English verb conjugation
SHOULD CUFF

Regular verb: cuff - cuffed - cuffed

Affirmation

Simple form	V-ing form
I'd cuff you'd cuff he'd cuff we'd cuff you'd cuff they'd cuff	I'd be cuffing you'd be cuffing he'd be cuffing we'd be cuffing you'd be cuffing they'd be cuffing
Perfect	V-ing perfect
I should've cuffed you should've cuffed he should've cuffed we should've cuffed you should've cuffed they should've cuffed	I should've been cuffing you should've been cuffing he should've been cuffing we should've been cuffing you should've been cuffing they should've been cuffing

Negation

Simple form	V-ing form
I shouldn't cuff you shouldn't cuff he shouldn't cuff we shouldn't cuff you shouldn't cuff they shouldn't cuff	I shouldn't be cuffing you shouldn't be cuffing he shouldn't be cuffing we shouldn't be cuffing you shouldn't be cuffing they shouldn't be cuffing
Perfect	V-ing perfect
I shouldn't have cuffed you shouldn't have cuffed he shouldn't have cuffed we shouldn't have cuffed you shouldn't have cuffed they shouldn't have cuffed	I shouldn't have been cuffing you shouldn't have been cuffing he shouldn't have been cuffing we shouldn't have been cuffing you shouldn't have been cuffing they shouldn't have been cuffing

Interrogative form

Simple form	V-ing form
should I cuff? should you cuff? should he cuff? should we cuff? should you cuff? should they cuff?	should I be cuffing? should you be cuffing? should he be cuffing? should we be cuffing? should you be cuffing? should they be cuffing?
Perfect	V-ing perfect
should I have cuffed? should you have cuffed? should he have cuffed? should we have cuffed? should you have cuffed? should they have cuffed?	should I have been cuffing? should you have been cuffing? should he have been cuffing? should we have been cuffing? should you have been cuffing? should they have been cuffing?

Interro-negative form

Simple form	V-ing form
shouldn't I cuff? shouldn't you cuff? shouldn't he cuff? shouldn't we cuff? shouldn't you cuff? shouldn't they cuff?	shouldn't I be cuffing? shouldn't you be cuffing? shouldn't he be cuffing? shouldn't we be cuffing? shouldn't you be cuffing? shouldn't they be cuffing?
Perfect	V-ing perfect
shouldn't I have cuffed? shouldn't you have cuffed? shouldn't he have cuffed? shouldn't we have cuffed? shouldn't you have cuffed? shouldn't they have cuffed?	shouldn't I have been cuffing? shouldn't you have been cuffing? shouldn't he have been cuffing? shouldn't we have been cuffing? shouldn't you have been cuffing? shouldn't they have been cuffing?