How come you're so intresting in the enviroment?

这个句子中的come什么意思？整句话怎么理解？

how can you make it come true? How come you're so intresting in the enviroment? how do you usually come to school?_______ how you know how you feel everyday ~~~~~~bay bay ~~my dream come ture How come you look so tired? 里的come是怎么回事？对吗这句话？ How Come How Long 是什么意思 ？？ D12:How Come歌词 how come ?什么意思 How come you're so interested in the environment ,Jack? 如何理解how come you 're so interested in the environment?