should punch
Regular verb: punch - punched- punched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd punch
you'd punch
he'd punch
we'd punch
you'd punch
they'd punch 	I'd be punching
you'd be punching
he'd be punching
we'd be punching
you'd be punching
they'd be punching	I should've punched
you should've punched
he should've punched
we should've punched
you should've punched
they should've punched	I should've been punching
you should've been punching
he should've been punching
we should've been punching
you should've been punching
they should've been punching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't punch
you shouldn't punch
he shouldn't punch
we shouldn't punch
you shouldn't punch
they shouldn't punch 	I shouldn't be punching
you shouldn't be punching
he shouldn't be punching
we shouldn't be punching
you shouldn't be punching
they shouldn't be punching	I shouldn't have punched
you shouldn't have punched
he shouldn't have punched
we shouldn't have punched
you shouldn't have punched
they shouldn't have punched	I shouldn't have been punching
you shouldn't have been punching
he shouldn't have been punching
we shouldn't have been punching
you shouldn't have been punching
they shouldn't have been punching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I punch?
should you punch?
should he punch?
should we punch?
should you punch?
should they punch? 	should I be punching?
should you be punching?
should he be punching?
should we be punching?
should you be punching?
should they be punching? 	should I have punched?
should you have punched?
should he have punched?
should we have punched?
should you have punched?
should they have punched? 	should I have been punching?
should you have been punching?
should he have been punching?
should we have been punching?
should you have been punching?
should they have been punching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I punch?
shouldn't you punch?
shouldn't he punch?
shouldn't we punch?
shouldn't you punch?
shouldn't they punch? 	shouldn't I be punching?
shouldn't you be punching?
shouldn't he be punching?
shouldn't we be punching?
shouldn't you be punching?
shouldn't they be punching? 	shouldn't I have punched?
shouldn't you have punched?
shouldn't he have punched?
shouldn't we have punched?
shouldn't you have punched?
shouldn't they have punched? 	shouldn't I have been punching?
shouldn't you have been punching?
shouldn't he have been punching?
shouldn't we have been punching?
shouldn't you have been punching?
shouldn't they have been punching?