English verb conjugation
SHOULD TAT

Regular verb: tat - tatted - tatted

Affirmation

Simple form	V-ing form
I'd tat you'd tat he'd tat we'd tat you'd tat they'd tat	I'd be tatting you'd be tatting he'd be tatting we'd be tatting you'd be tatting they'd be tatting
Perfect	V-ing perfect
I should've tatted you should've tatted he should've tatted we should've tatted you should've tatted they should've tatted	I should've been tatting you should've been tatting he should've been tatting we should've been tatting you should've been tatting they should've been tatting

Negation

Simple form	V-ing form
I shouldn't tat you shouldn't tat he shouldn't tat we shouldn't tat you shouldn't tat they shouldn't tat	I shouldn't be tatting you shouldn't be tatting he shouldn't be tatting we shouldn't be tatting you shouldn't be tatting they shouldn't be tatting
Perfect	V-ing perfect
I shouldn't have tatted you shouldn't have tatted he shouldn't have tatted we shouldn't have tatted you shouldn't have tatted they shouldn't have tatted	I shouldn't have been tatting you shouldn't have been tatting he shouldn't have been tatting we shouldn't have been tatting you shouldn't have been tatting they shouldn't have been tatting

Interrogative form

Simple form	V-ing form
should I tat? should you tat? should he tat? should we tat? should you tat? should they tat?	should I be tatting? should you be tatting? should he be tatting? should we be tatting? should you be tatting? should they be tatting?
Perfect	V-ing perfect
should I have tatted? should you have tatted? should he have tatted? should we have tatted? should you have tatted? should they have tatted?	should I have been tatting? should you have been tatting? should he have been tatting? should we have been tatting? should you have been tatting? should they have been tatting?

Interro-negative form

Simple form	V-ing form
shouldn't I tat? shouldn't you tat? shouldn't he tat? shouldn't we tat? shouldn't you tat? shouldn't they tat?	shouldn't I be tatting? shouldn't you be tatting? shouldn't he be tatting? shouldn't we be tatting? shouldn't you be tatting? shouldn't they be tatting?
Perfect	V-ing perfect
shouldn't I have tatted? shouldn't you have tatted? shouldn't he have tatted? shouldn't we have tatted? shouldn't you have tatted? shouldn't they have tatted?	shouldn't I have been tatting? shouldn't you have been tatting? shouldn't he have been tatting? shouldn't we have been tatting? shouldn't you have been tatting? shouldn't they have been tatting?