Question

Quando devo usar o do you ou are you

Answer 1

em perguntas
 ex;do you want to go to the cinema with me?
ex;are you ok?

Answer 2

Auxiliares Do/Does serão utilizados sempre na forma neg e na forma int para determinar o tempo simple present
Do para 
I,you,we,they
Does para
He,she,it
negativ
Do not/Does not contracta Don´t e Doesn´t
ex: Do you speak english?
Does she speak english?
Do I buy cakes every day?
I don´t speak english