\documentclass[]{article}
%%%% These packages make this work. Don't mess with these
\usepackage{times}
\usepackage{ulem}
\usepackage[nocenter]{qtree}
\usepackage{tree-dvips}
\usepackage{gb4e}
%Title/header info
\title{Template for Tree-Drawing}
\author{LGCS 105: Syntax}
\begin{document}
\maketitle
\section{Draw Trees in here}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%% Syntax Students!! Draw trees here %%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\Tree [.VP \qroof{this}.DP [.V$'$ is \qroof{a tree}.DP ] ]
\end{document}
