I could suffice you could suffice he could suffice we could suffice you could suffice they could suffice
Forma com V-ing
I could be sufficing you could be sufficing he could be sufficing we could be sufficing you could be sufficing they could be sufficing
Perfeito
I could have sufficed you could have sufficed he could have sufficed we could have sufficed you could have sufficed they could have sufficed
Perfeito com V-ing
I could have been sufficing you could have been sufficing he could have been sufficing we could have been sufficing you could have been sufficing they could have been sufficing
Negação
Forma simple
I could not suffice you could not suffice he could not suffice we could not suffice you could not suffice they could not suffice
Forma com V-ing
I could not be sufficing you could not be sufficing he could not be sufficing we could not be sufficing you could not be sufficing they could not be sufficing
Perfeito
I could not have sufficed you could not have sufficed he could not have sufficed we could not have sufficed you could not have sufficed they could not have sufficed
Perfeito com V-ing
I could not have been sufficing you could not have been sufficing he could not have been sufficing we could not have been sufficing you could not have been sufficing they could not have been sufficing
Forma interrogativa
Forma simple
could I suffice? could you suffice? could he suffice? could we suffice? could you suffice? could they suffice?
Forma com V-ing
could I be sufficing? could you be sufficing? could he be sufficing? could we be sufficing? could you be sufficing? could they be sufficing?
Perfeito
could I have sufficed? could you have sufficed? could he have sufficed? could we have sufficed? could you have sufficed? could they have sufficed?
Perfeito com V-ing
could I have been sufficing? could you have been sufficing? could he have been sufficing? could we have been sufficing? could you have been sufficing? could they have been sufficing?
Forma interro-Negação
Forma simple
could I not suffice? could you not suffice? could he not suffice? could we not suffice? could you not suffice? could they not suffice?
Forma com V-ing
could I not be sufficing? could you not be sufficing? could he not be sufficing? could we not be sufficing? could you not be sufficing? could they not be sufficing?
Perfeito
could I not have sufficed? could you not have sufficed? could he not have sufficed? could we not have sufficed? could you not have sufficed? could they not have sufficed?
Perfeito com V-ing
could I not have been sufficing? could you not have been sufficing? could he not have been sufficing? could we not have been sufficing? could you not have been sufficing? could they not have been sufficing?