should scour
Regular verb: scour - scoured- scoured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd scour
you'd scour
he'd scour
we'd scour
you'd scour
they'd scour 	I'd be scouring
you'd be scouring
he'd be scouring
we'd be scouring
you'd be scouring
they'd be scouring	I should've scoured
you should've scoured
he should've scoured
we should've scoured
you should've scoured
they should've scoured	I should've been scouring
you should've been scouring
he should've been scouring
we should've been scouring
you should've been scouring
they should've been scouring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't scour
you shouldn't scour
he shouldn't scour
we shouldn't scour
you shouldn't scour
they shouldn't scour 	I shouldn't be scouring
you shouldn't be scouring
he shouldn't be scouring
we shouldn't be scouring
you shouldn't be scouring
they shouldn't be scouring	I shouldn't have scoured
you shouldn't have scoured
he shouldn't have scoured
we shouldn't have scoured
you shouldn't have scoured
they shouldn't have scoured	I shouldn't have been scouring
you shouldn't have been scouring
he shouldn't have been scouring
we shouldn't have been scouring
you shouldn't have been scouring
they shouldn't have been scouring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I scour?
should you scour?
should he scour?
should we scour?
should you scour?
should they scour? 	should I be scouring?
should you be scouring?
should he be scouring?
should we be scouring?
should you be scouring?
should they be scouring? 	should I have scoured?
should you have scoured?
should he have scoured?
should we have scoured?
should you have scoured?
should they have scoured? 	should I have been scouring?
should you have been scouring?
should he have been scouring?
should we have been scouring?
should you have been scouring?
should they have been scouring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I scour?
shouldn't you scour?
shouldn't he scour?
shouldn't we scour?
shouldn't you scour?
shouldn't they scour? 	shouldn't I be scouring?
shouldn't you be scouring?
shouldn't he be scouring?
shouldn't we be scouring?
shouldn't you be scouring?
shouldn't they be scouring? 	shouldn't I have scoured?
shouldn't you have scoured?
shouldn't he have scoured?
shouldn't we have scoured?
shouldn't you have scoured?
shouldn't they have scoured? 	shouldn't I have been scouring?
shouldn't you have been scouring?
shouldn't he have been scouring?
shouldn't we have been scouring?
shouldn't you have been scouring?
shouldn't they have been scouring?