①Many thanks for your kind and warm help。
②I am greatly indebted to you for your help。
③ Thank you for your generous hospitality。
④ It was really exciting to get your New Year＇s card!
⑤ I＇m sincerely grateful for all your help in finding me a place。
⑥Your note of congratulations is deeply appreciated。
⑦Thank you for doing so much to make my trip interesting。
⑧Thank you for your kindness to have done me a favour。