九年级英语新目标Unit9Whenwasitinvented

1、九年级英语新目标Unit 9 When was it invented? When was it invented ?Unit 9 Period 1Four ancient inventionscompassgun powderMoveable type printingpapercalculatorinventionsmicrowave ovenlight bulbsinventionshigh heelsadjustable heelsadjustable 可调整的inventionsice cream scoop heat 加热scoopinventionsslippersa batte

2、rybatteriesoperate 操作A: When was the car invented?B: Well, I think it was invented in .Guess1885187619271971A: When was the telephone invented?B: Well, I think it was invented in .Guess1885187619271971A: I think was invented before B: Well, I think was invented after .gameA: I think was invented bef

3、ore B: Well, I think was invented after .gameA: I think was invented before B: Well, I think was invented after game1bListen and match the inventions with the dates.abedc1876_1885_1927_1971_1976_dabecA: When was the _ invented?B: I think it was invented in _.Pairwork (1c:P68)197618851876192719711879

4、Edison invented the light bulb.The light bulb was invented by Edison.Who was the light bulb invented by?The telephone by Bell.was invented Who was the telephone invented by?Bell invented the telephone._ was invented by _.The carKarl BenzWho was the car invented by?Karl Benz invented the car.The pass

5、ive voice.被动语态 英语中动词有主动语态和被动语态两种语态. 主动语态表示主语是动作的执行者,被动语态表示主语是动作的承受者, 在被动语态中动作的执行者有时用by短语表示出来.被动语态的构成:助动词be+ (及物动词的) 过去分词 一般现在时一般过去时am (is, are) + donewas (were) + doneThe passive voice.(被动语态)被动语态的用法: 不知动作执行者时,常用被动语态.eg. My bike was stolen yesterday.2. 不必要说出动作执行者时,常用.eg. The car was invented in 1885.

6、3. 为了突出强调动作的承受者时,常用被动语态.eg. Thousands of beaches are polluted (污染).The passive voice.被动语态主动语态改被动语态:Bellinvented the telephonein 1876.wasbyA: What is the car used for?B: The car is used for traveling. A: What is the _ used for?B: I think it is used for _.talking with peopleA: What is the used for?B:

7、I think it is used for _. (count)countingA: What is the used for?B: I think it is used for _.(work)workingA: What is the used for?B: I think it is used for _.(ride) ridingA: What is the _ used for?B: It is used for _.counting(count)A: What is the used for?B: It is used for _.(count)countingA: What i

8、s the used for?B: It is used for _. (watch the things far away clearly)watching the thingsfar away clearly.A: What is the _ used for?B: It is used for _making the food hot.(make the food hot)Revision:Writing1.We use the _to count.The calculator_calculatoris used for counting. The microwave oven_ 2.W

9、e use _to make the food hot.the microwave ovenis used for3.The _is used for _. (talk with people)talking with peopletelephonemaking the food hot. 4. Who_light bulbs_by? 5.The computer_ 1976.wereinventedwas invented inWho were they invented by?What are they used for?adjustable 可调整的operate 操作 heat 加热2

10、aListen and number the inventions inthe order that you hear.312InventionWho was it/were they invented by?What is is/are they used for?shoes with adjustable heelsChelsea Lanmonscooping really cold ice creambattery-operated slippers Jayce Coziar and Jamie Ellsworth seeing in the darkheated ice cream s

11、coopJulie Thompsomchanging the style of the shoesListen again. Match the inventions with their inventors and uses.2bHelpful inventions Annoying inventions Example telephone Example alarm clock ..5.5.3a.PAIRWORKHelpful inventionsAnnoying inventionsExample: telephoneExample: alarm clock1

12、. plane1. atomic bomb2. computer2. chemical weapon3. bike3. mobile phonePAIRWORKSample dialogue 1:A：What do you think is the most helpful invention?B：I think the most helpful invention is the light bulb.A：Why is that? (Why do you think so?)B：Well, it gives people more time to work and play every day

13、.3b.PAIRWORKSample dialogue 2:A: What do you think is the most helpful invention?B: I think the most helpful invention is the car. A: Why is that?B: Well, it makes it possible for people to move to distant places faster. 3b.PAIRWORKSample dialogue 3:A: What do you think is the most annoying inventio

