English verb conjugation COULD FULFILL

Regular verb: fulfill - fulfilled - fulfilled

Affirmation

Simple form

I could fulfill
you could fulfill
he could fulfill
we could fulfill
you could fulfill
they could fulfill

V-ing form

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

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

V-ing perfect

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

I couldn't fulfill
you couldn't fulfill
he couldn't fulfill
we couldn't fulfill
you couldn't fulfill
they couldn't fulfill

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

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

V-ing form

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

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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