English verb conjugation
SHOULD CONTRAVENE

Regular verb: contravene - contravened - contravened

Affirmation

Simple form	V-ing form
I'd contravene you'd contravene he'd contravene we'd contravene you'd contravene they'd contravene	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	V-ing 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	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	V-ing 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	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	V-ing 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	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	V-ing form
should I contravene? should you contravene? should he contravene? should we contravene? should you contravene? should they contravene?	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	V-ing 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?	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	V-ing 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?	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	V-ing 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?	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?