英语翻译
Dear Mary,I have a problem ,and i need your help .I always thought I was popular at school .But I just found out that my friends were planning a birthday party for my best friend ,and they did not invite me.Everyone eles in my class was invited ecept me,and I do not kown why.I can not think what I did wrong .I am very upset and do not know what to do .What do you think Can you help me yours,Lonely