I'd bar you'd bar he'd bar we'd bar you'd bar they'd bar
V-ing form
I'd be barring you'd be barring he'd be barring we'd be barring you'd be barring they'd be barring
Perfect
I should've barred you should've barred he 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 he 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 he 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 he 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 he 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 he 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 he bar? should we bar? should you bar? should they bar?
V-ing form
should I be barring? should you be barring? should he be barring? should we be barring? should you be barring? should they be barring?
Perfect
should I have barred? should you have barred? should he 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 he 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 he 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 he 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 he 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 he have been barring? shouldn't we have been barring? shouldn't you have been barring? shouldn't they have been barring?