His unheard-of idea saved the company.

His unprecedented actions surprised everyone.

He is always the type of person who says this when that is said.

This sculpture is made of alabaster.

His halo was so bright that I had to close my eyes.

He is studying computer science at a specialized school.

I don't have enough money in my bank account.

The daybreak began to illuminate the top of the mountain.

This room is filled with the scent of incense.

This antigen triggers a specific immune response.