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 couldn't preestablish
you couldn't preestablish
he couldn't preestablish
we couldn't preestablish
you couldn't preestablish
they couldn't preestablish

V-ing form

I couldn't be preestablishing
you couldn't be preestablishing
he couldn't be preestablishing
we couldn't be preestablishing
you couldn't be preestablishing
they couldn't be preestablishing

Perfect

I couldn't have preestablished
you couldn't have preestablished
he couldn't have preestablished
we couldn't have preestablished
you couldn't have preestablished
they couldn't have preestablished

V-ing perfect

I couldn't have been preestablishing
you couldn't have been preestablishing
he couldn't have been preestablishing
we couldn't have been preestablishing
you couldn't have been preestablishing
they couldn't 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

couldn't I preestablish?
couldn't you preestablish?
couldn't he preestablish?
couldn't we preestablish?
couldn't you preestablish?
couldn't they preestablish?

V-ing form

couldn't I be preestablishing?
couldn't you be preestablishing?
couldn't he be preestablishing?
couldn't we be preestablishing?
couldn't you be preestablishing?
couldn't they be preestablishing?

Perfect

couldn't I have preestablished?
couldn't you have preestablished?
couldn't he have preestablished?
couldn't we have preestablished?
couldn't you have preestablished?
couldn't they have preestablished?

V-ing perfect

couldn't I have been preestablishing?
couldn't you have been preestablishing?
couldn't he have been preestablishing?
couldn't we have been preestablishing?
couldn't you have been preestablishing?
couldn't they have been preestablishing?

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