四川省江油市明鏡中學(xué)九年級(jí)英語(yǔ)《Unit9 When was it invented》課件1 人教新目標(biāo)版

Unit 9When was it invented ?Section A1bListen and match the inventions with the dates.abedc18761885192719711976dabec1c1c1c1cA :When was the telephone invented ?B :I think it was invented in 1876.Julie Thompsonbattery-operated slippersChelsea Lanmonheated ice cream scoopJayce Coziar and Jamie Ellsworthshoes with adjustable heels2a2aListen and number the inventions inthe order that you hear.3122b2bWho was it / were they invented by ?It was/ They were invented by Chelsea Lanmon.2C PAIRWORK Sentence pattern: What is it / are they used for? Theyre used for seeing in the dark.3A PAIRWORK Helpful inventions: vacuum cleaner, soundproof door and window, car, computer, fax machine Annoying inventions: air-conditioner, truck, telephone, junk food, ice cream Sentence pattern: What is this in the picture? What is it used for? Do you think it is helpful / annoying?Dialogue 1:A: What is this?B: It is an alarm clock. A: What is it used for?B: It is used for waking people up in the morning.A: Do you think it is annoying?B: Sometimes, when I want to go on sleep.Dialogue 2: A: What is this? B: It is a light bulb. A: What is it used for?B: It is used for giving light.A: Do you think it is helpful?B: Yes, I think so. Because I always do homework and read books in the evening by its light.Dialogue 3:A: What is this?B: It is a microwave oven. A: What is it used for?B: It is used for heating cold food and cooking meals.A: Do you think it is helpful?B: Yes, I think so. Because my parents are very busy and I can use it to cook meals by myself.Dialogue 1:A: What do you think is the most helpful invention?B: I think the most helpful invention is the light bulb. 3B PAIRWORKA: Why is that?B: Well, it gives people more time to work and play every day.4 GROUPWORK Imagine you are alone on a tiny island. choose five inventions you would like to have on the island with you.A: Id like to have a radio because I could listen to music all day .B: Yes, but thats not going to help you leave the island. I think it would be better to have .1. 世界上許多國(guó)家都講英文。世界上許多國(guó)家都講英文。 English is spoken in many countries all over the world . 2. 紙是中國(guó)發(fā)明的。紙是中國(guó)發(fā)明的。 Paper was invented in China.3. 這棟大樓是去年建造的。這棟大樓是去年建造的。 The building was built last year.Make sentences4. 他父親不會(huì)讓他娶瑪麗為妻的。他父親不會(huì)讓他娶瑪麗為妻的。 He wont be allowed, by his father, to marry Mary. 5. 他們結(jié)束訓(xùn)練時(shí)將被派往部隊(duì)。他們結(jié)束訓(xùn)練時(shí)將被派往部隊(duì)。 They would be sent to the army when they finished the training. 6. 這個(gè)計(jì)劃正在執(zhí)行中。這個(gè)計(jì)劃正在執(zhí)行中。 The project is being carried out. 8. 這本小說(shuō)已被譯成了幾種語(yǔ)言。這本小說(shuō)已被譯成了幾種語(yǔ)言。 This novel has been translated into several languages. 7. 那時(shí)這案子正在調(diào)查中。那時(shí)這案子正在調(diào)查中。 The case was being investigated then. 9. 他們說(shuō)生產(chǎn)成本已經(jīng)下降了。他們說(shuō)生產(chǎn)成本已經(jīng)下降了。 They said that production costs had been reduced.Dialogue 1:A: Id like to have some matches because I could light a fire to keep warm.B: Yes, but thats not going to help you leave the island. I think it would be better to have a cell phone.移動(dòng)電話移動(dòng)電話A: Id like to have a telescope because I could look far.B: Yes, but thats not going to help you leave the island. I think it would be better to have a signal lamp.Dialogue 2:n. 