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