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