camera was stolen from my hotel room.,Where were these photos taken ?,2. Somebody stole my camera from my hotel room.,3. Where did you take these photos?,We were advised not to go out alone by our parents.,The book was translated into different languages by different writers.,4. Our parents advised us not to go out alone.,5. Different writers translated the book into different languages.,Complete the sentences with the correct forms of the verbs in the box.,1.You _ to the party last night, werent you? Why didnt you go? 2.The earthquake happened all of a sudden, but luckily the villagers _ to a safe place. 3.The door _ when we arrived, so we _ the bell.,were invited,were brought,was locked,rang,4.The students _ not to eat or drink in class, but Ruby _ the rule when she started eating a biscuit in science class. 5.The cookies _ by the hungry kids in less than 20 minutes, and they really _ them.,broke,were told,liked,were eaten,Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.,The telephone _ (intent) by Alexander Graham Bell. He _ (born) in 1847. Mr. Bell _ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _ (learn) how to send musical notes through an instrument similar to a telephone.,learned,worked,was born,was invented,was invented,was said,was used,Finally, the telephone _ _ (invent) in 1876. The first sentence that_ (say) on the telephone by Mr. Bell was“Mr.Watson, come here; I want to see you.” Today the telephone _ (use) around the world.,Unit 1 When was it invented?,Section B,crispy and salty,-,-,It tastes,sour,sweet,salty,salty,sweet,sour,salty,1b. Write the name of a different food after each word.,T F,T F,1c Listen and circle T for true or F for false.,1. Potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes were not thin enough. 4. The customer said they were not salty enough. 5. George wanted to make the customer happy. 6. The customer was happy in the end.,T F,T F,T F,T F,The history of Potato Chips,Do you know how potato chips were invented? Potato chips _ by a cook called George Crum. They were invented in _. George Crum cut the potatoes really, really _ and then cooked them for a long time until they were _. Finally he put lots of salt on them so they were _.,were invented,1853,thin,crispy,1d Listen again. Complete the sentences.,really salty,A: Did you know potato chips were invented by mistake? B: Wow, I didnt know that. Who invented that? A: ,1e Make a conversation about the invention of the potato chips. Use the information in 1c and 1d.,They are all NBA players. NBA = National Basketball Association,(协会),Do you know them?,2a Do you like basketball? Do you watch basketball games? How much do you know about the game?,How many players are there in each team?,How many teams are players divided into (被分成)?,They are divided into two teams.,How many minutes are there in the game?,Forty minutes.,Five.,Para. 1 Introduction to basketball. Para. 2 How the basketball was invented. Para. 3 The popularity of basketball today.,2b Read the passage quickly. What is the main idea of each paragraph?, played inside on a hard _ _ teams get _ into other teams _, invented by _ first game on _ became Olympic event in _ in the year _ most famous games: _ popular games in China: _,James Naismith,floor,2c Complete the mind map with the information in the passage.,Game,Development,Popularity, played by people over _ countries,two,the ball,basket,Dec.21, 1891,Berlin,1936,NBA,CBA,more than 100 million,200,1. Who invented basketball and how is it played?,Dr. James Naismith invented basketball. There are two teams and players on the same team must work together to get the ball in the other teams basket.,2d Answer the following questions.,2. When was the first basketball game played in history?,The first basketball game in history was played on December 21, 1891.,3. Why were the Berlin Olympics important for basketball?,The Berlin Olympics was important because basketball became an event at the Olympics.,4. What are the professional basketball groups in America and China?,The professional basketball groups are the CBA in China and the NBA in America.,5. How popular is basketball?,Basketball is played by more than 100 million people in over 200 countries.,2e What do you think o famous basketball player? Make a list of good and difficult things about being a basketball player.,Problem,quickly taking notes in class,New invention,a special pen,What it is used for,.,3a. Think of something that you do not like to do. Then think of an invention that could help you. Make notes.,3b Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.,This special pen was invented byLiu Jie . It has three colors and is used for,This special pen was invented by Liu Jie . It has three colors and is used for,This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly. It is very useful if you have a lot to write down. The pen comes with a microchip that can store a list of common words that you will use. You can program the words you will use often into the microchips memory, then assign a short form to each word. When you are writing, you just need to write the short forms with the pen, press a button on the pen and the short forms will change into the actual words. The microchip can contain up to 50 words and you can make changes to the list of words whenever you need to.,Self Check,1. Complete the passage with the correct forms of the words in the box.,It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may _ things which are _ the same. Its hard to tell who came up with the idea first. Some inventions can also lead to other inventions _. So some people _ whether the inventor came up with the idea himself or herself. They think that the inventor used someone elses idea to create his or her invention. That is why books or _ usually _ more than one inventor when giving information about inventions.,invent,nearly,all of a sudden,doubted,websites,mention,2.Rewrite these sentences using the passive voice.,1. Someone stole my watch. _ 2. They used five eggs to make this big cake. _ 3. When did they invent the personal computer? _ 4. They asked us not to run in the hallway. _ 5. Someone took the video back to the store. _,My watch was stolen by someone .,Five eggs were used to make this big cake.,When was the personal computer invented?,We were asked not to run in the hallway.,The video was taken back to the store .,3. Find out information about an invention you would like to know more about and write sentences below.,完成句子。 1. 在200多个国家中，超过一亿人打(篮球)，包括中国。 _ _ _ by _ _ 100 million people in over 200 countries including China. 2. 篮球是由加拿大一位叫詹姆斯奈史密斯的博士发明的。 Basketball _ _ _ a Canadian doctor named James Naismith.,Exercises,It is played,more than,was invented by,3. 人们认为，历史上的首次篮球赛是在1891年12月21日 举行的。 _ _ _ that on December 21st, 1891, the first basketball game in history was played. 4.从那时起，篮球在世界各地的普及程度得到提升。 Since then, the popularity of basketball _ _ worldwide.,It,is,believed,has,risen,单项选择 1.Sorry, I took your umbrella _ mistake. It doesnt matter. A. with B. by C. at D. in 2. I know that potato chips _ by George Crum. A. invented B. was invented C. are invented D. were invented,B,D,3.Now the number of Chinese people working in Africa _ more than one million. A. is B. are C. was D. were 4. What _ the number of the girls in your class? About twenty. A. is B. am C. are D. be 5. During the Spring Festival, the heavy snow stopped many people from _ back home. A. go B. goes C. went D. going stop sb. from doing sth.表示“阻止某人做某事”。,A,A,D,6. He is a model for us young peopleWe all _ him very much A. look up to B. look up C. look at D. look after 7. The number of _ in our class _ fifty. A. student; is B. the students; are C. the students; is D. students; are 8. In our school library there _ a number of books on science and the number of them _ growing larger and larger. A. is; are B. are; is C. has; is D. have; are,A,C,B,9. The sport of basketball is a little _a hundred years old. A. less than B. more than C. more or less D. less 10. How beautiful your hometown is! Yes, a number of trees _ in our hometown every year. Our environment is getting better and better. A. plant B. is planted C. are planted