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