感谢信
Dear xxx,
I, the undersigned, am … I am writing this letter today to you to appreciate your assistance.
In this letter I would like to convey my heartfelt thanks to you for your kindness and hospitality. Your generous help and tender care made me feel warmly welcomed and transformed my experience into a beautiful memory. I do hope that SVO, so that I could have the opportunity to repay your friendship. I assure you that you would enjoy doing sth.
Words fail me when I wish to express my sincere gratitude to you. So I feel obliged to thank you once more.
Sincerely yours,
Li Ming