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