[1)] Imperfect verb -- for the absent (third person) -- its original letters are three, and its verbal noun (masdar) is « اشتغال » / verb and its subject « الإنسان »
[2)] Imperfect verb for the absent -- it has three original letters and two additional letters ( = augmented trilateral) / verb and its subject and the subject is omitted
[3)] Imperfect verb -- its root (maddah) or its original letters are «ش، غ، ل», and its masdar is on the pattern of « انفعال » / verb and its subject « الإنسان »
[4)] Imperfect verb -- its original letters are three, and it has three additional letters / verb and its subject « الإنسان » and a verbal sentence
\textbf{40 -- « يَشْتَغِل »:}
\begin{enumerate}
\item[1)] Imperfect verb -- for the absent (third person) -- its original letters are three, and its verbal noun (masdar) is « اشتغال » / verb and its subject « الإنسان »
\item[2)] Imperfect verb for the absent -- it has three original letters and two additional letters ( = augmented trilateral) / verb and its subject and the subject is omitted
\item[3)] Imperfect verb -- its root (maddah) or its original letters are «ش، غ، ل», and its masdar is on the pattern of « انفعال » / verb and its subject « الإنسان »
\item[4)] Imperfect verb -- its original letters are three, and it has three additional letters / verb and its subject « الإنسان » and a verbal sentence
\end{enumerate}
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