should sledgehammer
Regular verb: sledgehammer - sledgehammered- sledgehammered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd sledgehammer
you'd sledgehammer
he'd sledgehammer
we'd sledgehammer
you'd sledgehammer
they'd sledgehammer 	I'd be sledgehammering
you'd be sledgehammering
he'd be sledgehammering
we'd be sledgehammering
you'd be sledgehammering
they'd be sledgehammering	I should've sledgehammered
you should've sledgehammered
he should've sledgehammered
we should've sledgehammered
you should've sledgehammered
they should've sledgehammered	I should've been sledgehammering
you should've been sledgehammering
he should've been sledgehammering
we should've been sledgehammering
you should've been sledgehammering
they should've been sledgehammering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't sledgehammer
you shouldn't sledgehammer
he shouldn't sledgehammer
we shouldn't sledgehammer
you shouldn't sledgehammer
they shouldn't sledgehammer 	I shouldn't be sledgehammering
you shouldn't be sledgehammering
he shouldn't be sledgehammering
we shouldn't be sledgehammering
you shouldn't be sledgehammering
they shouldn't be sledgehammering	I shouldn't have sledgehammered
you shouldn't have sledgehammered
he shouldn't have sledgehammered
we shouldn't have sledgehammered
you shouldn't have sledgehammered
they shouldn't have sledgehammered	I shouldn't have been sledgehammering
you shouldn't have been sledgehammering
he shouldn't have been sledgehammering
we shouldn't have been sledgehammering
you shouldn't have been sledgehammering
they shouldn't have been sledgehammering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I sledgehammer?
should you sledgehammer?
should he sledgehammer?
should we sledgehammer?
should you sledgehammer?
should they sledgehammer? 	should I be sledgehammering?
should you be sledgehammering?
should he be sledgehammering?
should we be sledgehammering?
should you be sledgehammering?
should they be sledgehammering? 	should I have sledgehammered?
should you have sledgehammered?
should he have sledgehammered?
should we have sledgehammered?
should you have sledgehammered?
should they have sledgehammered? 	should I have been sledgehammering?
should you have been sledgehammering?
should he have been sledgehammering?
should we have been sledgehammering?
should you have been sledgehammering?
should they have been sledgehammering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I sledgehammer?
shouldn't you sledgehammer?
shouldn't he sledgehammer?
shouldn't we sledgehammer?
shouldn't you sledgehammer?
shouldn't they sledgehammer? 	shouldn't I be sledgehammering?
shouldn't you be sledgehammering?
shouldn't he be sledgehammering?
shouldn't we be sledgehammering?
shouldn't you be sledgehammering?
shouldn't they be sledgehammering? 	shouldn't I have sledgehammered?
shouldn't you have sledgehammered?
shouldn't he have sledgehammered?
shouldn't we have sledgehammered?
shouldn't you have sledgehammered?
shouldn't they have sledgehammered? 	shouldn't I have been sledgehammering?
shouldn't you have been sledgehammering?
shouldn't he have been sledgehammering?
shouldn't we have been sledgehammering?
shouldn't you have been sledgehammering?
shouldn't they have been sledgehammering?