I have been to Salt Lake City.

A cooling device utilizing the principle of radiative cooling has been developed.

His behavior is a typical example of narcissism.

He is studying hard every day.

Last night, I was scared because of the thunder.

She is conducting research on the world's oldest profession.

I have been to Reykjavík.

Women are smitten with his cool voice.

He participated in many intercultural activities to overcome his xenophobia.

His business is growing with unstoppable force and vigor.