AUXILIARY VERBS PRESENT

Present simple
Negative form	Question form
Do se utiliza con los sujetos: I, you, we, you, they.   Does acompaña a los sujetos: he, she, it.
El auxiliar do not/does not irá después del sujeto pero antes del verbo principal y este ya no se conjugará, puesto que el verbo auxiliar ya está conjugado en presente.	Primero se coloca el auxiliary verb, después el sujeto y luego el verbo principal en forma base.
I don’t need any help with the Project	Do you want me to help you?
She doesn’t play the violin	Does she play the violin?

Present continuous
Affirmative form	Negative form	Question form
Para el presente continuo usaremos am, is, are + un verbo con -ing
Con I usamos am	Am not o ‘m not	Am + I
Con you, we, you, they usamos are	Are not o aren’t	Are + pronombre
Con he, she, it usamos is	Is not o isn’t	Is + pronombre
She is playing with her dolls	She isn’t playing with her dolls	Is she playing with her dolls?
We are learning Japanese	We aren’t learning Japanese	Are we learning Japanese?

Present perfect
Affirmative form	Negative form	Question form
En el presente perfecto usamos el verbo have y has + un verbo en past participle
Have va con I, you, we, you, they	Have not o haven’t	Have + pronombre
Has va con he, she, it	Has not o hasn’t	Has + pronombre
She has already seen the new superhero movie	I haven’t seen the new superhero movie yet	Have you seen the new superhero movie?

Present perfect continuous
Affirmative form	Negative form	Question form
Have + been + verbo -ing	Have not o haven’t + been + verbo -ing	Have + pronombre + been + verbo -ing
Has + been + verbo -ing	Has not o hasn’t + been + verbo -ing	Has + pronombre + been + verbo -ing
It has been raining all day!	It hasn’t been raining a lot lately	Has it been raining? The floor is so wet!