* Agora: This is the most common and general way to say "now."
* Neste momento: This is a more formal and literal translation, meaning "at this moment."
* Atualmente: This translates to "currently" and is used when referring to something happening at the present time.
* Já: This translates to "already" and is used when referring to something that is happening or has just happened.
For example:
* Agora estou a comer. (I am eating now.)
* Neste momento, não posso falar. (At this moment, I can't speak.)
* Atualmente, estou a trabalhar em casa. (Currently, I am working at home.)
* Já cheguei. (I've already arrived.)