could fulfil
Verbo regular: fulfil - fulfilled- fulfilled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could fulfil
you could fulfil
he could fulfil
we could fulfil
you could fulfil
they could fulfil 	I could be fulfilling
you could be fulfilling
he could be fulfilling
we could be fulfilling
you could be fulfilling
they could be fulfilling	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	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not fulfil
you could not fulfil
he could not fulfil
we could not fulfil
you could not fulfil
they could not fulfil 	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	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	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I fulfil?
could you fulfil?
could he fulfil?
could we fulfil?
could you fulfil?
could they fulfil? 	could I be fulfilling?
could you be fulfilling?
could he be fulfilling?
could we be fulfilling?
could you be fulfilling?
could they be fulfilling? 	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-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not fulfil?
could you not fulfil?
could he not fulfil?
could we not fulfil?
could you not fulfil?
could they not fulfil? 	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? 	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?