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1、Unit 6 Section B-1 Class TypeListening and speakingObjectives1. To understand and describe how food can taste.2. To learn the history of potato chips by listening carefully. 3. To practice talking about the invention of potato chips.Key structure1. The customer was happy in the end.2. Do you know ho
2、w potato chips were invented?3. Did you know potato chips were invented by mistake? Wow, I didnt know that. Who invented them?DifficultiesHow to understand and talking about the invention of potato chips.VocabularyFridge, low, somebody, translate, lock, earthquake, sudden, bell, biscuit, cookie, mus
3、ical, instrument, sour, customer be brought to, all of a sudden, more than, by mistakePeriods1ProcedureLead-inRevision. Ask Ss to translate some key phrases into Chinese.Step 1Discussion. Show Ss some pictures about the delicious food and let Ss list some food with the same tasty.Step 2Free Talk. As
4、k Ss the questions: 1. Do you like eating potato chips?2. Which kind of taste do you like?3. Do you know how they were invented?Step 3Activity 1c.Listen and circle T or F.Step 4Listen again and answer some questions.Step 5Activity 1d.Listen again and then complete the sentences.Step 6Pair works.Let
5、Ss make conversations about the invention of potato chips.E.g.:A: Did you know potato chips were invented by mistake?B: Wow, I didnt know that. Who invented them?A: . Step 7Brainstorm.Introduce to Ss how some food was invented, like sandwich, post-it notes, and corn flakes.Step 8Free talk.Ask Ss to talk about other food they know and how were they invented?Step 9Language points: explain the key words and phrases in section B-1.Step 10Examples and exercises about the language points.