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1、When was it invented?Unit 9Section BLanguage Goal: 1. Learn to describe how food tastes.2.Try to retell the legendary invention of tea.Warming upList some kinds of List some kinds of food and describe food and describe their tastes.their tastes.sour, sweetlemonice creamsweet，coldpleasant smellpleasa
2、nt smell teapotato chipscrispy, salty1asweet crispysalty sourFill in the blanks with words in the box.soursweetcrispy saltysweetsalty _1bWrite the name of a different food after each word.sour _crispy _sweet _bananacandyapplebiscuitpotato chipspotato chipsvinegarlemon1. The potato chips were invente
3、d 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.Listen and circle “T” or “F”.2aTFTTTTTFFFFF2bListen again and complete the
4、 sentences.The history of chips_ that potato chips were invented by mistakes? 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 _.(1)(5)(3)(4)(2)Did you knowDid you know were invent
5、ed were invented18531853were crispywere crispyreally saltyreally saltyTapescriptsBoy 1 : Hey, did you know that potato chips were invented by mistake?Boy 2 : Really? What do you mean?Boy 1: Well, here on the bag it says that they were invented by a chef called George Crum.Boy 2 : When was that?Boy 1
6、: Oh, it was way back in 1853.Boy 2: So, why was it an accident?Boy 1: Well, one day a customer in the restaurant where George worked sent back his plate of fried potatoes because he said they were cut too thick.Boy 2: So what happened?Boy 1 : Well, George was in a bad mood, so he cut the potatoes r
7、eally, really thin, and he cooked them for a long time until they were crispy. And he sprinkled lots of salt on them so they were really salty. He thought the customer would hate them.Boy 2 : And?Boy 1: And the customer loved them and asked for more. He told the other customers about them, and soon
8、everyone was ordering thinly sliced, crispy, salty potato chips.Boy 2 : And were still eating them today. What a cool story!Boy 1: Yeah.PAIRWORKRole play the conversation about the invention of the potato chip.Model A: Did you know potato chips were invented by mistake?B: Wow, I didnt know that. Who
9、 invented them?A: 2cExplanation:mistake 作作名名词词 “错错误误，误误会会”。也也可可以以作作动动词词 “弄错，犯错弄错，犯错”。常见形式：。常见形式： e.g. （2）make a mistake 出错出错You have made a foolish mistake. 你犯了一个愚蠢的错误。你犯了一个愚蠢的错误。（1）by mistake 错误地错误地 e.g. He put salt in her cup of tea by mistake. 他错把盐放进她的茶里。他错把盐放进她的茶里。mistakemistake 作动词作动词作动词作动词, ,
10、意为意为意为意为 “ “弄错弄错弄错弄错, ,误解误解误解误解” ”（3）mistakefor 错把错把当作当作They mistook him for his brother. 他们错把他认作他的兄弟。他们错把他认作他的兄弟。 e.g. Youd better say sorry to her, because youve mistook what she said.你该向他道歉你该向他道歉, 因为你误解了她的话。因为你误解了她的话。 e.g. Reading Did you know that tea, the most popular drink in the world (after
11、water), was invented by accident? Although tea wasnt brought to the Western world until 1610, this beverage was discovered over three thousand years before that. 3aWho invented tea?Readingby accident 偶然，碰巧。偶然，碰巧。1. Although tea wasnt brought to the western world until 1610, this beverage was discove
12、red over three thousand years before that. 虽然茶直到虽然茶直到1610年才传入西方世界年才传入西方世界, 但这种饮料在三但这种饮料在三千多年前就被发现了。千多年前就被发现了。(1) although conj. 意为意为 “虽然虽然,尽管尽管”,引导让步引导让步状语从句。我们不能根据汉语习惯状语从句。我们不能根据汉语习惯, 在后面使用连在后面使用连词词but, 不过它可以与不过它可以与 yet, still 连用。连用。There is air around us, although we cant see it.尽管我们看不见尽管我们看不见, 但我
13、们周围全是空气。但我们周围全是空气。 e.g. (2) notuntil 意为意为 “直到直到才才” 。注：注：until 的主句中也可以用延续性动词，此时的主句中也可以用延续性动词，此时 until 不与不与 not 连用，表示连用，表示 “直到直到为止为止”。用于用于notuntil 结构中的主句谓语多为短暂性动词。结构中的主句谓语多为短暂性动词。He did not go to bed until his father came home.直到他爸爸回家时他才睡觉。直到他爸爸回家时他才睡觉。I will wait until he returns. 我将等到他回来。我将等到他回来。e.g
