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