Questions & Answers about Eu vou alimentar o gato.
Yes, you often can leave it out.
Portuguese is a pro-drop language, which means the subject pronoun is often omitted when the verb already makes the subject clear.
- Eu vou alimentar o gato.
- Vou alimentar o gato.
Both mean the same thing: I am going to feed the cat.
Including eu can add:
- emphasis
- clarity
- contrast with someone else
For example:
- Eu vou alimentar o gato, e você limpa a caixa.
I’ll feed the cat, and you clean the litter box.