I'd be contravening you'd be contravening he'd be contravening we'd be contravening you'd be contravening they'd be contravening
Perfect
I should've contravened you should've contravened he should've contravened we should've contravened you should've contravened they should've contravened
V-ing perfect
I should've been contravening you should've been contravening he should've been contravening we should've been contravening you should've been contravening they should've been contravening
Negation
Simple form
I shouldn't contravene you shouldn't contravene he shouldn't contravene we shouldn't contravene you shouldn't contravene they shouldn't contravene
V-ing form
I shouldn't be contravening you shouldn't be contravening he shouldn't be contravening we shouldn't be contravening you shouldn't be contravening they shouldn't be contravening
Perfect
I shouldn't have contravened you shouldn't have contravened he shouldn't have contravened we shouldn't have contravened you shouldn't have contravened they shouldn't have contravened
V-ing perfect
I shouldn't have been contravening you shouldn't have been contravening he shouldn't have been contravening we shouldn't have been contravening you shouldn't have been contravening they shouldn't have been contravening
Interrogative form
Simple form
should I contravene? should you contravene? should he contravene? should we contravene? should you contravene? should they contravene?
V-ing form
should I be contravening? should you be contravening? should he be contravening? should we be contravening? should you be contravening? should they be contravening?
Perfect
should I have contravened? should you have contravened? should he have contravened? should we have contravened? should you have contravened? should they have contravened?
V-ing perfect
should I have been contravening? should you have been contravening? should he have been contravening? should we have been contravening? should you have been contravening? should they have been contravening?
Interro-negative form
Simple form
shouldn't I contravene? shouldn't you contravene? shouldn't he contravene? shouldn't we contravene? shouldn't you contravene? shouldn't they contravene?
V-ing form
shouldn't I be contravening? shouldn't you be contravening? shouldn't he be contravening? shouldn't we be contravening? shouldn't you be contravening? shouldn't they be contravening?
Perfect
shouldn't I have contravened? shouldn't you have contravened? shouldn't he have contravened? shouldn't we have contravened? shouldn't you have contravened? shouldn't they have contravened?
V-ing perfect
shouldn't I have been contravening? shouldn't you have been contravening? shouldn't he have been contravening? shouldn't we have been contravening? shouldn't you have been contravening? shouldn't they have been contravening?