题目会自动带入，无需复制
Dear Wilson, I am writing to thank you for a magnificent time at your house. I was literally enchanted by your company as it took me back to the old days.
Dear Kumar, It's been an incredible experience to have met you in Goa after a long hiatus, probably after half a decade. The week we spent together seems to have vanished in no time.
Dear Jonathon, I'm writing to profoundly thank you for a really delightful trip to your place. It was great to see you after a long and to be able to spend some quality time with you and your wife Emily.
Dear Karan, It was indeed a great pleasure to visit you. I felt quite excited to meet you after several years and I will never forget the moments we have spent together after a long; it was just like the old days!