\documentclass[a4paper]{article}
\usepackage{automultiplechoice}
\begin{document}

\def\follow{\emph{Use the following two pages...}}

\onecopy{5}{

\begin{question}{open1}
Define \emph{inflation}.
\AMCOpen{lines=5}{\wrongchoice[W]{w}\scoring{0}\wrongchoice[P]{p}\scoring{1}\correctchoice[C]{c}\scoring{2}}
\end{question}

\begin{question}{open2}
Relate your last holidays.
\AMCOpen{contentcommand=follow}{\wrongchoice[W]{w}\scoring{0}\wrongchoice[P]{p}\scoring{1}\correctchoice[C]{c}\scoring{2}}
\end{question}
\clearpage ~ \clearpage

\begin{question}{open3}
Define \emph{emphasis}.
\AMCOpen{lines=2}{\wrongchoice[W]{w}\scoring{0}\wrongchoice[P]{p}\scoring{1}\correctchoice[C]{c}\scoring{2}}
\end{question}

}

\end{document}
