在英文书信中，开头和结尾的句子往往承载着建立联系、表达礼貌以及总结信件主旨的重要作用。以下是一些万能开头和结尾的句子，适用于多种场合，如商务信函、朋友间的通信或是申请信等。
开头万能句子
正式场合：
- I am writing to you in regard to...
- I hope this letter finds you in good health and high spirits.
- I am delighted to inform you that...
友好通信：
- It was so great to hear from you recently!
- Long time no see/hear! I thought it was about time I dropped you a line.
- Hi [Name], just wanted to share some exciting news with you.
询问/请求帮助：
- I am reaching out to seek your advice/assistance regarding...
- Could you kindly spare a few moments to provide me with some information on...?
- I would greatly appreciate it if you could help me with...
表达感谢：
- I am writing to express my sincere gratitude for...
- Thank you so much for your generous support/kindness/help.
- Your assistance in this matter has been invaluable, and I wanted to let you know how much I appreciate it.
结尾万能句子
正式场合：
- I look forward to your prompt response.
- Should you have any further questions, please do not hesitate to contact me.
- Thank you for your attention to this matter.
友好通信：
- Do let me know how you're getting on when you have a moment.
- Can't wait to hear back from you and catch up soon!
- Take care and keep in touch.
表达期待/希望：
- I sincerely hope we can collaborate/meet/continue our conversation soon.
- I am hopeful that this initiative will bring positive results.
- I am eagerly anticipating your feedback/reply.
再次表达感谢：
- Once again, thank you for your time and consideration.
- Your help has made a big difference, and I can't thank you enough.
- Many thanks for everything you've done. It means a lot to me.
根据具体的情境和收信人的关系，选择合适的开头和结尾句子，可以让你的信件更加贴心和专业。
