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