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