Adverbs of frequency express how often the action of a verb occurs.
Adverbs of quantity express how much, how many, or to what extent.
Adverbs of time express when the action of a verb occurs.
Negative adverbs turn affirmative statements and questions into negative statements and questions. The most common English negative adverb is the word "not," and the Italian equivalent is non. To make a statement or question negative, just put non in front of the verb.