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