人教版九年级Unit 6 When was it invented -Section B 1a—1e-ppt课件-(含教案)-市级公开课-(编号：0005e).zip

Section B Period 1 (1a 1e) spread to other countries by accident It is said over an open fire fall into the water take place without doubt 流传到其它国家流传到其它国家 偶然；意外地偶然；意外地 据说据说 在户外的火上在户外的火上 掉入水中；落入水中掉入水中；落入水中 发生；出现发生；出现 毫无疑问；的确毫无疑问；的确 crispy What are they? French fries/ potato Chips How do they taste ? cookies French fries taste crispy biscuits sour lemons I think taste hawthorn fruit driedplum How do they taste ? red bayberries Ice-cream candies I think taste pickled vegetable (泡菜泡菜) salty hot peppers I think taste beverages饮料饮料 lemon A: How does the milk taste? B: It tastes sweet. 1a Tell how the food tastes _ crispysaltysour sweetsalty Write the name of a different food after each word. sweet _ crispy _ salty _ sour _ banana apple orange cake sugar French fries salad lettuce popcorn pizza salt pickle plum vinegar Fill in each blank with the correct word given. crispy sweet salty sour 1. I dont like eating chocolate. The taste is too . 2. Mom added salt but it still wasnt enough. 3. I prefer lemons to oranges. I like the taste. 4. She likes cookies. They are hard, dry and easily broken. sweet salty sour crispy They were invented by a chef called George Crum one hundred years ago. But he invented them by mistake. Do you know the history of potato chips? = a century T F T F 1c1c Listen and circle T for true or F for false. 1. Potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes were not thin enough. 4. The customer said they were not salty enough. 5. George wanted to make the customer happy. 6. The customer was happy in the end. T F T F T F T F 1853 were too thick not mentioned He was so angry ask for more The history of potato chips were invented 1853 thin crispy 1d Listen again. Complete the sentences. really salty The customer loved them so much that he asked for more. he told-. So - ordered- As a result He thought the customer would hate them.Why by accident, -sent back-, because-. But - in a bad mood, so -cut-and cooked -for- until-.And-sprinkled -on -so-. How a cook called George CrumWho in 1853When A: Did you know potato chips were invented by mistake? B: Wow, I didnt know that. Who invented them? A: George Crum did. It was invented by the chef. B: How did he invent them? A: - B: Why did he do it like that ? A: - B: Whats the result? A: - Speaking: Ladies and gentlemen, let me tell you something about the history of potato chips. They - 1. by mistake 错误地错误地 I took his backpack by mistake. 我错拿了他的书包。我错拿了他的书包。 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。 Language points mistake 1. n. 错误错误 I used to make mistakes in spelling 我过去常常犯拼写错误。我过去常常犯拼写错误。 2. v. 弄错弄错; 误解误解 You mistook my meaning entirely. 你完全误解了我的意思。你完全误解了我的意思。 mistake . for . 错错把把当成当成 Dont mistake me for an American. 不要把我误会成美国人。不要把我误会成美国人。 bymistake与与by accident 1) bymistake意为意为“错误地错误地” Itookherumbrellabymistakelastnight becausetheyarethesamestyle 昨昨晚晚我我错错拿拿了了她她的的雨雨伞伞，因因为为它它们们的的样样式式一一样样 。 2) byaccident意为意为“偶然地；意外地偶然地；意外地” Theideacametohimbyaccident 很偶然地他想到了这个主意。很偶然地他想到了这个主意。 Imsorrytotakeyourumbrella_ yesterday; herestheumbrella A. byaccident B. bytheway C. byguess D. bymistake D 【2012江苏无锡江苏无锡】完成句子完成句子 别再犯如此愚蠢的错误了，否则你只能另谋高就了。别再犯如此愚蠢的错误了，否则你只能另谋高就了。 Dont _, or you will have to find another job. make such silly mistakes any more / make such a silly mistake any more 抱歉，我错拿了你的包。抱歉，我错拿了你的包。 Sorry, I took your bag _ _ . 那个小孩在登山中意外地摔伤了腿。那个小孩在登山中意外地摔伤了腿。 That child broke his leg _ _ when he was climbing the mountain. by mistake by accident 2. intheend 最后，终于最后，终于 (相当于相当于finally 或或 at last) Intheend, theyfoundtheirteacher. 最后，他们找到了他们的老师。最后，他们找到了他们的老师。 I was saved in the end. 我最后获救了。我最后获救了。 bytheend常和常和of相连，用于指时间，意为相连，用于指时间，意为“到到底底(末末) 为止为止” They can finish the work by the end of this month. 到这个月底的时候，人们能完成这项工作。到这个月底的时候，人们能完成这项工作。 attheendof可以指时间，也可指处所，意为可以指时间，也可指处所，意为“在在 尽头，在尽头，在结束时结束时”。 At the end of the road, you can see the shop. 在这条路的尽头，你能看到那家商店。在这条路的尽头，你能看到那家商店。 Attheendoflastterm, wehadanEnglishexam. 上在学期结束时，我们举行了一次英语测试。上在学期结束时，我们举行了一次英语测试。 他在花园的尽头的那边。他在花园的尽头的那边。 He is down _ the garden. 最后，我们找到了这座房屋。最后，我们找到了这座房屋。 _ we found the house. 到战争结束时到战争结束时, 这个小铺子已经变成有这个小铺子已经变成有728 个工人的大厂了。个工人的大厂了。 _, the small work- shop had become a large factory with 728 workers. at the end of In the end By the end of the war namehamburgersPotato chips Fried chicken colaIce cream Lily saltycrispysweetsweet Report like this: My friend wants to order because it is / they are I want to invent a kind of food. It is as _ as sugar. It is as _ as potato chips. It is a little _ like lemons. But I wont _ too much salt on it. I dont want it to be too _. I think one day I will invent it by _. sweet crispy sour sprinkle salty mistake KFC food is junk food, because its unhealthy. Try to eat less this kind of food, or you will get fatter. 2. 薯片是一个名叫乔治薯片是一个名叫乔治克拉姆的厨师发明的克拉姆的厨师发明的 。 Potato chips _ _ _ a cook _ George Crum. 3. 而且他在它们上面放了很多盐。而且他在它们上面放了很多盐。 And he _ lots of salt _ them. 完成句子。完成句子。 1. 薯片是由于失误而被发明的。薯片是由于失误而被发明的。 Potato chips _ _ _ _ . . were inventedby mistake wereinventedby called put on 4. 根据句意填入合适单词。根据句意填入合适单词。 Candy is _, salt is _, vinegar is _, and potato chips are _. 5. 翻译下面的句子。翻译下面的句子。 那个厨师错把糖放进了汤里。那个厨师错把糖放进了汤里。 The cook put sugar into the soup by mistake. sweet salty sourcrispy 单项选择单项选择 1. -Sorry, I took your umbrella _ mistake. -It doesnt matter. A. with B. by C. at D. in 2. I know that potato chips _ by George Crum. A. invented B. was invented C. are invented D. were invented B D 3. Mom added salt to the soup, but it still wasnt _ . A. enough sweet B. sweet enough C. salty enough D. enough salty 4. The kind of soup should be boiled _ a long time. A. for B. in C. with D. at C A 5. Hold on to your dreams, and they may come true _ . A. at the end B. by the end C. in the end D. on the end C 1.Act out 1e conversation. 2.Prepare new words in the passage of 2a Unit6 When was it invented? Section B (1a-1e) 一、教学目标：教学目标： 1. 语言知识目标：语言知识目标： 1) 能掌握以下单词：crispy, salty, sour, by mistake, customer. 2) 能掌握以下句型： Potato chips were invented by mistake. 2. 情感态度价值观目标：情感态度价值观目标： 了解世界上一些对人类有着重大意义的发明的相关信息，开阔学生的眼界， 养成勤于思考，善于发现的好习惯，培养学生的创造精神。 二、教学重难点教学重难点 1. 教学重点教学重点 1) 掌握本课时出现的生词及用法。 2) 进行听力训练，提高综合听说能力。 2. 教学难点教学难点 听力训练 三、教学过程三、教学过程 . Warming up 1. Let Ss watch an interesting picture. 2. Ask some questions about them. 1. What did they eat? S1: Ice cream. 2. What did the big dog think of the ice-cream? S2: Sweet, cool, and delicious! Well lets look at some other delicious food, please. . Talking Work on 1a 1. Tell Ss that the words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word. 2. Ss work with their partners and try to write some proper words under the pictures. 3. Let some Ss read their answers. Try to remember the new words. Work on 1b 1. Let some Ss read the adjective words in the box. Make sure they all know the meaning of each word. 2. Ss discuss with their partners. Try to write the name of a different food after each word. Learn the new words together: . Listening Work on 1c 1. Tell Ss the conversation is about how the potato chips were invented. The story is very interesting. 2. First, let one Ss read the sentences in 1c. Make sure they know the meaning of each sentence. 1. Potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes were not thin enough. 4. The customer said they were not salty enough. 5. George wanted to make the customer happy. 6. The custom was happy in the end. 3. Play the recording for the Ss. Listen for the first time. Play the recording again and judge T or F. Keys: T, F, T, F, F, T 4. Listen and answer the questions. 1. Who invented potato chips? 2. When were they invented? 3. What did the custom order at the restaurant? 4. What did the custom think of the potato chips George cooked at first? 5. How did George cook the potatoes then? Work on 1d 1. Let Ss read the article in 1d first. Tell Ss to listen again and fill in the blanks with the right words. 2. Play the recording again for the Ss to listen and write the words. The History of Potato Chips Do you know how potato chips were invented? Potato chips _ by a cook called George Crum. They were invented in _. George Crum cut the potatoes really, really _ and then cooked them for a long time until they were _. Finally he put lots of salt on them so they were _. Keys: were invented, 1853, thin, crispy, really salty . Practice 1：Mum put lots of salt on the fish . It was really (salt, salty). 2：It is said that potato chips were invented (in, by). 3：He wanted (drank, to drink) that cup of tea. 4：The customer thought the ( potatoes,potatos) were not (salty enough,enough salty). 5：The trip to my hometown made me (happily,happy). V. Pair work 1. Work in pairs. Make a conversation about the invention of potato chips. Use the information in 1c and 1d. 2. Ask some pairs to act out their conversation in front of the class. Homework 1.Act out 1e conversation. 2.Prepare new words in the passage of 2a Blackboard Design Unit6 When was it invented ? New words: Language points: 1) Phrases: 2) 3) 课后反思：课后反思：