Question: Read the letter carefully, and point out the letterhead, sender, Date, receiver, Inside Address, Salutation, Complimentary Close, and Signature in the letter. A Letter Declining an Invitation.docx 提示:请按照以下格式书写答案。 (1) Letterhead (2) Sender (3) Date (4) Receiver (5) Inside Address (6) Salutation (7) Complimentary Close (8) Signature