should degrease
Regular verb: degrease - degreased- degreased

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd degrease
you'd degrease
he'd degrease
we'd degrease
you'd degrease
they'd degrease 	I'd be degreasing
you'd be degreasing
he'd be degreasing
we'd be degreasing
you'd be degreasing
they'd be degreasing	I should've degreased
you should've degreased
he should've degreased
we should've degreased
you should've degreased
they should've degreased	I should've been degreasing
you should've been degreasing
he should've been degreasing
we should've been degreasing
you should've been degreasing
they should've been degreasing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't degrease
you shouldn't degrease
he shouldn't degrease
we shouldn't degrease
you shouldn't degrease
they shouldn't degrease 	I shouldn't be degreasing
you shouldn't be degreasing
he shouldn't be degreasing
we shouldn't be degreasing
you shouldn't be degreasing
they shouldn't be degreasing	I shouldn't have degreased
you shouldn't have degreased
he shouldn't have degreased
we shouldn't have degreased
you shouldn't have degreased
they shouldn't have degreased	I shouldn't have been degreasing
you shouldn't have been degreasing
he shouldn't have been degreasing
we shouldn't have been degreasing
you shouldn't have been degreasing
they shouldn't have been degreasing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I degrease?
should you degrease?
should he degrease?
should we degrease?
should you degrease?
should they degrease? 	should I be degreasing?
should you be degreasing?
should he be degreasing?
should we be degreasing?
should you be degreasing?
should they be degreasing? 	should I have degreased?
should you have degreased?
should he have degreased?
should we have degreased?
should you have degreased?
should they have degreased? 	should I have been degreasing?
should you have been degreasing?
should he have been degreasing?
should we have been degreasing?
should you have been degreasing?
should they have been degreasing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I degrease?
shouldn't you degrease?
shouldn't he degrease?
shouldn't we degrease?
shouldn't you degrease?
shouldn't they degrease? 	shouldn't I be degreasing?
shouldn't you be degreasing?
shouldn't he be degreasing?
shouldn't we be degreasing?
shouldn't you be degreasing?
shouldn't they be degreasing? 	shouldn't I have degreased?
shouldn't you have degreased?
shouldn't he have degreased?
shouldn't we have degreased?
shouldn't you have degreased?
shouldn't they have degreased? 	shouldn't I have been degreasing?
shouldn't you have been degreasing?
shouldn't he have been degreasing?
shouldn't we have been degreasing?
shouldn't you have been degreasing?
shouldn't they have been degreasing?