NB: The following list is by no means exhaustive; rather, it features some commonly used, simple adverbs. More simple adverbs are covered under adverbs of time, quantity, place, manner, and judgment, which are overlapping categories with this one.
bene
Penso che Daria abbia imparato bene la lezione. I think Daria learned the lesson well.
Il ristorante si trova in un posto ben situato. The restaurant is located in a well-situated place.