Presente Simple

*Afirmativa
Sujeto + Verbo + complemento
I eat a hamburger.
He drinks a lot of water.
*Negativa
Sujeto + do/does + not + verbo + complemento
I do not (don't) eat a hamburger.
He does not (doesn't) drink a lot of water.
*Interrogativa
Do/does + sujeto + verbo + complemento + ?
Do I eat a hamburger ?
Does He drink a lot of water ?

I do not (don't)                                                       Do I
You do not                                                             Do You
He does not                                                            Does He
She does not                                                           Does She
It does not (doesn't)                                                Does It
We do not                                                               Do We
You do not                                                              Do You
They do not                                                             Do They