He behaved in an unfriendly manner.

He is often thought to be an unfriendly person.

This company has decided not to pay dividends again this year.

He is infected with the coronavirus, but he is asymptomatic.

The Simple Network Management Protocol is for making the management of network devices easier.

He and I are related by blood.

This old radio uses a cold-cathode tube.

He was surprised to hear the sound of the cannon.

He is good at playing the electric guitar.

He has a very selfish personality.