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课题 Unit6 When was it invented Section B（1a-1e） 课型 阅读课 课时 4
课 标 要 求 1.能熟练掌握表达口味的单词。 2.能就简单的话题提供信息，表达简单的观点和意见，参与讨论。 3.能与他人沟通信息，合作完成任务。 4.能用目标语言描述产品的生产信息。
学 习 目 标 1.通过观察图片、视频，熟练掌握表达口味的形容词，为后面的听力训练做铺垫。 2.通过听力判断和听力填空，能够使用when,who,how表达薯条的制作过程。 3.通过小组合作探究加强团结协作，共同进步的意识。
评 价 任 务 自由对话，回答问题，完成任务一； 听力填空、判断，完成任务二； 3.小组合作探究，完成任务三。
学 习 过 程
环节 学习流程及内容 二次备课
Task 1 Review Greeting. Show some pictures about food. Let students choose their favorite food. Show the pictures of lemons, yogurt, dried persimmon,bread,ice-cream,coffee, bitter melon lotus seed,spicy gluten and so on. Ask Ss to describe how they taste. Task 2 Pre-listening Work on 1a.The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word. Work on 1b.Write the name of a different food after each word. Watch a video.Before listening, let’s enjoy the video. Task 3 While- listening Look at the picture and read the sentences in 1c.Ask Ss to think about: What are the two boys talking about Where does this story take place Ask Ss to listen,pay attention to the key words(Who,When) during the listening and judge T or F. 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. Listen to the conversations again and complete the sentences.Have Ss read the sentences in 1d,make sure them understand the meaning. 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 Task 4 Post-reading 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. A: Do you like potato chips A: Who invented them A: When were they invented A: How were they invented A: How did that happen Task 5: Summary Ask Ss to work together and summarize what they have learned in this class.
作业布置： Homework: Level B： Master the new words and expressions learned in this lesson. Level A: Make a brief introduction about an food in your hometown that you know!(50-100words)。 难度：中 时长：20分钟
板书设计： Unit 6　When was it invented Section B (1a-1e) Who invented them When were they invented How were they invented How did that happen
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