I'd be doubting you'd be doubting she'd be doubting we'd be doubting you'd be doubting they'd be doubting
Perfecto
I should've doubted you should've doubted she should've doubted we should've doubted you should've doubted they should've doubted
Perfecto con V-ing
I should've been doubting you should've been doubting she should've been doubting we should've been doubting you should've been doubting they should've been doubting
Negación
Forma simple
I shouldn't doubt you shouldn't doubt she shouldn't doubt we shouldn't doubt you shouldn't doubt they shouldn't doubt
Forma con V-ing
I shouldn't be doubting you shouldn't be doubting she shouldn't be doubting we shouldn't be doubting you shouldn't be doubting they shouldn't be doubting
Perfecto
I shouldn't have doubted you shouldn't have doubted she shouldn't have doubted we shouldn't have doubted you shouldn't have doubted they shouldn't have doubted
Perfecto con V-ing
I shouldn't have been doubting you shouldn't have been doubting she shouldn't have been doubting we shouldn't have been doubting you shouldn't have been doubting they shouldn't have been doubting
Forma interrogativa
Forma simple
should I doubt? should you doubt? should she doubt? should we doubt? should you doubt? should they doubt?
Forma con V-ing
should I be doubting? should you be doubting? should she be doubting? should we be doubting? should you be doubting? should they be doubting?
Perfecto
should I have doubted? should you have doubted? should she have doubted? should we have doubted? should you have doubted? should they have doubted?
Perfecto con V-ing
should I have been doubting? should you have been doubting? should she have been doubting? should we have been doubting? should you have been doubting? should they have been doubting?
Forma interro-negativa
Forma simple
shouldn't I doubt? shouldn't you doubt? shouldn't she doubt? shouldn't we doubt? shouldn't you doubt? shouldn't they doubt?
Forma con V-ing
shouldn't I be doubting? shouldn't you be doubting? shouldn't she be doubting? shouldn't we be doubting? shouldn't you be doubting? shouldn't they be doubting?
Perfecto
shouldn't I have doubted? shouldn't you have doubted? shouldn't she have doubted? shouldn't we have doubted? shouldn't you have doubted? shouldn't they have doubted?
Perfecto con V-ing
shouldn't I have been doubting? shouldn't you have been doubting? shouldn't she have been doubting? shouldn't we have been doubting? shouldn't you have been doubting? shouldn't they have been doubting?