I can profess you can profess he can profess we can profess you can profess they can profess
Forma con V-ing
I can be professing you can be professing he can be professing we can be professing you can be professing they can be professing
Perfecto
I can have professed you can have professed he can have professed we can have professed you can have professed they can have professed
Perfecto con V-ing
I can have been professing you can have been professing he can have been professing we can have been professing you can have been professing they can have been professing
Negación
Forma simple
I can't profess you can't profess he can't profess we can't profess you can't profess they can't profess
Forma con V-ing
I can't be professing you can't be professing he can't be professing we can't be professing you can't be professing they can't be professing
Perfecto
I can't have professed you can't have professed he can't have professed we can't have professed you can't have professed they can't have professed
Perfecto con V-ing
I can't have been professing you can't have been professing he can't have been professing we can't have been professing you can't have been professing they can't have been professing
Forma interrogativa
Forma simple
can I profess? can you profess? can he profess? can we profess? can you profess? can they profess?
Forma con V-ing
can I be professing? can you be professing? can he be professing? can we be professing? can you be professing? can they be professing?
Perfecto
can I have professed? can you have professed? can he have professed? can we have professed? can you have professed? can they have professed?
Perfecto con V-ing
can I have been professing? can you have been professing? can he have been professing? can we have been professing? can you have been professing? can they have been professing?
Forma interro-negativa
Forma simple
can't I profess? can't you profess? can't he profess? can't we profess? can't you profess? can't they profess?
Forma con V-ing
can't I be professing? can't you be professing? can't he be professing? can't we be professing? can't you be professing? can't they be professing?
Perfecto
can't I have professed? can't you have professed? can't he have professed? can't we have professed? can't you have professed? can't they have professed?
Perfecto con V-ing
can't I have been professing? can't you have been professing? can't he have been professing? can't we have been professing? can't you have been professing? can't they have been professing?