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　　unit 3    Task    Writing a formal letter

　　Teaching aims

　　1. Learn how to change or correct a text

　　2. Learn how to conduct a discussion

　　3. Learn how to write a formal letter

　　Procedures

　　skills building 1 changing or correcting a text

　　1.Through a game called “Chinese whisper”, let Ss learn when we are asked to pass information, we need to

　　1 correct grammatical errors and spelling mistakes

　　2 make changes to the information in the text

　　3 change the style or the tone

　　2. listen with the guide above

　　step 1 confirming information

　　1. Discuss about what GM food is before listening

　　2. Listen to the tape and make notes while listening

　　skills building 2 conducting a discussion

　　1. Learn how to ask for people’s opinions and introduce new ideas to the discussion

　　e.g. What do you think? / Don’t you think so? /Do you agree? / Is that your opinion too?

　　e.g. Another argument is that… / Don’t forget… / On the other hand, … /We can also… / But what about…?

　　step 2 reporting back to a science journal

　　1. Ask students to talk about GM food briefly with the note they made in step 1.

　　2. Discuss the information among group members

　　3.Prepare an interview between a scientist and a student, using the information you’ve collected.

　　skills building 3 writing a formal letter

　　1. Learn the basic elements of a formal letter

　　e.g.  your address / the date / receiver’s name, job title and address / formal greeting / formal ending / your name and signature

　　2. Learn some useful phrases to start and end a formal letter, then finish the task.

　　Start: With reference to… / Thank you for… /In reply to… / I am writing to inform you …

　　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 information…

　　step 3 writing a letter about GM food

　　Read the first letter and ask students to list the main points about GM food.

　　Read the second letter and ask students to list the main points about GM food.

　　Combine the points together what we’ve learned from Step 1 & 2, then finish Part B on page 57. You can discuss with your group members.

　　Homework

　　Part B on page 57