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