Você está online? (there's no correct translation for online, at least most of people use "online", exactly like this)
In Brazil, we say: "Por favor". The language of Brazil is portuguese.
how do you are rude in Brazil ?
Help in Brazil is "ayuda"
how do you are rude in brazil ?
'Brazil' in Spanish is 'Brasil.'
In Brazil, you can say "obrigado" if you are male, or "obrigada" if you are female, to say thank you.
Lookup Brazil online... find out what language they speak (it starts with a P). Then use any one of the online translators (Google has one) to translate it. They don't always work the best but for something simple like that it will be fine.
You can say " madeira"
In Brazil, you can say "Olá, menino" to greet a boy.
Você.
Você.
Brazil, a country that is hungry for energy.