should understeer
Verbe régulier : understeer - understeered- understeered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'd understeer
you'd understeer
he'd understeer
we'd understeer
you'd understeer
they'd understeer 	I'd be understeering
you'd be understeering
he'd be understeering
we'd be understeering
you'd be understeering
they'd be understeering	I should've understeered
you should've understeered
he should've understeered
we should've understeered
you should've understeered
they should've understeered	I should've been understeering
you should've been understeering
he should've been understeering
we should've been understeering
you should've been understeering
they should've been understeering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shouldn't understeer
you shouldn't understeer
he shouldn't understeer
we shouldn't understeer
you shouldn't understeer
they shouldn't understeer 	I shouldn't be understeering
you shouldn't be understeering
he shouldn't be understeering
we shouldn't be understeering
you shouldn't be understeering
they shouldn't be understeering	I shouldn't have understeered
you shouldn't have understeered
he shouldn't have understeered
we shouldn't have understeered
you shouldn't have understeered
they shouldn't have understeered	I shouldn't have been understeering
you shouldn't have been understeering
he shouldn't have been understeering
we shouldn't have been understeering
you shouldn't have been understeering
they shouldn't have been understeering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I understeer?
should you understeer?
should he understeer?
should we understeer?
should you understeer?
should they understeer? 	should I be understeering?
should you be understeering?
should he be understeering?
should we be understeering?
should you be understeering?
should they be understeering? 	should I have understeered?
should you have understeered?
should he have understeered?
should we have understeered?
should you have understeered?
should they have understeered? 	should I have been understeering?
should you have been understeering?
should he have been understeering?
should we have been understeering?
should you have been understeering?
should they have been understeering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shouldn't I understeer?
shouldn't you understeer?
shouldn't he understeer?
shouldn't we understeer?
shouldn't you understeer?
shouldn't they understeer? 	shouldn't I be understeering?
shouldn't you be understeering?
shouldn't he be understeering?
shouldn't we be understeering?
shouldn't you be understeering?
shouldn't they be understeering? 	shouldn't I have understeered?
shouldn't you have understeered?
shouldn't he have understeered?
shouldn't we have understeered?
shouldn't you have understeered?
shouldn't they have understeered? 	shouldn't I have been understeering?
shouldn't you have been understeering?
shouldn't he have been understeering?
shouldn't we have been understeering?
shouldn't you have been understeering?
shouldn't they have been understeering?