English verb conjugation COULD PREESTABLISH

Regular verb: preestablish - preestablished - preestablished

Affirmation

Simple form

I could preestablish
you could preestablish
he could preestablish
we could preestablish
you could preestablish
they could preestablish

V-ing form

I could be preestablishing
you could be preestablishing
he could be preestablishing
we could be preestablishing
you could be preestablishing
they could be preestablishing

Perfect

I could have preestablished
you could have preestablished
he could have preestablished
we could have preestablished
you could have preestablished
they could have preestablished

V-ing perfect

I could have been preestablishing
you could have been preestablishing
he could have been preestablishing
we could have been preestablishing
you could have been preestablishing
they could have been preestablishing

Negation

Simple form

I could not preestablish
you could not preestablish
he could not preestablish
we could not preestablish
you could not preestablish
they could not preestablish

V-ing form

I could not be preestablishing
you could not be preestablishing
he could not be preestablishing
we could not be preestablishing
you could not be preestablishing
they could not be preestablishing

Perfect

I could not have preestablished
you could not have preestablished
he could not have preestablished
we could not have preestablished
you could not have preestablished
they could not have preestablished

V-ing perfect

I could not have been preestablishing
you could not have been preestablishing
he could not have been preestablishing
we could not have been preestablishing
you could not have been preestablishing
they could not have been preestablishing

Interrogative form

Simple form

could I preestablish?
could you preestablish?
could he preestablish?
could we preestablish?
could you preestablish?
could they preestablish?

V-ing form

could I be preestablishing?
could you be preestablishing?
could he be preestablishing?
could we be preestablishing?
could you be preestablishing?
could they be preestablishing?

Perfect

could I have preestablished?
could you have preestablished?
could he have preestablished?
could we have preestablished?
could you have preestablished?
could they have preestablished?

V-ing perfect

could I have been preestablishing?
could you have been preestablishing?
could he have been preestablishing?
could we have been preestablishing?
could you have been preestablishing?
could they have been preestablishing?

Interro-negative form

Simple form

could I not preestablish?
could you not preestablish?
could he not preestablish?
could we not preestablish?
could you not preestablish?
could they not preestablish?

V-ing form

could I not be preestablishing?
could you not be preestablishing?
could he not be preestablishing?
could we not be preestablishing?
could you not be preestablishing?
could they not be preestablishing?

Perfect

could I not have preestablished?
could you not have preestablished?
could he not have preestablished?
could we not have preestablished?
could you not have preestablished?
could they not have preestablished?

V-ing perfect

could I not have been preestablishing?
could you not have been preestablishing?
could he not have been preestablishing?
could we not have been preestablishing?
could you not have been preestablishing?
could they not have been preestablishing?

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