He is working on digging a tunnel.

He is fond of music.

I will go to school.

Our company is thinking of a new strategy to increase circulating capital.

On days when the solar radiation is strong, don't forget to apply sunscreen.

He is a renowned political scientist who has written many important papers.

He is painting a picture using a brush.

Do you know whether he is coming or not?

What's up, you look pale.

Adding green peas to the salad makes it colorful.