感谢信一
Dear ______ ，
①I am writing to extend my sincere gratitude for ______(感谢的原因)。②If it had not been for your assistance in _ (对方给予的具体帮助)，I fear that I would have been ______(没有对方帮助时的后果)。③Every one agrees that it was you who ______(给出细节)。
④Again，I would like to express my warm thanks to you! Please accept my gratitude.
Yours sincerely，
Li Ming
感谢信二
Dear ______ ，
①I am writing to extend my sincere gratitude for ______(感谢的原因)。②If it had not been for your assistance in _ (对方给予的具体帮助)，I fear that I would have been ______(没有对方帮助时的后果)。③Every one agrees that it was you who ______(给出细节)。
④Again，I would like to express my warm thanks to you! Please accept my gratitude.
Yours sincerely，
Li Ming
.感谢信 三
Dear ______ ，
①I am writing to extend my sincere gratitude for ______(感谢的原因)。②If it had not been for your assistance in _ (对方给予的具体帮助)，I fear that I would have been ______(没有对方帮助时的.后果)。③Every one agrees that it was you who ______(给出细节)。
④Again，I would like to express my warm thanks to you! Please accept my gratitude.
Yours sincerely，
Li Ming
感谢信四
Dear ______ ，
①I am writing to extend my sincere gratitude for ______(感谢的原因)。②If it had not been for your assistance in _ (对方给予的具体帮助)，I fear that I would have been ______(没有对方帮助时的后果)。③Every one agrees that it was you who ______(给出细节)。
④Again，I would like to express my warm thanks to you! Please accept my gratitude.
Yours sincerely，
Li Ming