Tabular Environment

Notice the use of the \bigskip command to to get more space between the sections.

\documentstyle[12pt]{article}

\begin{document}

Here is the table all left justified.

\bigskip

\begin{tabular}{lll}
This & Here & And the \\
is & is second & third is \\
first & column & here \\
\end{tabular}

\bigskip

Here is the table centered.

\bigskip

\begin{tabular}{ccc}
This & Here & And the \\
is & is second & third is \\
first & column & here \\
\end{tabular}

\bigskip

Here is the table with the first column right justified, 
the second column centered, and the third column left justified.

\bigskip

\begin{tabular}{rcl}
This & Here & And the \\
is & is second & third is \\
first & column & here \\
\end{tabular}


\end{document}