I could mould you could mould he could mould we could mould you could mould they could mould
Forma con V-ing
I could be moulding you could be moulding he could be moulding we could be moulding you could be moulding they could be moulding
Perfecto
I could have moulded you could have moulded he could have moulded we could have moulded you could have moulded they could have moulded
Perfecto con V-ing
I could have been moulding you could have been moulding he could have been moulding we could have been moulding you could have been moulding they could have been moulding
Negación
Forma simple
I could not mould you could not mould he could not mould we could not mould you could not mould they could not mould
Forma con V-ing
I could not be moulding you could not be moulding he could not be moulding we could not be moulding you could not be moulding they could not be moulding
Perfecto
I could not have moulded you could not have moulded he could not have moulded we could not have moulded you could not have moulded they could not have moulded
Perfecto con V-ing
I could not have been moulding you could not have been moulding he could not have been moulding we could not have been moulding you could not have been moulding they could not have been moulding
Forma interrogativa
Forma simple
could I mould? could you mould? could he mould? could we mould? could you mould? could they mould?
Forma con V-ing
could I be moulding? could you be moulding? could he be moulding? could we be moulding? could you be moulding? could they be moulding?
Perfecto
could I have moulded? could you have moulded? could he have moulded? could we have moulded? could you have moulded? could they have moulded?
Perfecto con V-ing
could I have been moulding? could you have been moulding? could he have been moulding? could we have been moulding? could you have been moulding? could they have been moulding?
Forma interro-negativa
Forma simple
could I not mould? could you not mould? could he not mould? could we not mould? could you not mould? could they not mould?
Forma con V-ing
could I not be moulding? could you not be moulding? could he not be moulding? could we not be moulding? could you not be moulding? could they not be moulding?
Perfecto
could I not have moulded? could you not have moulded? could he not have moulded? could we not have moulded? could you not have moulded? could they not have moulded?
Perfecto con V-ing
could I not have been moulding? could you not have been moulding? could he not have been moulding? could we not have been moulding? could you not have been moulding? could they not have been moulding?