The Conjugator
English verb conjugation
COULD FULFILL

Regular verb: fulfill - fulfilled - fulfilled

Affirmation

Simple form

V-ing form

I could fulfill
you could fulfill
he could fulfill
we could fulfill
you could fulfill
they could fulfill
I could be fulfilling
you could be fulfilling
he could be fulfilling
we could be fulfilling
you could be fulfilling
they could be fulfilling

Perfect

V-ing perfect

I could have fulfilled
you could have fulfilled
he could have fulfilled
we could have fulfilled
you could have fulfilled
they could have fulfilled
I could have been fulfilling
you could have been fulfilling
he could have been fulfilling
we could have been fulfilling
you could have been fulfilling
they could have been fulfilling

Negation

Simple form

V-ing form

I could not fulfill
you could not fulfill
he could not fulfill
we could not fulfill
you could not fulfill
they could not fulfill
I could not be fulfilling
you could not be fulfilling
he could not be fulfilling
we could not be fulfilling
you could not be fulfilling
they could not be fulfilling

Perfect

V-ing perfect

I could not have fulfilled
you could not have fulfilled
he could not have fulfilled
we could not have fulfilled
you could not have fulfilled
they could not have fulfilled
I could not have been fulfilling
you could not have been fulfilling
he could not have been fulfilling
we could not have been fulfilling
you could not have been fulfilling
they could not have been fulfilling

Interrogative form

Simple form

V-ing form

could I fulfill?
could you fulfill?
could he fulfill?
could we fulfill?
could you fulfill?
could they fulfill?
could I be fulfilling?
could you be fulfilling?
could he be fulfilling?
could we be fulfilling?
could you be fulfilling?
could they be fulfilling?

Perfect

V-ing perfect

could I have fulfilled?
could you have fulfilled?
could he have fulfilled?
could we have fulfilled?
could you have fulfilled?
could they have fulfilled?
could I have been fulfilling?
could you have been fulfilling?
could he have been fulfilling?
could we have been fulfilling?
could you have been fulfilling?
could they have been fulfilling?

Interro-negative form

Simple form

V-ing form

could I not fulfill?
could you not fulfill?
could he not fulfill?
could we not fulfill?
could you not fulfill?
could they not fulfill?
could I not be fulfilling?
could you not be fulfilling?
could he not be fulfilling?
could we not be fulfilling?
could you not be fulfilling?
could they not be fulfilling?

Perfect

V-ing perfect

could I not have fulfilled?
could you not have fulfilled?
could he not have fulfilled?
could we not have fulfilled?
could you not have fulfilled?
could they not have fulfilled?
could I not have been fulfilling?
could you not have been fulfilling?
could he not have been fulfilling?
could we not have been fulfilling?
could you not have been fulfilling?
could they not have been fulfilling?