should upstage
Regular verb: upstage - upstaged- upstaged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd upstage
you'd upstage
he'd upstage
we'd upstage
you'd upstage
they'd upstage 	I'd be upstaging
you'd be upstaging
he'd be upstaging
we'd be upstaging
you'd be upstaging
they'd be upstaging	I should've upstaged
you should've upstaged
he should've upstaged
we should've upstaged
you should've upstaged
they should've upstaged	I should've been upstaging
you should've been upstaging
he should've been upstaging
we should've been upstaging
you should've been upstaging
they should've been upstaging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't upstage
you shouldn't upstage
he shouldn't upstage
we shouldn't upstage
you shouldn't upstage
they shouldn't upstage 	I shouldn't be upstaging
you shouldn't be upstaging
he shouldn't be upstaging
we shouldn't be upstaging
you shouldn't be upstaging
they shouldn't be upstaging	I shouldn't have upstaged
you shouldn't have upstaged
he shouldn't have upstaged
we shouldn't have upstaged
you shouldn't have upstaged
they shouldn't have upstaged	I shouldn't have been upstaging
you shouldn't have been upstaging
he shouldn't have been upstaging
we shouldn't have been upstaging
you shouldn't have been upstaging
they shouldn't have been upstaging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I upstage?
should you upstage?
should he upstage?
should we upstage?
should you upstage?
should they upstage? 	should I be upstaging?
should you be upstaging?
should he be upstaging?
should we be upstaging?
should you be upstaging?
should they be upstaging? 	should I have upstaged?
should you have upstaged?
should he have upstaged?
should we have upstaged?
should you have upstaged?
should they have upstaged? 	should I have been upstaging?
should you have been upstaging?
should he have been upstaging?
should we have been upstaging?
should you have been upstaging?
should they have been upstaging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I upstage?
shouldn't you upstage?
shouldn't he upstage?
shouldn't we upstage?
shouldn't you upstage?
shouldn't they upstage? 	shouldn't I be upstaging?
shouldn't you be upstaging?
shouldn't he be upstaging?
shouldn't we be upstaging?
shouldn't you be upstaging?
shouldn't they be upstaging? 	shouldn't I have upstaged?
shouldn't you have upstaged?
shouldn't he have upstaged?
shouldn't we have upstaged?
shouldn't you have upstaged?
shouldn't they have upstaged? 	shouldn't I have been upstaging?
shouldn't you have been upstaging?
shouldn't he have been upstaging?
shouldn't we have been upstaging?
shouldn't you have been upstaging?
shouldn't they have been upstaging?