English verb conjugation
SHOULD DEGREASE

Regular verb: degrease - degreased - degreased

Affirmation

Simple form	V-ing form
I'd degrease you'd degrease she'd degrease we'd degrease you'd degrease they'd degrease	I'd be degreasing you'd be degreasing she'd be degreasing we'd be degreasing you'd be degreasing they'd be degreasing
Perfect	V-ing perfect
I should've degreased you should've degreased she 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 she 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
I shouldn't degrease you shouldn't degrease she 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 she shouldn't be degreasing we shouldn't be degreasing you shouldn't be degreasing they shouldn't be degreasing
Perfect	V-ing perfect
I shouldn't have degreased you shouldn't have degreased she 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 she 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
should I degrease? should you degrease? should she degrease? should we degrease? should you degrease? should they degrease?	should I be degreasing? should you be degreasing? should she be degreasing? should we be degreasing? should you be degreasing? should they be degreasing?
Perfect	V-ing perfect
should I have degreased? should you have degreased? should she 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 she 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
shouldn't I degrease? shouldn't you degrease? shouldn't she 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 she be degreasing? shouldn't we be degreasing? shouldn't you be degreasing? shouldn't they be degreasing?
Perfect	V-ing perfect
shouldn't I have degreased? shouldn't you have degreased? shouldn't she 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 she have been degreasing? shouldn't we have been degreasing? shouldn't you have been degreasing? shouldn't they have been degreasing?