Add questions section

VL1.tex

@@ -561,6 +561,14 @@ data AlgDataType = Constr1 Type11 Type12
                  | Constr4
 \end{lstlisting}
 \end{frame}
+
+\begin{frame}
+\frametitle{Questions?}
+\begin{itemize}
+\item How do functions with multiple parameters look like?
+\item ...
+\end{itemize}
+\end{frame}
 \begin{frame}
 \frametitle{Toolchain}
 You need: