I can graft you can graft she can graft we can graft you can graft they can graft
Forma con V-ing
I can be grafting you can be grafting she can be grafting we can be grafting you can be grafting they can be grafting
Perfecto
I can have grafted you can have grafted she can have grafted we can have grafted you can have grafted they can have grafted
Perfecto con V-ing
I can have been grafting you can have been grafting she can have been grafting we can have been grafting you can have been grafting they can have been grafting
Negación
Forma simple
I can't graft you can't graft she can't graft we can't graft you can't graft they can't graft
Forma con V-ing
I can't be grafting you can't be grafting she can't be grafting we can't be grafting you can't be grafting they can't be grafting
Perfecto
I can't have grafted you can't have grafted she can't have grafted we can't have grafted you can't have grafted they can't have grafted
Perfecto con V-ing
I can't have been grafting you can't have been grafting she can't have been grafting we can't have been grafting you can't have been grafting they can't have been grafting
Forma interrogativa
Forma simple
can I graft? can you graft? can she graft? can we graft? can you graft? can they graft?
Forma con V-ing
can I be grafting? can you be grafting? can she be grafting? can we be grafting? can you be grafting? can they be grafting?
Perfecto
can I have grafted? can you have grafted? can she have grafted? can we have grafted? can you have grafted? can they have grafted?
Perfecto con V-ing
can I have been grafting? can you have been grafting? can she have been grafting? can we have been grafting? can you have been grafting? can they have been grafting?
Forma interro-negativa
Forma simple
can't I graft? can't you graft? can't she graft? can't we graft? can't you graft? can't they graft?
Forma con V-ing
can't I be grafting? can't you be grafting? can't she be grafting? can't we be grafting? can't you be grafting? can't they be grafting?
Perfecto
can't I have grafted? can't you have grafted? can't she have grafted? can't we have grafted? can't you have grafted? can't they have grafted?
Perfecto con V-ing
can't I have been grafting? can't you have been grafting? can't she have been grafting? can't we have been grafting? can't you have been grafting? can't they have been grafting?