I am doing volunteer work to contribute to the community.

My mobile phone has broken.

He made delicious food using sorghum.

He resisted his parents' orders.

He went to the hospital complaining of testicular pain.

He is devising a plan for a new business.

He is conceiving a new business plan.

He modified the plan.

The climax of this movie is the scene where the protagonist defeats the enemy.

The new strain of influenza is becoming epidemic across the country.