should abrade
Regular verb: abrade - abraded- abraded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd abrade
you'd abrade
he'd abrade
we'd abrade
you'd abrade
they'd abrade 	I'd be abrading
you'd be abrading
he'd be abrading
we'd be abrading
you'd be abrading
they'd be abrading	I should've abraded
you should've abraded
he should've abraded
we should've abraded
you should've abraded
they should've abraded	I should've been abrading
you should've been abrading
he should've been abrading
we should've been abrading
you should've been abrading
they should've been abrading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't abrade
you shouldn't abrade
he shouldn't abrade
we shouldn't abrade
you shouldn't abrade
they shouldn't abrade 	I shouldn't be abrading
you shouldn't be abrading
he shouldn't be abrading
we shouldn't be abrading
you shouldn't be abrading
they shouldn't be abrading	I shouldn't have abraded
you shouldn't have abraded
he shouldn't have abraded
we shouldn't have abraded
you shouldn't have abraded
they shouldn't have abraded	I shouldn't have been abrading
you shouldn't have been abrading
he shouldn't have been abrading
we shouldn't have been abrading
you shouldn't have been abrading
they shouldn't have been abrading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I abrade?
should you abrade?
should he abrade?
should we abrade?
should you abrade?
should they abrade? 	should I be abrading?
should you be abrading?
should he be abrading?
should we be abrading?
should you be abrading?
should they be abrading? 	should I have abraded?
should you have abraded?
should he have abraded?
should we have abraded?
should you have abraded?
should they have abraded? 	should I have been abrading?
should you have been abrading?
should he have been abrading?
should we have been abrading?
should you have been abrading?
should they have been abrading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I abrade?
shouldn't you abrade?
shouldn't he abrade?
shouldn't we abrade?
shouldn't you abrade?
shouldn't they abrade? 	shouldn't I be abrading?
shouldn't you be abrading?
shouldn't he be abrading?
shouldn't we be abrading?
shouldn't you be abrading?
shouldn't they be abrading? 	shouldn't I have abraded?
shouldn't you have abraded?
shouldn't he have abraded?
shouldn't we have abraded?
shouldn't you have abraded?
shouldn't they have abraded? 	shouldn't I have been abrading?
shouldn't you have been abrading?
shouldn't he have been abrading?
shouldn't we have been abrading?
shouldn't you have been abrading?
shouldn't they have been abrading?