《Unit 9 When was it invented？》教案（1）(1).doc

unit 9: when was it invented?part 1: teaching design 第一部分:教学设计functionstalk about the history of inventionsstructurespassive voice (questions and statements)target languagewhen was the telephone invented? i think it was invented in 1876.what are they used for? they are used for seeing in the dark?who were they invented by? they were invented by julie thompson.vocabulary salty, sweet, sour, crispy, pleasant, potato chips, slipper, leaf, fire, scoop, light bulb, telescope, microwave oven, abacus, camera, beverage, be invented by, be used for, by mistake, by accidentlearning strategiesbrainstorming, role playingperiod 1: numbering, listening and speaking (page 68)(the telephone was invented in 1876.)objectives to learn to understand and use passive voice (questions and statements) to listen and speak about inventions which were made in the past procedureswarming up by learn about passive voice (questions and statements)hello, class. what is this? yes, it is a telephone. when was it invented? 特殊疑问句：特殊疑问词+助动词be+主语+及物动词的过去分词？the telephone was invented in 1876. 陈述句：主语+助动词be+及物动词的过去分词.lets go on to other inventions.when was computer invented? the computer was invented in 1936. when was car invented? the car was invented in 1885.when was camera invented? the camera was invented in 1837.when was sewing machine invented? the sewing machine was invented in 1830.1a grouping and speakingin groups of four, look at the things on page 68. number them in the order of their invention.a: i think the telephone was invented before the car.b: well, i think the telephone was invented after the car.a: i think the television was invented before the computer.b: well, i think the television was invented after the computer.a: i think the calculator was invented before the plane.b: well, i think the calculator was invented after the planer.1b listening and matchinglisten to the recording and match the inventions with the dates. the things in the pictures were invented in the following order.the telephone was invented in 1876.cars were invented in 1885.the tv was invented around 1927.the hand-held calculator were invented in 1971. the personal computers were invented in 1976.now go page 132 to read the conversation. while reading try to find all the sentences with the “make/s me infinitive, make/s me adjective structure”. and also cut/ the sentence into thought groups, study all the predicates, circle all the linking words and underline all the expressions. thats grammar study, in deed.useful expressions from the conversationhave many modern inventions, be invented in 1876, take a history class, have a tv, be invented around 1927, in those days, really expensive, afford a tv, have calculators and computers, learned in school that , hand-held calculator, personal computersnow read the conversation again to turn it into an article.1c pairing and speakingin pairs, one covers the dates and the other asks him when the things in the pictures on page 68 were invented. then change roles and practice again. a: when was the telephone invented? b: i think it was invented in 1876.a: when was the car invented? b: i think it was invented in 1885.a: when was the tv invented? b: i think it was invented around 1927.a: when was the hand-held calculator invented? b: i think it was invented in 1971.period 2: listening and speaking (page 69)(what are they used for?)objectives to learn to understand and use passive voice (questions and statements) to listen and speak about what inventions were used forprocedures warming up by studying the “target language” hello, class. what is this? yes, it is a tv set? what is it used for? right, you are right. it is used for watching reports and films and so on at home. look at the sentences again and note the structure. what is it used/ for? 特殊疑问词+助动词be+主语+及物动词的过去分词？it is used/ for watching reports and films and so on at home. 主语+助动词be+及物动词的过去分词.2a listening and numberingnext you are going to listen to a conversation and number the inventions in the order that you hear them.the inventions are heard in the following order.battery-operated slippersheated ice cream scoopshoes with adjustable heelsnow go page 133 to read the conversation. while reading try to find all the sentences with the passive voice structure. and also cut/ the sentence into thought groups, study all the predicates, circle all the linking words and underline all the expressions. thats grammar study, indeed.useful expressions from the conversationbattery-operated slippers, be used for , see in the dark, be invented by, heated ice cream scoop, be used for scooping out really cold ice cream, be invented by , shoes with adjustable heels, move the heels up and down, change the style of , make the shoes go from casual to dressynow read the conversation again to turn it into an article.2b listening and