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