documentclass{article}
usepackage{longtable,lipsum}
begin{document}
begin{longtable}{|p{.5textwidth}|p{.45textwidth}|p{2em}|}hline
lipsum[1]&&\hline
lipsum[2]&&\hline
lipsum[3]&&\hline
lipsum[2]&&\hline
lipsum[1]&&\hline
lipsum[3]&&\hline
lipsum[5]&&\hline
end{longtable}
end{document}