14、n?B: I think the most annoying invention is the atomic bomb. A: Why is that?B: Well, it gives people more power to kill others.3b.PAIRWORKSample dialogue 4:A: What do you think is the most annoying invention?B：I think the most annoying invention is the alarm clock.A：Why is that? (Why do you think so

15、?)B ：Because it wakes me up when Im sleeping.3b.PAIRWORKGroupwork (4: P70) What would you do if you are alone on a tiny island? Imagine that you are alone on a tiny island. Choose one invention you would like to have on the island with you. Tell the group what you chose and why. Then give a report.I

16、d like to have a because I couldIts used forI think the most helpful invention is But thats not going to help you leave the island.I think it would be better to have a/anyou can use the following sentences:.Sample dialogue 1:A: Id like to have a radio because I could listen to music all day.B：Yes, b

17、ut thats not going to help you leave the island. I think it would be better to have a boat. Then you can leave the island by boat.A：Possibly you are right.Sample dialogue 1:A: Id like to have a monkey because it can pick some fruits for me.B：Yes, but what if there isnt enough fruit trees on the isla

18、nd? I think it would be better to have lots of food. Then you can have something to eat before people come to save you.A：Maybe you are right.Groupwork (4: P70)Then give a report like this: In our groupwould like to have a monkey because itcan pick some fruits for him. But thinks it would be better t

19、o have lots of food. Then he can have something to eat before people come to save him.汉译英。（1）计算机是何时发明的？ （2）谁发明了计算机？ （3）计算器是用来做什么？ （4）你认为什么是最有用的发明？ （5）每天它能够给人们更多时间工作和玩。 1. When was the computer invented?2. Who was the computer invented by?3. Whats the calculator used for?4. What do you think is the m

20、ost helpful invention?5. It gives people more time to work and play every day.Revision:Writing1.I open the door.The door is opened by me.2.He often helps homeless people.Homeless people are often helped by him.3.I handed out some papers just now.Some papers were handed out by me just now.主动语态:主语是动作的

21、执行者。被动语态:主语是动作的承受者。被动语态结构为：(主动语态)(主动语态)(主动语态)(被动语态)(被动)(被动语态)be+过去分词将下列句子变为被动语态。Revision:Writing When was it invented ?Unit 9 Period 3 sweet -How does it taste?-It tastessweet -How does it taste?-It tastessour -How does it taste?-It tastescrispy and salty-How do they taste?-They tastesweet -How do t

22、hey taste?-They tastecookies-What kind of food do you like?-I like food that tastes salty咸的,含盐的sweet甜的crispy易碎的,脆的sour酸的,酸味的bitter 苦的hot 辣的awful 可怕的nice 好的delicious 美味的Pairworksweet crispy salty sour potato chipssourlemonice creamsweetteasweetcrispy, saltyapplecakehoneycandyFrench frieslettucePopcor

23、npotato chipspizzapotato chipsdumplingsorangestrawberryHow do they taste?Do you like potato chips?The history of chipsWhen were potato chips invented? Who were potato chips invented by? How were potato chips invented? Listen and circle “T” (for true) or “F” (for false). Potato chips were invented by

24、 mistake.They were invented in 1863.The customer thought the potatoes werent thin enough.The customer said they werent salty enough.George wanted to make the customer happy.The customer was happy in the end.T FT FT FT FT FT F _that potato chips were invented by mistake? Chips _ _by a chef called Geo

25、rge Crum. They were invented in_. George Crum cooked them for a long time until they _And he sprinkled lots of salt on them so they were_.The history of potato chipsDid you know were invented1853were crispyreally salty2bListen again. Complete the sentences.B: When were they invented? A:B: How were t

26、hey invented? The emperor Shen Nong. He was boiling drinking water over an open fire.神农帝在户外的火上烧饮用水。Who invented tea?3aDo you know the history of tea?Read the article and write answers to the questions.1. What is the article about ? It is about the invention of tea.It was invented over three thousand

27、 years ago.It was invented by the Chinese emperor Shen Nong.It was invented by accident.2. When was it invented?3. Who was it invented by?4. How was it invented? Did you know that tea, the most popular drink in the world (after water), was invented by accident? Although tea wasnt brought to the West

