请问I don't believe what you did.能不能改写成I don't believe you did

请问I don't believe that you did it 能不能改写成I don't believe you I don't believe you did had done it.能不能写成I don't believe you I don't believe you did.在这里did是助动词（表强调）还是动词? did在这里表强调行不行?I don't believe you did have done it. 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 I don't believe I don\'t believe Can I believe you That I don't see you I don not konw what did you say? especially t