Dear ______ ,
①I am writing to extend my sincere gratitude for ______（感謝的原因）. ②If it had not been for your assistance in ______（對方給予的具體幫助）, I fear that I would have been ______（沒有對方幫助時的后果）.
③Every one agrees that it was you who ______（給出細節(jié)）.
④Again, I would like to express my warm thanks to you! Please accept my gratitude.
Yours sincerely,
Li Ming
①I am writing to extend my sincere gratitude for ______（感謝的原因）. ②If it had not been for your assistance in ______（對方給予的具體幫助）, I fear that I would have been ______（沒有對方幫助時的后果）.
③Every one agrees that it was you who ______（給出細節(jié)）.
④Again, I would like to express my warm thanks to you! Please accept my gratitude.
Yours sincerely,
Li Ming