The environmental issues are becoming more serious.

Environmental issues are becoming more serious day by day.

His actions were the epitome of cruelty.

Moderate exercise and a balanced diet are important for maintaining the health of the respiratory system.

Every day, he goes to the gym at the regular time.

He is devising a strategy against the enemy nation.

She emphasized the importance of self-determination.

My dream is to enter a national university.

He was deeply involved in the politics of the republic.

He is studying the history of the republic.