Breakdown of Hanno cambiato il metodo e l'approccio.
e
and
avere
to have
cambiare
to change
il metodo
the method
Questions & Answers about Hanno cambiato il metodo e l'approccio.
Why does cambiare use avere (hanno) as its auxiliary in this sentence instead of essere?
Verbs like cambiare (to change) can take either avere or essere in the past tense. Because there is a direct object here—the subjects are changing something (the method and the approach)—we use avere. If the subject itself was undergoing the change without a direct object (e.g., "The method has changed" -> Il metodo è cambiato), we would use essere.
Since two things are being changed, why doesn't the past participle become plural (cambiati)?
When a compound tense uses avere, the past participle (cambiato) doesn't change to match the following object; it stays in its default -o form. You would only make it agree with the object if you were using a direct object pronoun right before the verb (like li hanno cambiati - "they have changed them").
Why do we say il metodo e l'approccio instead of just il metodo e approccio?
In English, we often drop the second "the" and just say "the method and approach". In Italian, it is the standard rule to repeat the definite article before every single noun in a list. So, metodo gets il, and approccio gets l'.
What happens to the word l'approccio if we want to make it plural?