I could forswear you could forswear she could forswear we could forswear you could forswear they could forswear
Forma con V-ing
I could be forswearing you could be forswearing she could be forswearing we could be forswearing you could be forswearing they could be forswearing
Perfecto
I could have forsworn you could have forsworn she could have forsworn we could have forsworn you could have forsworn they could have forsworn
Perfecto con V-ing
I could have been forswearing you could have been forswearing she could have been forswearing we could have been forswearing you could have been forswearing they could have been forswearing
Negación
Forma simple
I could not forswear you could not forswear she could not forswear we could not forswear you could not forswear they could not forswear
Forma con V-ing
I could not be forswearing you could not be forswearing she could not be forswearing we could not be forswearing you could not be forswearing they could not be forswearing
Perfecto
I could not have forsworn you could not have forsworn she could not have forsworn we could not have forsworn you could not have forsworn they could not have forsworn
Perfecto con V-ing
I could not have been forswearing you could not have been forswearing she could not have been forswearing we could not have been forswearing you could not have been forswearing they could not have been forswearing
Forma interrogativa
Forma simple
could I forswear? could you forswear? could she forswear? could we forswear? could you forswear? could they forswear?
Forma con V-ing
could I be forswearing? could you be forswearing? could she be forswearing? could we be forswearing? could you be forswearing? could they be forswearing?
Perfecto
could I have forsworn? could you have forsworn? could she have forsworn? could we have forsworn? could you have forsworn? could they have forsworn?
Perfecto con V-ing
could I have been forswearing? could you have been forswearing? could she have been forswearing? could we have been forswearing? could you have been forswearing? could they have been forswearing?
Forma interro-negativa
Forma simple
could I not forswear? could you not forswear? could she not forswear? could we not forswear? could you not forswear? could they not forswear?
Forma con V-ing
could I not be forswearing? could you not be forswearing? could she not be forswearing? could we not be forswearing? could you not be forswearing? could they not be forswearing?
Perfecto
could I not have forsworn? could you not have forsworn? could she not have forsworn? could we not have forsworn? could you not have forsworn? could they not have forsworn?
Perfecto con V-ing
could I not have been forswearing? could you not have been forswearing? could she not have been forswearing? could we not have been forswearing? could you not have been forswearing? could they not have been forswearing?