28、ern world until 1610, this beverage was discovered over three thousand years before that. According to an ancient Chinese legend, the emperor Shen Nong Discovered tea when he was boiling drinking water over an open fire. Who invented tea?Some leaves from a nearby bush fell into the water and remaine

29、d there for some time. The emperor noticed that the leaves in the water produced a pleasant smell. Later he decided to taste the hot mixture. It was quite delicious. And in this way, one of the worlds favorite drinks was invented.Language points1.Although tea wasnt brought to the western world until

30、 1610, this beverage was discovered over three thousand years before that.虽然,茶直到1610年才传入西方世界,但是这种饮料在三千多年前就被发现了.(1)although 作连词,意为 “虽然,尽管”,引导让步状语从句, 不能与连词but连用,不过它可以与yet, still连用;若主从句的主语相同,且从句谓语含有动词be,可将从句主语和动词be省略.如:_ (it was)snowing, it was not very cold.虽然在下雪,但是天气不是很冷.There is air around us, _we c

31、ant see it.尽管我们看不见,但是我们周围全是空气. _ (he is) quite young, he knows a lot.虽然他很年轻,但是他很懂事.AlthoughalthoughAlthough(2)notuntil 意为 “直到才”until 引导一个时间状语从句.如He_go to bed _his father came home.直到他爸爸回家时他才睡觉.didnt until 2.According to an ancient Chinese legend, the emperor Shen Nung discovered tea when he was boil

32、ing drinking water over an open fire.根据中国古代的一个传说, 神农帝在户外的火上烧饮用水时发现了茶叶. (1)According to 是个短语介词,意为 “根据;依照” 后接代词,名词或由疑问词以及whether引出的名词性从句.如_, it will rain tomorrow.根据收音机说,明天有雨._,he was right then. 根据你刚才说的,那么他就对了.According to the radioAccording to what you said just now, (2) overover “在正上方” (under)above

33、 “在的上方”（指位置高于） (below)on “在的上面”（指两者接触）The plane flew _the clouds.There is a book _the desk.There is a bridge _the river.aboveonover3.Some leaves from a nearby bush fell into the water and remained there for some time.一些叶子从附近的灌木丛落到水里.并在水里浸泡了一段时间.(1)leaf的复数形式为leaves(2)a nearby bush附近的灌木丛(3)remain 表示 “

34、继续留在某处”如How long will you_? 你要在此地停留多久?(4)fall into “落入,陷入”如:He was drunk and _the water.他酒醉跌落水中.remain herefell into4.The emperor noticed that the leaves in the water produced a pleasant smell.国王注意到,水里的叶子发出一种宜人的香味.(1)notice 作动词,意为 “注意到”,后可以接:名词或代词.如:I didnt _your parents.我没注意到你的父母亲.(2)从句.如: I_that y

35、ou werent among the contestants. 我注意到你没有参加比赛.(3)复合结构Did you_ his car yesterday evening? 昨晚你注意到他修车了吗?I_in the next room.我注意到她正在隔壁唱歌.noticenoticednotice him repairnoticed her singingWho invented tea? Did you know that tea, the _drink inthe world (after water), was invented_?Although tea _brought to th

36、e Western world_1610, this _was discovered overthree thousand years before that. _an Ancient Chinese_, the emperor Shen Nong discovered tea when he was boiling drinking water _. Some leaves from_the water and _for some time. The emperor_ that the leaves in thewater _a _smell. Later he decided to tas

37、te the hot_. It was quite delicious. And _, one of the worlds favorite drinks_.most popularby accidentwasntuntilbeverageAccording tolegendover an open firea nearby bushfell intoremained there noticedproducedpleasantmixturein this wayinvented.wasWrite an article using the notes in the box.Who: colleg

38、e studentsWhat: metal pie plate, flying diskWhen: 1950sWhere: bakery Bridgeport, ConnecticutHow: students eat pie, throw pie platesToday: clubs, magazines, festival3b Writing 4awriting tests instead of persons by listening to the owners.one hundred yuan per pen The umbrella was invented about 4,000y

39、ears ago in Assyria, China and Egypt. The binoculars was invented in 1854 in Italy by Ignatio Porro. The Camera was invented in 1827 by Joseph Nicephore Niepce who tookthe first picture. The bicycle was invented in the1880s in England. 1600I.根据首字母完成句子:1.The ice cream scoop is used for s_really cold

