English verb conjugation COULD ESTABLISH

Regular verb: establish - established - established


Affirmation

Simple form

I could establish
you could establish
he could establish
we could establish
you could establish
they could establish

V-ing form

I could be establishing
you could be establishing
he could be establishing
we could be establishing
you could be establishing
they could be establishing

Perfect

I could have established
you could have established
he could have established
we could have established
you could have established
they could have established

V-ing perfect

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

Negation

Simple form

I could not establish
you could not establish
he could not establish
we could not establish
you could not establish
they could not establish

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I establish?
could you establish?
could he establish?
could we establish?
could you establish?
could they establish?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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