The lightning illuminated the night sky brightly.

The stars were twinkling in the night sky.

His room is very bright.

Her room is very bright.

The moonlight is illuminating the road.

The moon quietly illuminates the sea.

He checked his answers against the correct ones.

In view of the facts, his actions are understandable.

He is the type of person who thinks it's a moonlit night if it's bright, so he only has a one-sided perspective.