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\documentclass{article}
\usepackage[nostamp]{moodle}
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\begin{document}

\section*{Introduction}

This document is intended to check the support of short answers questions 
embedded in cloze questions.

\begin{quiz}{Close Short Answer}

\begin{cloze}{Cloze}
\begin{shortanswer}[usecase]
Who?
\item chip
\item[feedback={yes},fraction=10] chop
\item[feedback={no.},fraction=-30] chap
\end{shortanswer}
\begin{shortanswer}
what?
\item chip
\item[feedback={yes},fraction=10] chop
\item[feedback={no.},fraction=-30] chap
\end{shortanswer}
\end{cloze}

\end{quiz}

\end{document}