九年级英语新目标上unit9whenwasitinvented

九年级英语新目标上unit9whenwasitinvented

Unit 9 When was it invented? When was it invented ? Unit 9 Period 1 Four ancient inventions compass gun powder Moveable type printing paper calculator inventions microwave oven light bulb s inventions high heels adjustable heels adjustable 可调整的 inventions ice cream scoop heat 加热 scoop inventions slippers a battery batteries operate 操作 inventions A: When was the car invented? B: Well, I think it was invented in …. Guess 1885 1876 1927 1971 A: When was the telephone invented? B: Well, I think it was invented in …. Guess 1885 1876 1927 1971 Look at the things. In what order do you think they were invented? 1a A: I think the calculator was invented before the computer. B: Well, I think the calculator was invented after the computer. A: I think … was invented before … B: Well, I think … was invented after …. game A: I think … was invented before … B: Well, I think … was invented after …. game A: I think … was invented before … B: Well, I think … was invented after … game A: I think … was invented before … B: Well, I think … was invented after … game 1b Listen and match the inventions with the dates. a b e d c 1876___ 1885___ 1927___ 1971___ 1976___ d a b e c A: When was the _______ invented ? B: I think it was invented in ______. Pairwork (1c:P68) 1976 1885 1876 1927 1971 1879 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 car Karl Benz Who was the car invented by ? Karl Benz invented the car. The passive 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) + done was (were) + done { The 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. 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 : Bell invented the telephone in 1876. was by A: What is the car used for ? B: The car is used for travel ing . A : What is the _______ used for? B: I think it is used for ______________ . talk ing with people A : What is the used for? B: I think it is used for _______. (count) count ing A : What is the used for? B : I think it is used for ________.(work) work ing A: What is the used for? B: I think it is used for _____.(ride) rid ing A : What is the _______ used for? B : It is used for __________. count ing ( count ) A: What is the used for? B: It is used for ___________.(count) count ing A: What is the used for? B: It is used for ___________. (watch the things far away clearly) watch ing the things far away clearly. A : What is the ________ used for? B : It is used for __________________ mak ing the food hot. (make the food hot) A: When was …invented ? B: It was invented in… A: Who was it invented by? B: It was invented by… A: What is the … used for ? B: The … is used for do ing … pairwork Revision:Writing 1.We use the ________to count. The calculator____________ calculator is used for count ing. The microwave oven_________ ________________ 2.We use ___________________to mak e the food hot. the microwave oven is used for 3.The _______ is used for _______________. ( talk with people) talk ing with people telephone mak ing the food hot. 4. Who_____light bulbs_________by? 5.The computer________________ 1976. were invented was invented in Who were they invented by? What are they used for? adjustable 可调整的 operate 操作 heat 加热 2a Listen and number the inventions in the order that you hear. 3 1 2 Invention Who was it/were they invented by? What is is/are they used for? shoes with adjustable heels Chelsea Lanmon scooping really cold ice cream battery-operated slippers Jayce Coziar and Jamie Ellsworth seeing in the dark heated ice cream scoop Julie Thompsom changing the style of the shoes Listen again. Match the inventions with their inventors and uses. 2b Helpful inventions Annoying inventions Example telephone Example alarm clock 1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 3a.PAIRWORK Helpful inventions Annoying inventions Example: telephone Example: alarm clock 1. plane 1. atomic bomb 2. computer 2. chemical weapon 3. bike 3. mobile phone PAIRWORK Sample 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 . 3b.PAIRWORK Sample 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.PAIRWORK Sample dialogue 3: A: What do you think is the most annoying invention? 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.PAIRWORK Sample 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?) B ： Because it wakes me up when I’m sleeping. 3b.PAIRWORK Groupwork (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 ’ d like to have a … because I could … It ’ s used for … I think the most helpful invention is … But that ’ s not going to help you leave the island. I think it would be better to have a/an … you can use the following sentences:. Sample dialogue 1: A: I’d like to have a radio because I could listen to music all day. B ： Yes, but that’s 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: I’d like to have a monkey because it can pick some fruits for me. B ： Yes, but what if there isn’t enough fruit trees on the island? 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 group…would like to have a monkey because it can pick some fruits for him. But …thinks it would be better to 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. What’ s the calculator used for? 4. What do you think is the most helpful invention? 5. It gives people more time to work and play 　 every day. Revision:Writing 1. 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 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 tastes… sweet -How does it taste? -It tastes… sour -How does it taste? -It tastes… crispy and salty -How do they taste? -They taste… sweet -How do they taste? -They taste… cookie s -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 Pairwork sweet  crispy salty sour potato chips sour lemon ice cream sweet tea sweet crispy, salty apple cake honey candy French fries lettuce Popcorn potato chips pizza potato chips dumplings orange strawberry How do they taste? Do you like potato chips? The history of chips When 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 mistake. They were invented in 1863. The customer thought the potatoes weren’t thin enough. The customer said they weren’t salty enough. George wanted to make the customer happy. The customer was happy in the end. T F T F T F T F T F T F _____________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 were__________. The history of potato chips Did you know were invented 1853 were crispy really salty 2b Listen again. Complete the sentences. B: When were they invented? A: B: How were they 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? 