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