I'd be maintaining you'd be maintaining he'd be maintaining we'd be maintaining you'd be maintaining they'd be maintaining
Perfecto
I should've maintained you should've maintained he should've maintained we should've maintained you should've maintained they should've maintained
Perfecto con V-ing
I should've been maintaining you should've been maintaining he should've been maintaining we should've been maintaining you should've been maintaining they should've been maintaining
Negación
Forma simple
I shouldn't maintain you shouldn't maintain he shouldn't maintain we shouldn't maintain you shouldn't maintain they shouldn't maintain
Forma con V-ing
I shouldn't be maintaining you shouldn't be maintaining he shouldn't be maintaining we shouldn't be maintaining you shouldn't be maintaining they shouldn't be maintaining
Perfecto
I shouldn't have maintained you shouldn't have maintained he shouldn't have maintained we shouldn't have maintained you shouldn't have maintained they shouldn't have maintained
Perfecto con V-ing
I shouldn't have been maintaining you shouldn't have been maintaining he shouldn't have been maintaining we shouldn't have been maintaining you shouldn't have been maintaining they shouldn't have been maintaining
Forma interrogativa
Forma simple
should I maintain? should you maintain? should he maintain? should we maintain? should you maintain? should they maintain?
Forma con V-ing
should I be maintaining? should you be maintaining? should he be maintaining? should we be maintaining? should you be maintaining? should they be maintaining?
Perfecto
should I have maintained? should you have maintained? should he have maintained? should we have maintained? should you have maintained? should they have maintained?
Perfecto con V-ing
should I have been maintaining? should you have been maintaining? should he have been maintaining? should we have been maintaining? should you have been maintaining? should they have been maintaining?
Forma interro-negativa
Forma simple
shouldn't I maintain? shouldn't you maintain? shouldn't he maintain? shouldn't we maintain? shouldn't you maintain? shouldn't they maintain?
Forma con V-ing
shouldn't I be maintaining? shouldn't you be maintaining? shouldn't he be maintaining? shouldn't we be maintaining? shouldn't you be maintaining? shouldn't they be maintaining?
Perfecto
shouldn't I have maintained? shouldn't you have maintained? shouldn't he have maintained? shouldn't we have maintained? shouldn't you have maintained? shouldn't they have maintained?
Perfecto con V-ing
shouldn't I have been maintaining? shouldn't you have been maintaining? shouldn't he have been maintaining? shouldn't we have been maintaining? shouldn't you have been maintaining? shouldn't they have been maintaining?