We all should go through a medical check-up twice a year, here the adverb ' twice a year' is an example of ?

We all should go through a medical check-up twice a year, here the adverb ' twice a year' is an example of ?

Explanation

 the adverb " twice a year" is an example of an adverb of frequency

Adverbs of Definite Frequency

Examples: hourly, daily, weekly, monthly, and yearly. every second, once a minute, twice a year. once, twice, once or twice, three times


ND-21-5-2023