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