id = 4720, parent = 4719, thread = 4604, catid = 5, locked = 0, moved = 0,
userid = viettug, ip = 125.234.191.7, time = 2008/06/13 (1213346897) ,
subject = Re:Hoi ve moi truong enumerate, hits = 0, karma = 0+0-,

\documentclass{article}
\usepackage{enumerate}
\usepackage[utf8]{vietnam}

\begin{document}
\begin{enumerate}[Câu 1]
\item 1 
\item 2
\end{enumerate}
\end{document}