English verb conjugation
SHOULD BUTTONHOLE

Regular verb: buttonhole - buttonholed - buttonholed

Affirmation

Simple form	V-ing form
I'd buttonhole you'd buttonhole he'd buttonhole we'd buttonhole you'd buttonhole they'd buttonhole	I'd be buttonholing you'd be buttonholing he'd be buttonholing we'd be buttonholing you'd be buttonholing they'd be buttonholing
Perfect	V-ing perfect
I should've buttonholed you should've buttonholed he should've buttonholed we should've buttonholed you should've buttonholed they should've buttonholed	I should've been buttonholing you should've been buttonholing he should've been buttonholing we should've been buttonholing you should've been buttonholing they should've been buttonholing

Negation

Simple form	V-ing form
I shouldn't buttonhole you shouldn't buttonhole he shouldn't buttonhole we shouldn't buttonhole you shouldn't buttonhole they shouldn't buttonhole	I shouldn't be buttonholing you shouldn't be buttonholing he shouldn't be buttonholing we shouldn't be buttonholing you shouldn't be buttonholing they shouldn't be buttonholing
Perfect	V-ing perfect
I shouldn't have buttonholed you shouldn't have buttonholed he shouldn't have buttonholed we shouldn't have buttonholed you shouldn't have buttonholed they shouldn't have buttonholed	I shouldn't have been buttonholing you shouldn't have been buttonholing he shouldn't have been buttonholing we shouldn't have been buttonholing you shouldn't have been buttonholing they shouldn't have been buttonholing

Interrogative form

Simple form	V-ing form
should I buttonhole? should you buttonhole? should he buttonhole? should we buttonhole? should you buttonhole? should they buttonhole?	should I be buttonholing? should you be buttonholing? should he be buttonholing? should we be buttonholing? should you be buttonholing? should they be buttonholing?
Perfect	V-ing perfect
should I have buttonholed? should you have buttonholed? should he have buttonholed? should we have buttonholed? should you have buttonholed? should they have buttonholed?	should I have been buttonholing? should you have been buttonholing? should he have been buttonholing? should we have been buttonholing? should you have been buttonholing? should they have been buttonholing?

Interro-negative form

Simple form	V-ing form
shouldn't I buttonhole? shouldn't you buttonhole? shouldn't he buttonhole? shouldn't we buttonhole? shouldn't you buttonhole? shouldn't they buttonhole?	shouldn't I be buttonholing? shouldn't you be buttonholing? shouldn't he be buttonholing? shouldn't we be buttonholing? shouldn't you be buttonholing? shouldn't they be buttonholing?
Perfect	V-ing perfect
shouldn't I have buttonholed? shouldn't you have buttonholed? shouldn't he have buttonholed? shouldn't we have buttonholed? shouldn't you have buttonholed? shouldn't they have buttonholed?	shouldn't I have been buttonholing? shouldn't you have been buttonholing? shouldn't he have been buttonholing? shouldn't we have been buttonholing? shouldn't you have been buttonholing? shouldn't they have been buttonholing?