should center
Verbe régulier : center - centered- centered
Traduction française : (US) centrer - cadrer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'd center
you'd center
he'd center
we'd center
you'd center
they'd center 	I'd be centering
you'd be centering
he'd be centering
we'd be centering
you'd be centering
they'd be centering	I should've centered
you should've centered
he should've centered
we should've centered
you should've centered
they should've centered	I should've been centering
you should've been centering
he should've been centering
we should've been centering
you should've been centering
they should've been centering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shouldn't center
you shouldn't center
he shouldn't center
we shouldn't center
you shouldn't center
they shouldn't center 	I shouldn't be centering
you shouldn't be centering
he shouldn't be centering
we shouldn't be centering
you shouldn't be centering
they shouldn't be centering	I shouldn't have centered
you shouldn't have centered
he shouldn't have centered
we shouldn't have centered
you shouldn't have centered
they shouldn't have centered	I shouldn't have been centering
you shouldn't have been centering
he shouldn't have been centering
we shouldn't have been centering
you shouldn't have been centering
they shouldn't have been centering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I center?
should you center?
should he center?
should we center?
should you center?
should they center? 	should I be centering?
should you be centering?
should he be centering?
should we be centering?
should you be centering?
should they be centering? 	should I have centered?
should you have centered?
should he have centered?
should we have centered?
should you have centered?
should they have centered? 	should I have been centering?
should you have been centering?
should he have been centering?
should we have been centering?
should you have been centering?
should they have been centering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shouldn't I center?
shouldn't you center?
shouldn't he center?
shouldn't we center?
shouldn't you center?
shouldn't they center? 	shouldn't I be centering?
shouldn't you be centering?
shouldn't he be centering?
shouldn't we be centering?
shouldn't you be centering?
shouldn't they be centering? 	shouldn't I have centered?
shouldn't you have centered?
shouldn't he have centered?
shouldn't we have centered?
shouldn't you have centered?
shouldn't they have centered? 	shouldn't I have been centering?
shouldn't you have been centering?
shouldn't he have been centering?
shouldn't we have been centering?
shouldn't you have been centering?
shouldn't they have been centering?