I'd bar you'd bar she'd bar we'd bar you'd bar they'd bar
V-ing form
I'd be barring you'd be barring she'd be barring we'd be barring you'd be barring they'd be barring
Perfect
I should've barred you should've barred she should've barred we should've barred you should've barred they should've barred
V-ing perfect
I should've been barring you should've been barring she should've been barring we should've been barring you should've been barring they should've been barring
Negation
Simple form
I shouldn't bar you shouldn't bar she shouldn't bar we shouldn't bar you shouldn't bar they shouldn't bar
V-ing form
I shouldn't be barring you shouldn't be barring she shouldn't be barring we shouldn't be barring you shouldn't be barring they shouldn't be barring
Perfect
I shouldn't have barred you shouldn't have barred she shouldn't have barred we shouldn't have barred you shouldn't have barred they shouldn't have barred
V-ing perfect
I shouldn't have been barring you shouldn't have been barring she shouldn't have been barring we shouldn't have been barring you shouldn't have been barring they shouldn't have been barring
Interrogative form
Simple form
should I bar? should you bar? should she bar? should we bar? should you bar? should they bar?
V-ing form
should I be barring? should you be barring? should she be barring? should we be barring? should you be barring? should they be barring?
Perfect
should I have barred? should you have barred? should she have barred? should we have barred? should you have barred? should they have barred?
V-ing perfect
should I have been barring? should you have been barring? should she have been barring? should we have been barring? should you have been barring? should they have been barring?
Interro-negative form
Simple form
shouldn't I bar? shouldn't you bar? shouldn't she bar? shouldn't we bar? shouldn't you bar? shouldn't they bar?
V-ing form
shouldn't I be barring? shouldn't you be barring? shouldn't she be barring? shouldn't we be barring? shouldn't you be barring? shouldn't they be barring?
Perfect
shouldn't I have barred? shouldn't you have barred? shouldn't she have barred? shouldn't we have barred? shouldn't you have barred? shouldn't they have barred?
V-ing perfect
shouldn't I have been barring? shouldn't you have been barring? shouldn't she have been barring? shouldn't we have been barring? shouldn't you have been barring? shouldn't they have been barring?