Complete the following text with suitable verbs in the box with their right forms. $\begin{array}{|l|l|l|l|l|} \hline \textbf{contribute} & \textbf{are} & \textbf{flee} & \textbf{take} & \textbf{get} \\ \hline \end{array}$ Today we (a) — a free nation. We had to take great pains to gain freedom. Our war of liberation (b) — place in 1971. People of all walks of life came forward and (c) — involved in the war directly or indirectly. Many a man was killed in the battlefield. They (d) — from the battlefield. Rather all of them (e) — to achieving independence.