should overrate
Regular verb: overrate - overrated- overrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd overrate
you'd overrate
he'd overrate
we'd overrate
you'd overrate
they'd overrate 	I'd be overrating
you'd be overrating
he'd be overrating
we'd be overrating
you'd be overrating
they'd be overrating	I should've overrated
you should've overrated
he should've overrated
we should've overrated
you should've overrated
they should've overrated	I should've been overrating
you should've been overrating
he should've been overrating
we should've been overrating
you should've been overrating
they should've been overrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't overrate
you shouldn't overrate
he shouldn't overrate
we shouldn't overrate
you shouldn't overrate
they shouldn't overrate 	I shouldn't be overrating
you shouldn't be overrating
he shouldn't be overrating
we shouldn't be overrating
you shouldn't be overrating
they shouldn't be overrating	I shouldn't have overrated
you shouldn't have overrated
he shouldn't have overrated
we shouldn't have overrated
you shouldn't have overrated
they shouldn't have overrated	I shouldn't have been overrating
you shouldn't have been overrating
he shouldn't have been overrating
we shouldn't have been overrating
you shouldn't have been overrating
they shouldn't have been overrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I overrate?
should you overrate?
should he overrate?
should we overrate?
should you overrate?
should they overrate? 	should I be overrating?
should you be overrating?
should he be overrating?
should we be overrating?
should you be overrating?
should they be overrating? 	should I have overrated?
should you have overrated?
should he have overrated?
should we have overrated?
should you have overrated?
should they have overrated? 	should I have been overrating?
should you have been overrating?
should he have been overrating?
should we have been overrating?
should you have been overrating?
should they have been overrating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I overrate?
shouldn't you overrate?
shouldn't he overrate?
shouldn't we overrate?
shouldn't you overrate?
shouldn't they overrate? 	shouldn't I be overrating?
shouldn't you be overrating?
shouldn't he be overrating?
shouldn't we be overrating?
shouldn't you be overrating?
shouldn't they be overrating? 	shouldn't I have overrated?
shouldn't you have overrated?
shouldn't he have overrated?
shouldn't we have overrated?
shouldn't you have overrated?
shouldn't they have overrated? 	shouldn't I have been overrating?
shouldn't you have been overrating?
shouldn't he have been overrating?
shouldn't we have been overrating?
shouldn't you have been overrating?
shouldn't they have been overrating?