40、ice cream.2.Edison i_the electric light bulb.3.He often makes m_in his spelling.4.Ill do it a_to your instructions.5. A c_ is a hundred years.6.It was so dark that I could h_see anything .5. Boys, stop t_ stones to the poor ingnventedistakesccordingenturyardlyExercise Timehrowing1. Wood can

41、be used for_ paper. A. making B. to make C. made D. make2-Do you think the light bulbs were invented _? No, I dont thing so. A. by mistakes B. by mistake C. for mistake D. with mistakes9. When _ the car _?A. did, invent B. was, inventedC. does, invent D. in, invented 10. Jack _ leave _ his teacher c

42、omes back.A. doesnt, until B. /, until C. wont, / D. wont, until A B II.选择填空D B III.完成句子:1. 电拖鞋是什么时候发明的？ When _ the electric _ invented?2. 它们是由谁发明的？ _ were they invented _?3. 妈妈加了盐，但它仍然不够咸。 Mom added salt but it still wasnt _ _.wereslippersWhoby salty enough IV. 补全对话:A: Look! This looks so interesti

43、ng! B: Ah, its a great invention of China.A: Really? When _ it _?B: I think it _ _ in Han Dynasty. (汉朝)A: What _ it _ for?B: Guess!A: _ it _ for holding water?B: No. It _ _ for testing earthquakes.A: Wow, its really amazing! wasinventedwasinventedisusedIsusedisusedV.翻译句子1.那个孩子直到他爸爸回来才睡觉。2.自行车是用来骑的。3

44、.根据天气预报说，明天有雨.4.茶是偶然被发明的。5.炸薯条是错误被发明的。 When was it invented ?Unit 9 Period 6A: What is it?B: Its an abacus/Umbrella, a binoculars, bicycle.A: Whats it used for?B: Its used forA: Oh, thats cool! Who was it invented by?B: It was invented byA: What would you like best?B: Id like best. Talk about the in

45、ventions in pairs.PAIRWORKFrom pie plate to flying disk. The flying disk was invented by college students. They used a metal pie plate from a bakery in Bridgeport, Connecticut. Students ate the bakerys pies and then threw the pie plates. Today, there are flying disk clubs, magazines and a festival.s

46、weetsaltysourcrispyFree talkDo you like sports?Whats your favorite sport?basketballsoccergolfswimbalance beamhurdleweightlifingpingpengEquipment about basketballbasketballmetal hoopbackboardnetwooden floor木地板装备,器材shoot 投篮backboard 篮板hoop 篮圈court 球场Scan and write “T” or “F” : 1.The article is about t

47、he invention of basketball. 2. It was invented by a Canadian doctor in 1861. 3.On December 21st,1891,it became an Olympic event. 4.Many young people dream of becoming famous basketball players.TFFT If you travel around China you will notice a very popular activity everywhere you go - basketball. Thi

48、s much-loved and active sport is enjoyed by many, for fun and exercise. The sport of basketball is a little over a hundred years old. It is played by more than 100 million people in over 200 countries including China, where basketball has been played in parks, schools, and even in factories.Do you k

49、now when basketball was invented?more thanWhat is a popular activity in China?What do people play it for?When was the sport of basketball invented?How many people play basketball?Where has basketball been played?Basketball is a popular activity in China.They play it for fun and exercise.It was inven

50、ted over a hundred years agoMore than 100 million people play it.It has been played in parks, schools, and factories.Basketball was invented by a Canadian doctor named James Naismith, who was born in 1861. When he was at college, his class was once asked to invent a new game that could be played ind

51、oors during the long winters. Dr Naismith created a game to be played on a hard wooden floor, so the safety of the players was important. Knocking into players and falling down would be dangerous. 不定式的被动语态Who invented basketball?What kind of game was basketball at first?James Naismith invented it.It

52、 was played in doors during the long winters.It was played on a hard wooden floor. Dr Naismith divided the men in his class into two teams, and taught them how to play his new game. The aim of basketball is for players to try to get a ball into the “basket”: a net hanging from a metal hoop. Players shoot from below the basket, and sometimes the “backboard” is used for guiding the ball into the basket. Players move towards one end of the court while throwing the ball to each other. divide into teach sb. how to do sth. 动词不定式作表语 throw into shot toWhats the aim of baske