English verb conjugation
SHOULD SUE

Regular verb: sue - sued - sued

Affirmation

Simple form	V-ing form
I'd sue you'd sue he'd sue we'd sue you'd sue they'd sue	I'd be suing you'd be suing he'd be suing we'd be suing you'd be suing they'd be suing
Perfect	V-ing perfect
I should've sued you should've sued he should've sued we should've sued you should've sued they should've sued	I should've been suing you should've been suing he should've been suing we should've been suing you should've been suing they should've been suing

Negation

Simple form	V-ing form
I shouldn't sue you shouldn't sue he shouldn't sue we shouldn't sue you shouldn't sue they shouldn't sue	I shouldn't be suing you shouldn't be suing he shouldn't be suing we shouldn't be suing you shouldn't be suing they shouldn't be suing
Perfect	V-ing perfect
I shouldn't have sued you shouldn't have sued he shouldn't have sued we shouldn't have sued you shouldn't have sued they shouldn't have sued	I shouldn't have been suing you shouldn't have been suing he shouldn't have been suing we shouldn't have been suing you shouldn't have been suing they shouldn't have been suing

Interrogative form

Simple form	V-ing form
should I sue? should you sue? should he sue? should we sue? should you sue? should they sue?	should I be suing? should you be suing? should he be suing? should we be suing? should you be suing? should they be suing?
Perfect	V-ing perfect
should I have sued? should you have sued? should he have sued? should we have sued? should you have sued? should they have sued?	should I have been suing? should you have been suing? should he have been suing? should we have been suing? should you have been suing? should they have been suing?

Interro-negative form

Simple form	V-ing form
shouldn't I sue? shouldn't you sue? shouldn't he sue? shouldn't we sue? shouldn't you sue? shouldn't they sue?	shouldn't I be suing? shouldn't you be suing? shouldn't he be suing? shouldn't we be suing? shouldn't you be suing? shouldn't they be suing?
Perfect	V-ing perfect
shouldn't I have sued? shouldn't you have sued? shouldn't he have sued? shouldn't we have sued? shouldn't you have sued? shouldn't they have sued?	shouldn't I have been suing? shouldn't you have been suing? shouldn't he have been suing? shouldn't we have been suing? shouldn't you have been suing? shouldn't they have been suing?