should quiver
Verbo regolare: quiver - quivered- quivered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I'd quiver
you'd quiver
he'd quiver
we'd quiver
you'd quiver
they'd quiver 	I'd be quivering
you'd be quivering
he'd be quivering
we'd be quivering
you'd be quivering
they'd be quivering	I should've quivered
you should've quivered
he should've quivered
we should've quivered
you should've quivered
they should've quivered	I should've been quivering
you should've been quivering
he should've been quivering
we should've been quivering
you should've been quivering
they should've been quivering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I shouldn't quiver
you shouldn't quiver
he shouldn't quiver
we shouldn't quiver
you shouldn't quiver
they shouldn't quiver 	I shouldn't be quivering
you shouldn't be quivering
he shouldn't be quivering
we shouldn't be quivering
you shouldn't be quivering
they shouldn't be quivering	I shouldn't have quivered
you shouldn't have quivered
he shouldn't have quivered
we shouldn't have quivered
you shouldn't have quivered
they shouldn't have quivered	I shouldn't have been quivering
you shouldn't have been quivering
he shouldn't have been quivering
we shouldn't have been quivering
you shouldn't have been quivering
they shouldn't have been quivering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I quiver?
should you quiver?
should he quiver?
should we quiver?
should you quiver?
should they quiver? 	should I be quivering?
should you be quivering?
should he be quivering?
should we be quivering?
should you be quivering?
should they be quivering? 	should I have quivered?
should you have quivered?
should he have quivered?
should we have quivered?
should you have quivered?
should they have quivered? 	should I have been quivering?
should you have been quivering?
should he have been quivering?
should we have been quivering?
should you have been quivering?
should they have been quivering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
shouldn't I quiver?
shouldn't you quiver?
shouldn't he quiver?
shouldn't we quiver?
shouldn't you quiver?
shouldn't they quiver? 	shouldn't I be quivering?
shouldn't you be quivering?
shouldn't he be quivering?
shouldn't we be quivering?
shouldn't you be quivering?
shouldn't they be quivering? 	shouldn't I have quivered?
shouldn't you have quivered?
shouldn't he have quivered?
shouldn't we have quivered?
shouldn't you have quivered?
shouldn't they have quivered? 	shouldn't I have been quivering?
shouldn't you have been quivering?
shouldn't he have been quivering?
shouldn't we have been quivering?
shouldn't you have been quivering?
shouldn't they have been quivering?