请写一篇文章介绍你的一位朋友这几年来的变化，包括外型，性格，喜好，害怕的东西，生活方式这几个方面的变化。文章开头已给出，写一篇80字左右的作文。

    I have a good friend named Mary. She has changed a lot in the past few years. She used to