望遠(yuǎn)鏡望遠(yuǎn)鏡n. 信號(hào)燈信號(hào)燈The passive voice. 英語(yǔ)中動(dòng)詞有主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài)兩種語(yǔ)態(tài)，主動(dòng)語(yǔ)英語(yǔ)中動(dòng)詞有主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài)兩種語(yǔ)態(tài)，主動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的執(zhí)行者態(tài)表示主語(yǔ)是動(dòng)作的執(zhí)行者,被動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的被動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的承受者承受者, 在被動(dòng)語(yǔ)態(tài)中動(dòng)作的執(zhí)行者有時(shí)用在被動(dòng)語(yǔ)態(tài)中動(dòng)作的執(zhí)行者有時(shí)用by短語(yǔ)表示短語(yǔ)表示出來(lái)。出來(lái)。被動(dòng)語(yǔ)態(tài)的被動(dòng)語(yǔ)態(tài)的:助動(dòng)詞助動(dòng)詞be+ (及物及物動(dòng)詞的動(dòng)詞的) 過(guò)去分詞過(guò)去分詞 一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)一般過(guò)去時(shí)一般過(guò)去時(shí)am (is, are) + donewas (were) + doneThe passive voice1. 不知?jiǎng)幼鲌?zhí)行者時(shí)不知?jiǎng)幼鲌?zhí)行者時(shí),常用被動(dòng)語(yǔ)態(tài)。常用被動(dòng)語(yǔ)態(tài)。eg. My bike was stolen yesterday. This car is made in America.2. 不必要說(shuō)出動(dòng)作執(zhí)行者時(shí)不必要說(shuō)出動(dòng)作執(zhí)行者時(shí),常用被動(dòng)語(yǔ)態(tài)。常用被動(dòng)語(yǔ)態(tài)。eg. Rome was not built in a day.3. 為了突出強(qiáng)調(diào)動(dòng)作的承受者時(shí)為了突出強(qiáng)調(diào)動(dòng)作的承受者時(shí),常用被動(dòng)語(yǔ)態(tài)。常用被動(dòng)語(yǔ)態(tài)。eg. Thousands of beaches are polluted (污染污染).The passive voice1. 把原主動(dòng)句中的賓語(yǔ)轉(zhuǎn)換為被動(dòng)語(yǔ)態(tài)的主語(yǔ)。把原主動(dòng)句中的賓語(yǔ)轉(zhuǎn)換為被動(dòng)語(yǔ)態(tài)的主語(yǔ)。2.把動(dòng)詞改為被動(dòng)形式把動(dòng)詞改為被動(dòng)形式,即即 “be + 過(guò)去分詞過(guò)去分詞” ， 注意注意 be動(dòng)詞要按新的主語(yǔ)的人稱和數(shù)進(jìn)行變化動(dòng)詞要按新的主語(yǔ)的人稱和數(shù)進(jìn)行變化,時(shí)態(tài)要和原來(lái)時(shí)態(tài)要和原來(lái)的主動(dòng)語(yǔ)態(tài)的時(shí)態(tài)保持一致。的主動(dòng)語(yǔ)態(tài)的時(shí)態(tài)保持一致。3. 原來(lái)主動(dòng)語(yǔ)態(tài)句中的主語(yǔ)原來(lái)主動(dòng)語(yǔ)態(tài)句中的主語(yǔ),如果需要如果需要,就放在就放在by后面后面以它的賓格形式出現(xiàn)；以它的賓格形式出現(xiàn)； 如果沒(méi)有必要就可以省略，其他的如果沒(méi)有必要就可以省略，其他的成分成分 (定語(yǔ)定語(yǔ),狀語(yǔ)狀語(yǔ)) 不變不變, 句式也不能變。句式也不能變。The passive voice被動(dòng)語(yǔ)態(tài)被動(dòng)語(yǔ)態(tài)主動(dòng)語(yǔ)態(tài)變被動(dòng)語(yǔ)態(tài)的結(jié)構(gòu)圖主動(dòng)語(yǔ)態(tài)變被動(dòng)語(yǔ)態(tài)的結(jié)構(gòu)圖:Bell invented the telephone in 1876. The telephone was invented by Bell in 1876. 主語(yǔ)謂語(yǔ)動(dòng)詞過(guò)去時(shí)賓語(yǔ)時(shí)間狀語(yǔ)主語(yǔ)謂語(yǔ)動(dòng)詞的過(guò)去分詞賓語(yǔ)時(shí)間狀語(yǔ)The passive voice被動(dòng)語(yǔ)態(tài)被動(dòng)語(yǔ)態(tài)Bellinvented the telephonein 1876.wasbycrispy and saltyDescribe how food tastes.sour sweet salty:in the end:by mistake:by accident:according to:咸的咸的,含鹽的含鹽的. 名詞名詞,salty 加加 y 構(gòu)成形容詞構(gòu)成形容詞最后最后,終于終于 eg. Everything will be all right in the end.弄錯(cuò)的弄錯(cuò)的,錯(cuò)誤地錯(cuò)誤地eg. He took the umbrella by mistake.偶然偶然,意外意外, 無(wú)意中無(wú)意中eg. I met her by accident in a crowded bus. 根據(jù)根據(jù), 按照按照 eg. Well be paid according to the amount of work we do.Listen and circle “T” (for true) or “F” (for false).1.The potato chips were invented by mistake.2.They were invented in 1863.3.The customer thought the potatoes werent thin enough.4.The customer said they werent salty enough.5.George wanted to make the customer happy.6.The customer was happy in the end.The history of chips_that potato chips were invented by mistake? Chips_by a chef called George 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 