Fill in the gaps with the right forms of verbs in the brackets. The Language Movement of 1952 (a) — (mark) a turning point in the history of Bangladesh. Our brave martyrs (b) — (sacrifice) their lives to establish the right to speak in mother tongue. Every year, the nation (c) — (observe) 21st February as International Mother Language Day. People (d) — (pay) respect to the language martyrs. The Shaheed Minar (e) — (decorate) with flowers.