I could cure you could cure he could cure we could cure you could cure they could cure
Forma com V-ing
I could be curing you could be curing he could be curing we could be curing you could be curing they could be curing
Perfeito
I could have cured you could have cured he could have cured we could have cured you could have cured they could have cured
Perfeito com V-ing
I could have been curing you could have been curing he could have been curing we could have been curing you could have been curing they could have been curing
Negação
Forma simple
I could not cure you could not cure he could not cure we could not cure you could not cure they could not cure
Forma com V-ing
I could not be curing you could not be curing he could not be curing we could not be curing you could not be curing they could not be curing
Perfeito
I could not have cured you could not have cured he could not have cured we could not have cured you could not have cured they could not have cured
Perfeito com V-ing
I could not have been curing you could not have been curing he could not have been curing we could not have been curing you could not have been curing they could not have been curing
Forma interrogativa
Forma simple
could I cure? could you cure? could he cure? could we cure? could you cure? could they cure?
Forma com V-ing
could I be curing? could you be curing? could he be curing? could we be curing? could you be curing? could they be curing?
Perfeito
could I have cured? could you have cured? could he have cured? could we have cured? could you have cured? could they have cured?
Perfeito com V-ing
could I have been curing? could you have been curing? could he have been curing? could we have been curing? could you have been curing? could they have been curing?
Forma interro-Negação
Forma simple
could I not cure? could you not cure? could he not cure? could we not cure? could you not cure? could they not cure?
Forma com V-ing
could I not be curing? could you not be curing? could he not be curing? could we not be curing? could you not be curing? could they not be curing?
Perfeito
could I not have cured? could you not have cured? could he not have cured? could we not have cured? could you not have cured? could they not have cured?
Perfeito com V-ing
could I not have been curing? could you not have been curing? could he not have been curing? could we not have been curing? could you not have been curing? could they not have been curing?