English verb conjugation
SHOULD RUE

Regular verb: rue - rued - rued

Affirmation

Simple form	V-ing form
I'd rue you'd rue he'd rue we'd rue you'd rue they'd rue	I'd be ruing you'd be ruing he'd be ruing we'd be ruing you'd be ruing they'd be ruing
Perfect	V-ing perfect
I should've rued you should've rued he should've rued we should've rued you should've rued they should've rued	I should've been ruing you should've been ruing he should've been ruing we should've been ruing you should've been ruing they should've been ruing

Negation

Simple form	V-ing form
I shouldn't rue you shouldn't rue he shouldn't rue we shouldn't rue you shouldn't rue they shouldn't rue	I shouldn't be ruing you shouldn't be ruing he shouldn't be ruing we shouldn't be ruing you shouldn't be ruing they shouldn't be ruing
Perfect	V-ing perfect
I shouldn't have rued you shouldn't have rued he shouldn't have rued we shouldn't have rued you shouldn't have rued they shouldn't have rued	I shouldn't have been ruing you shouldn't have been ruing he shouldn't have been ruing we shouldn't have been ruing you shouldn't have been ruing they shouldn't have been ruing

Interrogative form

Simple form	V-ing form
should I rue? should you rue? should he rue? should we rue? should you rue? should they rue?	should I be ruing? should you be ruing? should he be ruing? should we be ruing? should you be ruing? should they be ruing?
Perfect	V-ing perfect
should I have rued? should you have rued? should he have rued? should we have rued? should you have rued? should they have rued?	should I have been ruing? should you have been ruing? should he have been ruing? should we have been ruing? should you have been ruing? should they have been ruing?

Interro-negative form

Simple form	V-ing form
shouldn't I rue? shouldn't you rue? shouldn't he rue? shouldn't we rue? shouldn't you rue? shouldn't they rue?	shouldn't I be ruing? shouldn't you be ruing? shouldn't he be ruing? shouldn't we be ruing? shouldn't you be ruing? shouldn't they be ruing?
Perfect	V-ing perfect
shouldn't I have rued? shouldn't you have rued? shouldn't he have rued? shouldn't we have rued? shouldn't you have rued? shouldn't they have rued?	shouldn't I have been ruing? shouldn't you have been ruing? shouldn't he have been ruing? shouldn't we have been ruing? shouldn't you have been ruing? shouldn't they have been ruing?