English verb conjugation
SHOULD BARB

Regular verb: barb - barbed - barbed

Affirmation

Simple form	V-ing form
I'd barb you'd barb he'd barb we'd barb you'd barb they'd barb	I'd be barbing you'd be barbing he'd be barbing we'd be barbing you'd be barbing they'd be barbing
Perfect	V-ing perfect
I should've barbed you should've barbed he should've barbed we should've barbed you should've barbed they should've barbed	I should've been barbing you should've been barbing he should've been barbing we should've been barbing you should've been barbing they should've been barbing

Negation

Simple form	V-ing form
I shouldn't barb you shouldn't barb he shouldn't barb we shouldn't barb you shouldn't barb they shouldn't barb	I shouldn't be barbing you shouldn't be barbing he shouldn't be barbing we shouldn't be barbing you shouldn't be barbing they shouldn't be barbing
Perfect	V-ing perfect
I shouldn't have barbed you shouldn't have barbed he shouldn't have barbed we shouldn't have barbed you shouldn't have barbed they shouldn't have barbed	I shouldn't have been barbing you shouldn't have been barbing he shouldn't have been barbing we shouldn't have been barbing you shouldn't have been barbing they shouldn't have been barbing

Interrogative form

Simple form	V-ing form
should I barb? should you barb? should he barb? should we barb? should you barb? should they barb?	should I be barbing? should you be barbing? should he be barbing? should we be barbing? should you be barbing? should they be barbing?
Perfect	V-ing perfect
should I have barbed? should you have barbed? should he have barbed? should we have barbed? should you have barbed? should they have barbed?	should I have been barbing? should you have been barbing? should he have been barbing? should we have been barbing? should you have been barbing? should they have been barbing?

Interro-negative form

Simple form	V-ing form
shouldn't I barb? shouldn't you barb? shouldn't he barb? shouldn't we barb? shouldn't you barb? shouldn't they barb?	shouldn't I be barbing? shouldn't you be barbing? shouldn't he be barbing? shouldn't we be barbing? shouldn't you be barbing? shouldn't they be barbing?
Perfect	V-ing perfect
shouldn't I have barbed? shouldn't you have barbed? shouldn't he have barbed? shouldn't we have barbed? shouldn't you have barbed? shouldn't they have barbed?	shouldn't I have been barbing? shouldn't you have been barbing? shouldn't he have been barbing? shouldn't we have been barbing? shouldn't you have been barbing? shouldn't they have been barbing?