I could renew you could renew he could renew we could renew you could renew they could renew
Forma con V-ing
I could be renewing you could be renewing he could be renewing we could be renewing you could be renewing they could be renewing
Perfecto
I could have renewed you could have renewed he could have renewed we could have renewed you could have renewed they could have renewed
Perfecto con V-ing
I could have been renewing you could have been renewing he could have been renewing we could have been renewing you could have been renewing they could have been renewing
Negación
Forma simple
I couldn't renew you couldn't renew he couldn't renew we couldn't renew you couldn't renew they couldn't renew
Forma con V-ing
I couldn't be renewing you couldn't be renewing he couldn't be renewing we couldn't be renewing you couldn't be renewing they couldn't be renewing
Perfecto
I couldn't have renewed you couldn't have renewed he couldn't have renewed we couldn't have renewed you couldn't have renewed they couldn't have renewed
Perfecto con V-ing
I couldn't have been renewing you couldn't have been renewing he couldn't have been renewing we couldn't have been renewing you couldn't have been renewing they couldn't have been renewing
Forma interrogativa
Forma simple
could I renew? could you renew? could he renew? could we renew? could you renew? could they renew?
Forma con V-ing
could I be renewing? could you be renewing? could he be renewing? could we be renewing? could you be renewing? could they be renewing?
Perfecto
could I have renewed? could you have renewed? could he have renewed? could we have renewed? could you have renewed? could they have renewed?
Perfecto con V-ing
could I have been renewing? could you have been renewing? could he have been renewing? could we have been renewing? could you have been renewing? could they have been renewing?
Forma interro-negativa
Forma simple
couldn't I renew? couldn't you renew? couldn't he renew? couldn't we renew? couldn't you renew? couldn't they renew?
Forma con V-ing
couldn't I be renewing? couldn't you be renewing? couldn't he be renewing? couldn't we be renewing? couldn't you be renewing? couldn't they be renewing?
Perfecto
couldn't I have renewed? couldn't you have renewed? couldn't he have renewed? couldn't we have renewed? couldn't you have renewed? couldn't they have renewed?
Perfecto con V-ing
couldn't I have been renewing? couldn't you have been renewing? couldn't he have been renewing? couldn't we have been renewing? couldn't you have been renewing? couldn't they have been renewing?