I'd be uderstate sthing you'd be uderstate sthing he'd be uderstate sthing we'd be uderstate sthing you'd be uderstate sthing they'd be uderstate sthing
Perfeito
I should've uderstate sthed you should've uderstate sthed he should've uderstate sthed we should've uderstate sthed you should've uderstate sthed they should've uderstate sthed
Perfeito com V-ing
I should've been uderstate sthing you should've been uderstate sthing he should've been uderstate sthing we should've been uderstate sthing you should've been uderstate sthing they should've been uderstate sthing
Negação
Forma simple
I shouldn't uderstate sth you shouldn't uderstate sth he shouldn't uderstate sth we shouldn't uderstate sth you shouldn't uderstate sth they shouldn't uderstate sth
Forma com V-ing
I shouldn't be uderstate sthing you shouldn't be uderstate sthing he shouldn't be uderstate sthing we shouldn't be uderstate sthing you shouldn't be uderstate sthing they shouldn't be uderstate sthing
Perfeito
I shouldn't have uderstate sthed you shouldn't have uderstate sthed he shouldn't have uderstate sthed we shouldn't have uderstate sthed you shouldn't have uderstate sthed they shouldn't have uderstate sthed
Perfeito com V-ing
I shouldn't have been uderstate sthing you shouldn't have been uderstate sthing he shouldn't have been uderstate sthing we shouldn't have been uderstate sthing you shouldn't have been uderstate sthing they shouldn't have been uderstate sthing
Forma interrogativa
Forma simple
should I uderstate sth? should you uderstate sth? should he uderstate sth? should we uderstate sth? should you uderstate sth? should they uderstate sth?
Forma com V-ing
should I be uderstate sthing? should you be uderstate sthing? should he be uderstate sthing? should we be uderstate sthing? should you be uderstate sthing? should they be uderstate sthing?
Perfeito
should I have uderstate sthed? should you have uderstate sthed? should he have uderstate sthed? should we have uderstate sthed? should you have uderstate sthed? should they have uderstate sthed?
Perfeito com V-ing
should I have been uderstate sthing? should you have been uderstate sthing? should he have been uderstate sthing? should we have been uderstate sthing? should you have been uderstate sthing? should they have been uderstate sthing?
Forma interro-Negação
Forma simple
shouldn't I uderstate sth? shouldn't you uderstate sth? shouldn't he uderstate sth? shouldn't we uderstate sth? shouldn't you uderstate sth? shouldn't they uderstate sth?
Forma com V-ing
shouldn't I be uderstate sthing? shouldn't you be uderstate sthing? shouldn't he be uderstate sthing? shouldn't we be uderstate sthing? shouldn't you be uderstate sthing? shouldn't they be uderstate sthing?
Perfeito
shouldn't I have uderstate sthed? shouldn't you have uderstate sthed? shouldn't he have uderstate sthed? shouldn't we have uderstate sthed? shouldn't you have uderstate sthed? shouldn't they have uderstate sthed?
Perfeito com V-ing
shouldn't I have been uderstate sthing? shouldn't you have been uderstate sthing? shouldn't he have been uderstate sthing? shouldn't we have been uderstate sthing? shouldn't you have been uderstate sthing? shouldn't they have been uderstate sthing?