1、【 ;百万教育资源文库 】 Unit 6 When was it invented （ 5） Section B 1a-1e 【 学习目标 】 掌握本课单词、短语、句型 继续学习使用一般过去时态的被动语态进行听力训练 【新单词】 crispy /krispi/ adj. 脆的；酥脆的 sour /sau?(r)/ adj. 酸的；有酸味的 salty /s?:ti/ adj. 咸的 by mistake 错误地；无意中 customer /k?st?m? (r)/ n. 顾客；客户 soybean s?bi?n n.大豆 soy milk n. 豆浆 gypsum d?ips?m n.石膏 i
2、mmortal im ?t(?)l adj.永生的 alchemy lkimi n. 炼金术；魔力 addicted ?d iktidadj.沉迷于 【文化要点】 George /d?:(r)d?/ Crum /kr?m/ 乔治 ? 克拉姆 【教学过程】 Step1:Lead-in Step2: Learning Procedures Level 1： New words Level 2: Listen and answer the questions. 1. When was the potato chips invented? _ 2 Who invented the potato chi
3、ps ? _ Level 3: Activity 1c. Listen and circle T or F. Level 4: Activity 1d. Listen again and then complete the sentences. Level 5:Role-play Voiceover(旁白 )： Potato chips were invented by mistake. It s said that they were invented by a cook called George Crum. One day, a customer came into the restau
4、rant where George worked. Waiter: May I take you order now, sir? Customer: Yes, Id like a plate of fried potatoes. Customer: Waiter/Waitress, the potatoes were cut too thick. Id like to change another dish. Waiter: I am really sorry for that. I will change it for you. Voiceover(旁白 ):The cook was ver
5、y angry. Cook: What? Too thick? Now I will cut it really really thin. And cook it for a long time. Then put more and more salt on them. 【 ;百万教育资源文库 】 Customer: Yummy, It is crispy and salty. Voiceover(旁白 )： Then potato chips have been loved by everyone since then. Level 6: exercises 1.Potatoe chips
6、_ _by George Grum in1893.（ invent） 2. A plate of fried potatoes _ _by a customer.(order) 3. Potatoes _ _too thick.(cut) 4. Potatoes were cut really thin. 5. Potatoes _ _for a long time until they were crispy.(cook) 6. Crispy and salty potato chips _ _by everyone.（ love） Level 7: Retell the story Lev
7、el 8: Listen and fill the blanks 1._, Liu An, the king of Huainan was addicted to alchemy(炼金术 ) 2.He was making an immortal pill in_. 3.He _add some gypsum in it. 4.Many people believe thats how tofu_ _. 5.The invention of tofu however _changes the fate(命运 ) of soybeans. Step3: Homework: Huainan Toufu ? 2000 多年前刘安发明豆腐； ? 沉迷炼金术， ( was addicted to alchemy) ? 制长生 (immortal)不老药； ? 意外加入石膏 (gypsum)； ? 把豆浆做成豆腐； ? 美味的豆腐被大家所喜爱。 _ _ _ _ Step4:Summary: Of Studies 论读书 Francis Bacon 弗朗西斯 培根 Histories make men wise. 读史使人明智 【 163 文库：各类优质课，公开课课件 ppt;教案，教学设计，各类试题复习资料，工作文档等上百万资源。】 【 ;百万教育资源文库 】 【平台地址： 】
