English verb conjugation COULD ACE

Regular verb: ace - aced - aced

Affirmation

Simple form

I could ace
you could ace
he could ace
we could ace
you could ace
they could ace

V-ing form

I could be acing
you could be acing
he could be acing
we could be acing
you could be acing
they could be acing

Perfect

I could have aced
you could have aced
he could have aced
we could have aced
you could have aced
they could have aced

V-ing perfect

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

Negation

Simple form

I could not ace
you could not ace
he could not ace
we could not ace
you could not ace
they could not ace

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I ace?
could you ace?
could he ace?
could we ace?
could you ace?
could they ace?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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