\textbf{47--} \textbf{Identify the descriptive sentence (الوصف جملة):}
\begin{itemize}
\item[(1)] Muslims have preserved this scientific activity for a long time! \quad (2) This reader distinguishes himself from other colleagues by his beautiful voice!
\item[(3)] Everyone in the society who does work that benefits people \quad (4) and we arrived late and found no suitable place to sit!
\end{itemize}