假设你是中学生李华，曾有一个幸福的家庭，但父亲的变化使你非常担心。请你根据以下四幅图画，给你父亲写一封信，说说你的心里话，并给他提一些建议。

     注意：（1）信的开头和结尾已写好，不计入总词数。
                （2）词数：80左右。
Dear dad,
     I want to have a talk with you. _________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
      Best wishes.
                                                                                                                                Yours,
                                                                                                                                 Li Hua