should cower
Regular verb: cower - cowered- cowered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd cower
you'd cower
she'd cower
we'd cower
you'd cower
they'd cower 	I'd be cowering
you'd be cowering
she'd be cowering
we'd be cowering
you'd be cowering
they'd be cowering	I should've cowered
you should've cowered
she should've cowered
we should've cowered
you should've cowered
they should've cowered	I should've been cowering
you should've been cowering
she should've been cowering
we should've been cowering
you should've been cowering
they should've been cowering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't cower
you shouldn't cower
she shouldn't cower
we shouldn't cower
you shouldn't cower
they shouldn't cower 	I shouldn't be cowering
you shouldn't be cowering
she shouldn't be cowering
we shouldn't be cowering
you shouldn't be cowering
they shouldn't be cowering	I shouldn't have cowered
you shouldn't have cowered
she shouldn't have cowered
we shouldn't have cowered
you shouldn't have cowered
they shouldn't have cowered	I shouldn't have been cowering
you shouldn't have been cowering
she shouldn't have been cowering
we shouldn't have been cowering
you shouldn't have been cowering
they shouldn't have been cowering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I cower?
should you cower?
should she cower?
should we cower?
should you cower?
should they cower? 	should I be cowering?
should you be cowering?
should she be cowering?
should we be cowering?
should you be cowering?
should they be cowering? 	should I have cowered?
should you have cowered?
should she have cowered?
should we have cowered?
should you have cowered?
should they have cowered? 	should I have been cowering?
should you have been cowering?
should she have been cowering?
should we have been cowering?
should you have been cowering?
should they have been cowering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I cower?
shouldn't you cower?
shouldn't she cower?
shouldn't we cower?
shouldn't you cower?
shouldn't they cower? 	shouldn't I be cowering?
shouldn't you be cowering?
shouldn't she be cowering?
shouldn't we be cowering?
shouldn't you be cowering?
shouldn't they be cowering? 	shouldn't I have cowered?
shouldn't you have cowered?
shouldn't she have cowered?
shouldn't we have cowered?
shouldn't you have cowered?
shouldn't they have cowered? 	shouldn't I have been cowering?
shouldn't you have been cowering?
shouldn't she have been cowering?
shouldn't we have been cowering?
shouldn't you have been cowering?
shouldn't they have been cowering?