I'd be barbing you'd be barbing she'd be barbing we'd be barbing you'd be barbing they'd be barbing
Perfect
I should've barbed you should've barbed she should've barbed we should've barbed you should've barbed they should've barbed
V-ing perfect
I should've been barbing you should've been barbing she should've been barbing we should've been barbing you should've been barbing they should've been barbing
Negation
Simple form
I shouldn't barb you shouldn't barb she shouldn't barb we shouldn't barb you shouldn't barb they shouldn't barb
V-ing form
I shouldn't be barbing you shouldn't be barbing she shouldn't be barbing we shouldn't be barbing you shouldn't be barbing they shouldn't be barbing
Perfect
I shouldn't have barbed you shouldn't have barbed she shouldn't have barbed we shouldn't have barbed you shouldn't have barbed they shouldn't have barbed
V-ing perfect
I shouldn't have been barbing you shouldn't have been barbing she 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
should I barb? should you barb? should she barb? should we barb? should you barb? should they barb?
V-ing form
should I be barbing? should you be barbing? should she be barbing? should we be barbing? should you be barbing? should they be barbing?
Perfect
should I have barbed? should you have barbed? should she have barbed? should we have barbed? should you have barbed? should they have barbed?
V-ing perfect
should I have been barbing? should you have been barbing? should she have been barbing? should we have been barbing? should you have been barbing? should they have been barbing?
Interro-negative form
Simple form
shouldn't I barb? shouldn't you barb? shouldn't she barb? shouldn't we barb? shouldn't you barb? shouldn't they barb?
V-ing form
shouldn't I be barbing? shouldn't you be barbing? shouldn't she be barbing? shouldn't we be barbing? shouldn't you be barbing? shouldn't they be barbing?
Perfect
shouldn't I have barbed? shouldn't you have barbed? shouldn't she have barbed? shouldn't we have barbed? shouldn't you have barbed? shouldn't they have barbed?
V-ing perfect
shouldn't I have been barbing? shouldn't you have been barbing? shouldn't she have been barbing? shouldn't we have been barbing? shouldn't you have been barbing? shouldn't they have been barbing?