After the long illness, she worked hard to recover her strength.

He is making a good recovery after the surgery.

This box is made of a material containing recycled plastic.

We must think about recycling energy.

Regular exercise can help reduce the risk of heart disease.

The reduction in pollution levels has improved the air quality in the city.

The divers explored the coral reef.

The referee blew the whistle to start the game.

The reflection of the sunlight on the water was breathtaking.

I need some refreshment after a long day at work.