I could mad you could mad she could mad we could mad you could mad they could mad
Forma con V-ing
I could be mading you could be mading she could be mading we could be mading you could be mading they could be mading
Perfecto
I could have maded you could have maded she could have maded we could have maded you could have maded they could have maded
Perfecto con V-ing
I could have been mading you could have been mading she could have been mading we could have been mading you could have been mading they could have been mading
Negación
Forma simple
I couldn't mad you couldn't mad she couldn't mad we couldn't mad you couldn't mad they couldn't mad
Forma con V-ing
I couldn't be mading you couldn't be mading she couldn't be mading we couldn't be mading you couldn't be mading they couldn't be mading
Perfecto
I couldn't have maded you couldn't have maded she couldn't have maded we couldn't have maded you couldn't have maded they couldn't have maded
Perfecto con V-ing
I couldn't have been mading you couldn't have been mading she couldn't have been mading we couldn't have been mading you couldn't have been mading they couldn't have been mading
Forma interrogativa
Forma simple
could I mad? could you mad? could she mad? could we mad? could you mad? could they mad?
Forma con V-ing
could I be mading? could you be mading? could she be mading? could we be mading? could you be mading? could they be mading?
Perfecto
could I have maded? could you have maded? could she have maded? could we have maded? could you have maded? could they have maded?
Perfecto con V-ing
could I have been mading? could you have been mading? could she have been mading? could we have been mading? could you have been mading? could they have been mading?
Forma interro-negativa
Forma simple
couldn't I mad? couldn't you mad? couldn't she mad? couldn't we mad? couldn't you mad? couldn't they mad?
Forma con V-ing
couldn't I be mading? couldn't you be mading? couldn't she be mading? couldn't we be mading? couldn't you be mading? couldn't they be mading?
Perfecto
couldn't I have maded? couldn't you have maded? couldn't she have maded? couldn't we have maded? couldn't you have maded? couldn't they have maded?
Perfecto con V-ing
couldn't I have been mading? couldn't you have been mading? couldn't she have been mading? couldn't we have been mading? couldn't you have been mading? couldn't they have been mading?