Conjugación del verbo inglés
COULD FULFILL

Verbo regular: fulfill - fulfilled - fulfilled

Afirmación

Forma simple	Forma con V-ing
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
Perfecto	Perfecto con V-ing
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

Negación

Forma simple	Forma con V-ing
I couldn't fulfill you couldn't fulfill he couldn't fulfill we couldn't fulfill you couldn't fulfill they couldn't fulfill	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
Perfecto	Perfecto con V-ing
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	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

Forma interrogativa

Forma simple	Forma con V-ing
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?
Perfecto	Perfecto con V-ing
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?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I fulfill? couldn't you fulfill? couldn't he fulfill? couldn't we fulfill? couldn't you fulfill? couldn't they fulfill?	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?
Perfecto	Perfecto con V-ing
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?	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?