Dear ______ ,
①I am writing to formally request to ______(请求的内容).
②The reason for ______is that ______(给出原因). ③I ______ , so I ______(给出细节).
④I would also like to request ______(提出进一步的要求). ⑤I am sorry for any inconvenience I have caused.
⑥Thank you for your attention to these requests. ⑦If you have any questions, do not hesitate to contact me at ______(电话号码). ⑧I look forward to a favorable reply.