我写信给你只想说谢谢你，非常感谢我在旧金山期间你对我的热情招待，我唯一的愿望是在将来天气暖和的时候能够故地重游。同时请转达我对你那些热情的同事们的谢意。
我非常感谢你邀请我周六晚上到你家做客。在这种随意的气氛中度过愉快的时光对我来说是非常开心的。同时也感谢你夫人做的美食。
我期待着不久的将来在太平洋这一岸能见到你。在此向你发出邀请，无论什么时候到这里来，请务必到我家做客。
你真诚的某某
Dear Peter,
I am writing this letter to thank you for your warm accommodation and company during my visit at S.F. I wish to visit there again when it is getting warmer. Please also help send my gratitude for your warm-hearted colleagues.
I am so thankful that you invited me for dinner at your home Saturday night. I had such a great time in the casual atmosphere. Thanks your wife for making such delicious food.
I wish to meet you again on this side of the Pacific Ocean. Please accept my invitation. Whenever you are here, please do come by my house for a visit.
Sincerely Yours,
AAA
Dear Peter,
I am writing this letter to say thank you! I really appreciate your hosting when I was in LA. The only wish I have is to visit you some day in the future with warmer weather. Please also extend my gratitude to your gorgeous colleges.
Thank you for inviting me to have dinner with your family. I had a great time and I really enjoyed the relaxation at your home. Also thanks to your wife for the beautiful food she has made.
I look forward to seeing you here, on the other side of the Atlantic. I hereby invite you, whenever you come here, to visit my home!
Yours sincerely
XXX
Dear Peter,
I am writing this letter to say thank you! I really appreciate your hospitality when I was in LA. I only wish to be able to visit again during warmer weather. Please also extend my gratitude to your generous colleagues.
Thank you for inviting me to your house Saturday night. I had a great time and really enjoyed the casual atmosphere. Also thanks to your wife for a wonderful meal.
I look forward to seeing you visit this side of the Atlantic in the near future. Please accept my formal invitation herein, to visit my home at your convenience!
Yours sincerely
XXX