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2019-2020年高中英语必修5Unit3Scienceversusnature-TaskWritingaformalletterTeaching aims1. Learn how to change or correct a text2. Learn how to conduct a discussion3. Learn how to write a formal letterProceduresskills building 1 changing or correcting a text1.Through a game called “Chinese whisper”, let Ss learn when we are asked to pass information, we need to v 1 correct grammatical errors and spelling mistakesv 2 make changes to the information in the textv 3 change the style or the tone2. listen with the guide abovestep 1 confirming information1. Discuss about what GM food is before listening2. Listen to the tape and make notes while listeningskills building 2 conducting a discussion1. Learn how to ask for peoples opinions and introduce new ideas to the discussionv e.g. What do you think? / Dont you think so? /Do you agree? / Is that your opinion too?v e.g. Another argument is that / Dont forget / On the other hand, /We can also / But what about?step 2 reporting back to a science journal1. Ask students to talk about GM food briefly with the note they made in step 1.2. Discuss the information among group members3.Prepare an interview between a scientist and a student, using the information youve collected.skills building 3 writing a formal letter1. Learn the basic elements of a formal letterv e.g. your address / the date / receivers name, job title and address / formal greeting / formal ending / your name and signature2. Learn some useful phrases to start and end a formal letter, then finish the task.v Start: With reference to / Thank you for /In reply to / I am writing to inform you v End: I would be grateful if you could / I hope you would / I look forward to hearing from you soon. / If you require any further informationstep 3 writing a letter about GM foodv Read the first letter and ask students to list the main points about GM food.v Read the second letter and ask students to list the main points about GM food.v bine the points together what weve learned from Step 1 & 2, then finish Part B on page 57. You can discuss with your group members.HomeworkPart B on page 57
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