3a Do 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 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 wasn’t brought to the Western 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 remained 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 world’s favorite drinks was invented. Language points 1. Although tea wasn’t brought to the western world until 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 can’t 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 . Although although Although (2) not…until 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 . didn’t until 2.According to an ancient Chinese legend, the emperor Shen Nung discovered tea when he was boiling 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 radio According to what you said just now, (2) over over “ 在 …… 正上方” (under) above “ 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. above on over 3.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 “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 here fell into 4.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 didn’t __________your parents. 我没注意到你的父母亲 . (2) 从句 . 如 : I_________that you weren’t 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 . notice noticed notice him repair noticed her singing Who invented tea? Did you know that tea, the ____________drink in the world (after water), was invented___________? Although tea _______brought to the Western world _______1610, this _________was discovered over three 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 the water _________a ________smell. Later he decided to taste the hot________. It was quite delicious. And __________, one of the world’s favorite drinks______ __________. most popular by accident wasn’t until b everage According to legend over an open fire a nearby bush fell into remained there noticed produced pleasant mixture in this way invented. was Write an article using the notes in the box. Who: college students What: metal pie plate, flying disk When: 1950s Where: bakery Bridgeport, Connecticut How: students eat pie, throw pie plates Today: clubs, magazines, festival 3b Writing 4a writing tests instead of persons by listening to the owners. one hundred yuan per pen The umbrella was invented about 4,000 years 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 took the first picture. The bicycle was invented in the1880s in England. 1600 I. 根据首字母完成句子 : 1.The ice cream scoop is used for s__________really cold ice cream. 2.Edison i________the electric light bulb. 3.He often makes m_________in his spelling. 4.I’ll 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 dog. cooping nvented istakes ccording entury ardly Exercise Time hrowing 1. Wood can be used for______ paper. A. making B. to make C. made D. make 2 ． -Do you think the light bulbs were invented _____? –No, I don’t thing so. A. by mistakes B. by mistake C. for mistake D. with mistakes 9. When ______ the car ________? 　 A. did, invent 　　 B. was, invented 　 　 C. does, invent 　 D. in, invented 10. Jack ______ leave _____ his teacher comes back. 　　 A. doesn’t, until 　 B. /, until 　　 　　 C. won’t, / 　　 D. won’t, 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 wasn’t _____ _______. were slippers Who by salty enough IV. 补全对话 : A: Look! This looks so interesting! B: Ah, it’s 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, it’s really amazing! was invented was invented is used Is used is used V. 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. 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 6 A : What is it? B: It’s an abacus/Umbrella, a binoculars, bicycle. A: What’s it used for? B: It’s used for… A: Oh, that’s cool! Who was it invented by? B: It was invented by… A: What would you like best? B: I’d like …best. Talk about the inventions in pairs . PAIRWORK From 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 bakery’s pies and then threw the pie plates. Today, there are flying disk clubs, magazines and a festival. sweet salty sour crispy Free talk Do you like sports? What’s your favorite sport? basketball soccer golf swim balance beam hurdle weightlifing pingpeng Equipment about basketball basketball metal hoop backboard net wooden 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 the invention of basketball. 2. It was invented by a Canadian doctor in 1861. 3.On December 21 st ,1891,it became an Olympic event. 4.Many young people dream of becoming famous basketball players. T F F T If you travel around China you will notice a very popular activity everywhere you go -- basketball. This 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 know when basketball was invented? more than What 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 invented over a hundred years ago More 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 indoors 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 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 to What’s the aim of basketball for players? What’s the backboard used for? What’s the name of the place where players play basketball? The aim of basketball is to get a ball into the basket. It’s used for guiding the ball into the basket. It’s called court. It is believed that on December 21st, 1891, the first basketball game in history was played. Then in 1936 in Berlin , it became an Olympic event. A team from China took part, and although they didn’t win they used the experience to help develop the game at home. Since then, the popularity of basketball has risen worldwide , and the number of foreign players in America’s NBA （ National Basketball Association ） has increased . Basketball has also become a more popular sport for people to watch, and many young people dream of becoming famous basketball players. 被确信 ， use … to do … rise rose risen the number of When was the first basketball game in history? Why were the Berlin Olympics important for basketball? Do more and more people enjoy playing basketball? Name a professional basketball organization in America. It was played on December 21st,1891 It became an Olympic event in 1936 in Berlin. Yes, the number of them is increasing. The National Basketball Association. Now played everywhere factories for fun and parks school exercise BASKETBALL 200 countries AMERICA EQUIPMENT NBA ball basket backboard BASKETBALL history James Naismith Berlin December 21 st 1891 THE GAME 9 team players two teams get a ball into the basket Do you know when basketball was invented? 1. Who invented basketball? 2. Why were the Berlin Olympics important for basketball? 3. What is the aim of basketball? 4. Name a professional basketball organization in America. The Naismith invented basketball. The popularity of basketball has risen worldwide since then. For fun and exercise. NBA Writing Writing Thank you for watching