I go to donate blood every month.

My blood pressure is always normal.

There was a blood spot on his shirt.

The blood egg that came out of this chicken is a very rare phenomenon.

His musical talent could be described as 'blood cannot be denied'.

He likes to take a walk in the park at dusk.

The birds were flying high in the sky.

The birds are flying high in the sky, enjoying their freedom.

The altitude of this airplane is 10,000 meters.

I am troubled by the recent high prices of commodities.