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