为一篇英文文章添加适当的标点和大小写字母以使其成为完整的句子。输出您更正后的文章。
"can you help me with this article it needs some editing and punctuation i have completed the draft but it looks messy and unprofessional."
"Can you help me with this article? It needs some editing and punctuation. I have completed the draft, but it looks messy and unprofessional."