matchingyou shall listen to the recording again and match the items in the chart on page 69 in columns a, b, and c. a: inventionb: who was it/ were they invented by?c: what is it/ are they used for?shoes with adjustable heelschelsea lanmonscooping really cold ice creambattery-operated sneakersjayce coziar and jamie ellsworthseeing in the darkheated ice cream scoopjulie thompsonchanging the style of the shoes2c pairing and speakingrole play the conversations using the information in the chart in the middle of page 69. pay attention to the formation of passive voice.a: what are the shoes with adjustable heels used for? b: they are used for changing the style of the shoes.a: what are the battery-operated sneakers used for?b: they are used for seeing in the dark.a: what is the heated ice cream scoop used for?b: it is used for scooping really cold ice cream.period 3: writing and speaking (page 70)(helpful inventions and annoying inventions)objectives to learn to understand and use passive voice (questions and statements) to listen and speak about helpful inventions and annoying inventionsprocedures warming up by telling about inventions made in 20th centuryhello, class. what is this? it is a radio. when was it invented? right it was invented in 1901. then what is this? 1901年无线电/ radio, 1903年飞机/ plane, 1907年塑料/ plastic, 1928年青霉素/penicillin, 1923年电视机/ tv, 1942年核武器/ atom bomb, 1943年计算机/ computer, 1953dna, 1954年避孕药/prophylactic, 1957年人造卫星/man-made satellite, 1967器官移植/ organ transplant, 1978试管婴儿/ tube babythen what do you think are the most helpful inventions? what do you think are the most annoying inventions?3a pairing and writingthere are two kinds of inventions. one is helpful invention, and the other is annoying invention. now in pairs make a list of five helpful inventions and five annoying inventions.helpful inventionsannoying inventionsexample: telephoneexample: alarm clock1. plane1. atomic bomb2. computer2. missile3. bike3. rifle4. car4. chemical weapon5. train5. alarm clock3b pairing and speakingin pairs discuss your opinions in 3a with your partner.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?b: well, it gives people more time to work and play every day.-a: what do you think is the most annoying invention?b: i think the most helpful invention is the atomic bomb. a: why is that?b: well, it gives people more power to kill others.-a: what do you think is the less helpful invention?b: i think the less helpful invention is the car. a: why is that?b: well, it makes it possible for people to move to distant places faster.4 grouping and speakingin groups of four imagine you are left alone on a small island in the sea. if you are allowed to take five inventions along with you, what would you take?i like to take the followings with me.knifeflashlighthand phonetelescopeguna: id like to have a flashlight because i could light the way.b: id like to have a hand phone because i could call 110 if i have problems.a: id like to have a gun because i could kill animals for food.period 4: reading, writing, listening and speaking (page 71)(potato chips were invented by mistakes.)objectives to learn to understand and use passive voice (questions and statements) to listen and speak about how inventions were madeprocedureswarming up by making passive sentences hello, everyone. this week we are learning to use passive voice (questions and statements). now we shall begin by making passive sentences (questions and statements) with verbs learned so far in this book.i was frustrated by his reply.his death was caused by his hard work.was the problem solved?his last hope was given up.his english pronunciation is influenced by his chinese.his attention was concentrated on his disease.when was your radio set lost?was her order obeyed?was she terrified by her face?when was his house burned?1a looking and writingon page 71 you will find some adjectives used to describe how food tastes. look at the pictures and write them under the correct picture. note that some pictures have more than one word.do you like sweet drinks?the crackers arent crisp. they must have got wet.this soup is very salty.i like to drink sour milk.these oranges are as sour as lemons.1b thinking and writingon page 71 you will find in the box some adjectives used to describe food. now read each of them and write the name of a different food after each of them.sweet apple crispy crackers salty water sour rice2a listening and circlingon page 71 in the middle of the page you will find 6 statements. listen to the recording and tickp t or f. (keys: 1. t 2. f 3. t 4. f 5. f 6.t)go to page 133 and read the conversation. while reading try to find all the sentences with passive voice structure. and also cut/ the sentence into thought groups, study all the predicates, circle all the linking words and underline all the expressions. thats grammar study, too. be