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