should smash
Regular verb: smash - smashed- smashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd smash
you'd smash
he'd smash
we'd smash
you'd smash
they'd smash 	I'd be smashing
you'd be smashing
he'd be smashing
we'd be smashing
you'd be smashing
they'd be smashing	I should've smashed
you should've smashed
he should've smashed
we should've smashed
you should've smashed
they should've smashed	I should've been smashing
you should've been smashing
he should've been smashing
we should've been smashing
you should've been smashing
they should've been smashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't smash
you shouldn't smash
he shouldn't smash
we shouldn't smash
you shouldn't smash
they shouldn't smash 	I shouldn't be smashing
you shouldn't be smashing
he shouldn't be smashing
we shouldn't be smashing
you shouldn't be smashing
they shouldn't be smashing	I shouldn't have smashed
you shouldn't have smashed
he shouldn't have smashed
we shouldn't have smashed
you shouldn't have smashed
they shouldn't have smashed	I shouldn't have been smashing
you shouldn't have been smashing
he shouldn't have been smashing
we shouldn't have been smashing
you shouldn't have been smashing
they shouldn't have been smashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I smash?
should you smash?
should he smash?
should we smash?
should you smash?
should they smash? 	should I be smashing?
should you be smashing?
should he be smashing?
should we be smashing?
should you be smashing?
should they be smashing? 	should I have smashed?
should you have smashed?
should he have smashed?
should we have smashed?
should you have smashed?
should they have smashed? 	should I have been smashing?
should you have been smashing?
should he have been smashing?
should we have been smashing?
should you have been smashing?
should they have been smashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I smash?
shouldn't you smash?
shouldn't he smash?
shouldn't we smash?
shouldn't you smash?
shouldn't they smash? 	shouldn't I be smashing?
shouldn't you be smashing?
shouldn't he be smashing?
shouldn't we be smashing?
shouldn't you be smashing?
shouldn't they be smashing? 	shouldn't I have smashed?
shouldn't you have smashed?
shouldn't he have smashed?
shouldn't we have smashed?
shouldn't you have smashed?
shouldn't they have smashed? 	shouldn't I have been smashing?
shouldn't you have been smashing?
shouldn't he have been smashing?
shouldn't we have been smashing?
shouldn't you have been smashing?
shouldn't they have been smashing?