invented by mistake, on the bag, back in 1853, one day, in the restaurant, send back, a plate of fried potatoes, be cut too thick, in a bad mood, cutreally, really thin, cooka long time, sprinkle on, hate, asked for, tell about, thinly-sliced, crispy, salty potato chips, a cool storynow read the conversation again to fill in the following cloze with one word.do a cloze test. (完型填空)invented by mistakeit is said potato chips 1 _ invented by mistake. on the bag it is said 2 _ potato chips were invented by a chef 3 _ george crum. it was back in 1853. one 4 _ a customer in the restaurant where george 5 _ sent back his plate of fried potatoes because he said they were cut too thick. george was in a bad mood, so he cut the 6 _ really, really thin, and he cooked them for a 7 _ time until they were crispy. and he 8 _ lots of salt on them so they were 9 _ salty. he thought the customer would 10 _ them. and the customer loved them and 11 _ for more. he told the other customers 12 _ them, and soon everyone was ordering thinly-sliced, 13 _, and salty potato chips. 14 _ were still eating them today. what a 15 _ story!keys: 1 were 2 that 3 called 4 day 5 worked 6 potatoes 7 long 8 sprinkled 9 really 10 hate 11 asked 12 about 13 crispy 14 and 15 cool 2b listening and completingyou are going to listen to the conversation and complete the sentences on page 71 in the box.the history of chipsdo you know that potato chips were invented by mistake? chips were invented by a chef called george crum. they were invented in 1853. george crum cooked them for a long time until they were crispy. and he sprinkled lots of salt on them so they were really salty. 2c pairing and speakingnext you are going to role play the conversations about the invention of the potato chip. use the information from the activities above.the invention of the potato chipa: do you know that potato chips were invented by mistake?b: i dont know.a: they were invented by a chef called george crum.b: when was that? a: it was invented back in 1853.b: was it an accident?a: a customer sent back his plate of fried potatoes because they were cut too thick. george cut the potatoes really, really thin. and he cooked them for a long time until they were crispy. he sprinkled lots of salt on them so they were really salty. b: did the customer loved them?a: yes, they asked for more. everyone was ordering thinly-sliced, crispy, salty potato chips.b: we like them, too. a: so do i. period 5: reading, writing and speaking (page 72)(who invented tea?)objectives to learn to understand and use passive voice (questions and statements) to read and speak about what people invented procedures warming up by reading aloud the texthello, class. the single most important activity for learning english is reading the text aloud to the tape. now open your book to page 72. read aloud the text while listening to the tape. 3a reading and answeringnow go to page 72 to read the text. while reading try to find all the sentences in passive voice. and also cut/ the sentence into thought groups, study all the predicates, circle all the linking words and underline all the expressions. thats grammar study, indeed.after you read, answer the four questions following the article.1. what is the article about?it is about the invention of tea.2. when was it invented?it was invented over three thousand years before 1610.3. who was it invented by?it was invented by shen nong.4. how was it invented?the emperor shen nong noticed that the leaves from a nearby bush in the water produced a pleasant smell. he tasted the hot mixture. it was quite delicious.now copy the expressions in your notebook. expressions from the textthe most popular drink, be invented by accident, be brought to , be discovered over three thousand years before , according to an ancient chinese legend, discover tea,boil drinking water over an open fire, leaves from a nearby bush, fall into , remained there for some time, produce a pleasant smell, taste the hot mixture, quite delicious, in this way, the worlds favorite drinksread the text and turn it into a conversation.3b reading and writing on page 72 you will find notes in the box on the left. write an article using the notes about the invention of the flying disk.from pie plate to flying diska baker named william russel frisbie came up with a clever marketing idea back in the 1870s. he put the family name in relief on the bottom of the light tin pans in which his companys homemade pies were sold. the pans were reusable, but every time a housewife started to bake a pie in one, she would see the name frisbie and, it was hoped, think, “how much easier to buy one”. eventually mr. frisbies pies were sold throughout much of connecticut, including new haven. there, sometime in the 1940s, yale students began sailing the pie tins through the air and catching them. a decade later, out in californ