14、.e.g.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. remain “继续留在某处继续留在某处”。 fall into “落入落入, 陷入陷入”。according to “根据根据;依照依照”。2. Accor
15、ding to an ancient Chinese legend, the emperor Shen Nong discovered tea when he was boiling drinking water over an open fire.根据中国古代的一个传说根据中国古代的一个传说, 神农帝在户外的火上烧神农帝在户外的火上烧饮用水时发现了茶叶。饮用水时发现了茶叶。according to 介词短语介词短语,意为意为 “根据根据;依照依照”后后接代词接代词,名词或由疑问词及名词或由疑问词及whether引出的名词性从句。引出的名词性从句。According to the radio,
16、 it will rain tomorrow. 根据收音机说根据收音机说,明天有雨。明天有雨。e.g.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。一段时间。He was drunk and fell into the water. 他酒醉跌落水中。他酒醉跌落水中。remain 表示表示 “继续留在某处继续留在某处”。 How long will you remain
17、 here? 你要在此地停留多久你要在此地停留多久?fall into “落入落入, 陷入陷入”。e.g.e.g.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.notice “发现，注意到发现，注意到”。 decided to “决
18、定决定”。 Answer the following questions according to the article above.1. What is the article about?2. When was it invented?3. Who was it invented by?4. How was it invented?The article is about the invention of tea. It was invented over three thousand years ago.It was invented by the Chinese emperor, S
19、hen Nong.It was invented by accident. According to an ancient legend, once when According to an ancient legend, once when Shen NongShen Nong was boiling drinking water over an was boiling drinking water over an open fire, some leaves from a nearby bush fell open fire, some leaves from a nearby bush
20、fell into the water and remained there for some into the water and remained there for some time. He noticed that the leaves in the water time. He noticed that the leaves in the water produced a pleasant smell. Later he tasted the produced a pleasant smell. Later he tasted the water and found it quit
21、e delicious. Thats how water and found it quite delicious. Thats how he discovered tea.he discovered tea. 5. Who can retell the story of the invention of tea?3bWrite an article using the notes in the box.Who: college studentsWhat: metal pie plate, flying diskWhen: 1950sWhere: bakery Bridgeport, Conn
22、ecticutWhy: new toyHow: students eat pie, throw pie platesToday: clubs, magazines, festival From pie plate to flying disk The flying disk was invented by college students. _A sample versionA sample version The flying disk was invented by college students. Flying disk is a metal pie plate. In the 195
23、0s, 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. From pie plate to flying disk 4aThink of something that you
24、dont like doing. And think of an invention that can help you. Write the details in the chart.Problem: _New invention: _Use: _Price: _writing testsa pen that listens and writeslisten and write instead of you100 yuan each4bTry to sell your partners invention to the class.PAIRWORKModel A: This special
25、pen was invented by Zheng Jie. It has three colors and it is used for HOMEWORK Collect information about tea as much as you can. And then write a letter to a foreign friend about tea.1. All the students in my dormitory enjoy playing football. (同义句转换同义句转换) Football _ _ by the students in my dormitory
26、.2. When he was seventy, William decided to go to college. (同义句转换）同义句转换） At the _ of seventy , William made a _ to go to college. is enjoyed agedecision句型转换句型转换3. Kate took good care of the baby yesterday evening. (改为被动句）改为被动句）The baby _ _ _ _ _ by Kate yesterday evening.4. The suspect(嫌疑人嫌疑人) was s
27、een to leave the building in a hurry by him. (改为主动句改为主动句)He _ the suspect _ the building in a hurry.saw leavewas taken good care of5. Did you turn off the TV last night? (改为被动句改为被动句) _ the TV _ _ by you last night?6. The old woman didnt leave before the young man came back to take his bike. (同义句转换同义句转换)The old woman _ _ leave _ the young man came back for to take his bike.Was turned offdid notuntil
