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