wereDid you knowwere invented1853were crispyreally saltyWho invented tea? Did you know that tea, the most popular drink inthe world (after water), was invented by accident?Although tea wasnt brought to the Western worlduntil 1610, this beverage was discovered overthree 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. Some leaves from a nearby bush fell into the water and remained there for some time. The emperor noticed that the leaves in thewater 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.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 years ago.It was invented by the Chinese emperor Shen Nong.It was invented by accident.3. Who was it invented by?4. How was it invented?2. When was it invented?1.The custom said they werent salty enough. 這個(gè)顧客說(shuō)菜不夠咸。這個(gè)顧客說(shuō)菜不夠咸。(1) said 后是賓語(yǔ)從句后是賓語(yǔ)從句, 省略了省略了that。當(dāng)。當(dāng) 賓語(yǔ)從句主句用一般過(guò)去時(shí)賓語(yǔ)從句主句用一般過(guò)去時(shí), 從句也要從句也要用過(guò)去的某種時(shí)態(tài)。用過(guò)去的某種時(shí)態(tài)。 He asked me whom I was waiting for. 他問(wèn)我在等誰(shuí)。他問(wèn)我在等誰(shuí)。Explanation但但enough 修飾名詞時(shí)修飾名詞時(shí), 可以放在名詞之前可以放在名詞之前, 也可以放在名詞之后。如也可以放在名詞之后。如: I have enough money to buy it. ( I have money enough to buy it.)2.The potato chips were invented by mistake. 薯片是無(wú)意中被發(fā)明的。薯片是無(wú)意中被發(fā)明的。 mistake 做名詞做名詞, 意為意為 “弄錯(cuò)弄錯(cuò), 誤解誤解” You have made a foolish mistake. 你犯了一個(gè)愚蠢的錯(cuò)誤。你犯了一個(gè)愚蠢的錯(cuò)誤。 mistake 作動(dòng)詞作動(dòng)詞, 意為意為 “弄錯(cuò)弄錯(cuò),誤解誤解” She didnt speak very clearly so I mistook what she said. 她講的不清楚她講的不清楚, 所以我誤解了她的話。所以我誤解了她的話。 by mistake 意為意為 “錯(cuò)誤地錯(cuò)誤地,無(wú)意地?zé)o意地” I took his backpack by mistake. 我錯(cuò)拿了他的書(shū)包。我錯(cuò)拿了他的書(shū)包。 He put salt in her cup of tea by mistake. 他錯(cuò)把鹽放進(jìn)她的茶里。他錯(cuò)把鹽放進(jìn)她的茶里。a pen that listens and writesNew invention:Use:It can listen to the writer and write by itself.Price :$ 50music candleactivity glassestemperature cup3a Reading 1. What is this article about? I think it is about the invention of tea. 2. Was it invented on purpose or by accident? By accident. The first sentence tells us that. 3. When was it invented? Over 3,000 years before 1610. 4. Who invented it? The emperor Shen Nong. 5. Who can tell us how it was invented? According to an ancient legend, once when Shen Nong was boiling drinking 3B WRITINGA sample version From pie plate to flying disk The flying disk was invented by college students. Flying disk is a metal pie plate. In the 1950s, several college students ate pies made by a bakery in Bridgeport, Connecticut. They found it interesting to throw the pie plates with each other. Then it became a game. Today, there are flying disk clubs, magazines and even a festival. Write an article using the notes in the box.Who: college studentsWhat: metal pie plate, flying diskWhen: 1950Where: bakery Bridgeport, ConnecticutWhy: new toyHow: students eat pie, throw pie platesToday: clubs, magazines, festival Self Check The abacus was invented in the sixth century by Chinese people. The umbrella was invented about 4000 years ago in Assyria, China and Egypt. In Italy in 1854 , Ignatio Porro invented the binoculars. The Camera was invented by Joseph Nicephore Niepce in 1827 who took the first picture. The bicycle was invented in the 1880s in England.