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