should simper
Regular verb: simper - simpered- simpered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd simper
you'd simper
she'd simper
we'd simper
you'd simper
they'd simper 	I'd be simpering
you'd be simpering
she'd be simpering
we'd be simpering
you'd be simpering
they'd be simpering	I should've simpered
you should've simpered
she should've simpered
we should've simpered
you should've simpered
they should've simpered	I should've been simpering
you should've been simpering
she should've been simpering
we should've been simpering
you should've been simpering
they should've been simpering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't simper
you shouldn't simper
she shouldn't simper
we shouldn't simper
you shouldn't simper
they shouldn't simper 	I shouldn't be simpering
you shouldn't be simpering
she shouldn't be simpering
we shouldn't be simpering
you shouldn't be simpering
they shouldn't be simpering	I shouldn't have simpered
you shouldn't have simpered
she shouldn't have simpered
we shouldn't have simpered
you shouldn't have simpered
they shouldn't have simpered	I shouldn't have been simpering
you shouldn't have been simpering
she shouldn't have been simpering
we shouldn't have been simpering
you shouldn't have been simpering
they shouldn't have been simpering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I simper?
should you simper?
should she simper?
should we simper?
should you simper?
should they simper? 	should I be simpering?
should you be simpering?
should she be simpering?
should we be simpering?
should you be simpering?
should they be simpering? 	should I have simpered?
should you have simpered?
should she have simpered?
should we have simpered?
should you have simpered?
should they have simpered? 	should I have been simpering?
should you have been simpering?
should she have been simpering?
should we have been simpering?
should you have been simpering?
should they have been simpering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I simper?
shouldn't you simper?
shouldn't she simper?
shouldn't we simper?
shouldn't you simper?
shouldn't they simper? 	shouldn't I be simpering?
shouldn't you be simpering?
shouldn't she be simpering?
shouldn't we be simpering?
shouldn't you be simpering?
shouldn't they be simpering? 	shouldn't I have simpered?
shouldn't you have simpered?
shouldn't she have simpered?
shouldn't we have simpered?
shouldn't you have simpered?
shouldn't they have simpered? 	shouldn't I have been simpering?
shouldn't you have been simpering?
shouldn't she have been simpering?
shouldn't we have been simpering?
shouldn't you have been simpering?
shouldn't they have been simpering?