The Conjugator
English verb conjugation
COULD COO

Regular verb: coo - cooed - cooed

Affirmation

Simple form

V-ing form

I could coo
you could coo
she could coo
we could coo
you could coo
they could coo
I could be cooing
you could be cooing
she could be cooing
we could be cooing
you could be cooing
they could be cooing

Perfect

V-ing perfect

I could have cooed
you could have cooed
she could have cooed
we could have cooed
you could have cooed
they could have cooed
I could have been cooing
you could have been cooing
she could have been cooing
we could have been cooing
you could have been cooing
they could have been cooing

Negation

Simple form

V-ing form

I could not coo
you could not coo
she could not coo
we could not coo
you could not coo
they could not coo
I could not be cooing
you could not be cooing
she could not be cooing
we could not be cooing
you could not be cooing
they could not be cooing

Perfect

V-ing perfect

I could not have cooed
you could not have cooed
she could not have cooed
we could not have cooed
you could not have cooed
they could not have cooed
I could not have been cooing
you could not have been cooing
she could not have been cooing
we could not have been cooing
you could not have been cooing
they could not have been cooing

Interrogative form

Simple form

V-ing form

could I coo?
could you coo?
could she coo?
could we coo?
could you coo?
could they coo?
could I be cooing?
could you be cooing?
could she be cooing?
could we be cooing?
could you be cooing?
could they be cooing?

Perfect

V-ing perfect

could I have cooed?
could you have cooed?
could she have cooed?
could we have cooed?
could you have cooed?
could they have cooed?
could I have been cooing?
could you have been cooing?
could she have been cooing?
could we have been cooing?
could you have been cooing?
could they have been cooing?

Interro-negative form

Simple form

V-ing form

could I not coo?
could you not coo?
could she not coo?
could we not coo?
could you not coo?
could they not coo?
could I not be cooing?
could you not be cooing?
could she not be cooing?
could we not be cooing?
could you not be cooing?
could they not be cooing?

Perfect

V-ing perfect

could I not have cooed?
could you not have cooed?
could she not have cooed?
could we not have cooed?
could you not have cooed?
could they not have cooed?
could I not have been cooing?
could you not have been cooing?
could she not have been cooing?
could we not have been cooing?
could you not have been cooing?
could they not have been cooing?