List Environments #

enumerate environment with counter
itemize environment without counter
description environment with a mandatory optional parameter as a keyword

\documentclass{article}
\usepackage{ctex}
\begin{document}
\begin{enumerate}
\item one
\item two
\end{enumerate}
\begin{itemize}
\item three
\item four
\end{itemize}
\begin{description}
\item[five] five is 5
\item[six] six is 6
\end{description}
\end{document}