To indicate the frequency in which a certain action takes place you can use in English indefinite or definite adverbs or expressions of time.

Indefinite adverbs of frequency Translation Examples
Always

Often

Frequently

Sometimes

Usually

Seldom

Hardly ever

Never/Ever

Sempre

Spesso

Frequentemente

Talvolta

Di solito

Raramente

Quasi mai

Mai

He often speaks English with his schoolmates.

She hardly ever plays tennis.

I always walk my dog out.

They never listen to classical music on the radio.

Have you ever seen a ghost?

Definite adverbs or expressions of time Translation Examples
Once, twice three times…./ a day, a week, a month, a year una volta, due volte, tre volte…./ al giorno, settimana, mese, anno They go skiing twice a year.

 

At the weekend, in the morning, in the afternoon, in the evening, at night Nel weekend, la mattina, il pomeriggio, la sera, di notte She always studies in the afternoon.
At Christmas

At Easter

A Natale

A Pasqua

At Easter all children receive Easter eggs as presents.
On Mondays, Tuesdays, …. Di lunedì, martedì, ….. On Wednesdays I always practice gymn.
In winter, spring, … In inverno, primavera,… In winter They go to bed quite early
Adverbs of frequency