For "are" as in "you are":
* "Você é" (formal) - This is the most common and polite way to say "you are" to someone you don't know well or someone older than you.
* "Tu és" (informal) - This is used with friends, family, or people you know well.
* "Ele/Ela/Você é" (He/She/You are) - This is used for the third person singular and the informal "you".
For "are" as in "they are":
* "Eles/Elas são" (They are)
For "are" as in "we are":
* "Nós somos" (We are)
For "are" in a question:
* "Você é?" (Are you?)
* "Ele/Ela é?" (Is he/she?)
* "Eles/Elas são?" (Are they?)
* "Nós somos?" (Are we?)
Remember to choose the correct form based on the context and the person you're addressing.