为什么是I don't believe you,而不是I am not believe you

为什么不是I don't believe 而是 I believe not? I believe you ,but I don't believe in I believe you but I don't believe in "Why don't believe I love you I don't believe you 歌曲心语 don't you believe me?_,i'll believe _you say so.为什么填yes ,wha I don't believe you did had done it.能不能写成I don't believe you i ___ not tell you about it because i don't believe in you Can I believe you That I don't see you I don't know whether you will believe or not if i say i love I do not believe you I don't believe it./ I believe not.