祝贺信是指在日常学习和生活中，因对方取得某项荣誉或者胜利，向对方表达祝贺的信件。
篇章架构
靓句必背
【篇首句】
①I am writing to tell you the thrilling news that you have won the first prize in the National High School Speech Contest.我写信是要告诉你一个激动人心的消息，你获得了全国高中演讲比赛一等奖。
②I am writing to offer my sincere congratulations to you on your winning the first prize in the Chinese Chess Network Challenge Competition.
我写信是为了向你在中国象棋网络挑战赛中获得第一名表示衷心的祝贺。
③I have learned with delight that you won the first prize in the English Speech Contest and I'm writing to express my deepest congratulations to you.
我很高兴得知你在英语演讲比赛中获得第一名，我写信是向你传达最诚挚的祝贺。
