... at ( 04) 7. 222999 Yours faithfully Do An Duc Address of senderAddress of receiverDateSalutationReason for Writing Solution for problemClosingSignatureComplaint II – While - Writing 6 ... - Writing Presentation and correction IV – HomeworkChoose a product introduced in the Game and write a complaint letter about it . Unit 4 : Special education•Lesson D: Writing ... –English for Today Centre731 Van Xuan Street Hanoi-Vieetnam 22nd February, 2006Dear Sir, I am writing to complain about the poor quality of the service at your centre. Everything seems to be...