Put elements 1-7 in the correct places (A-G) in the letter (Đặt các phần tử 1-7 vào đúng vị trí (A-G) trong chữ cái) 1. the email address the email is going to 2. the writer's name 3. the writer's address 4. the date 5. the writer's signature 6. the person the letter is going to 7. the subject line