English verb conjugation
SHOULD WRACK

Regular verb: wrack - wracked - wracked

Affirmation

Simple form	V-ing form
I'd wrack you'd wrack he'd wrack we'd wrack you'd wrack they'd wrack	I'd be wracking you'd be wracking he'd be wracking we'd be wracking you'd be wracking they'd be wracking
Perfect	V-ing perfect
I should've wracked you should've wracked he should've wracked we should've wracked you should've wracked they should've wracked	I should've been wracking you should've been wracking he should've been wracking we should've been wracking you should've been wracking they should've been wracking

Negation

Simple form	V-ing form
I shouldn't wrack you shouldn't wrack he shouldn't wrack we shouldn't wrack you shouldn't wrack they shouldn't wrack	I shouldn't be wracking you shouldn't be wracking he shouldn't be wracking we shouldn't be wracking you shouldn't be wracking they shouldn't be wracking
Perfect	V-ing perfect
I shouldn't have wracked you shouldn't have wracked he shouldn't have wracked we shouldn't have wracked you shouldn't have wracked they shouldn't have wracked	I shouldn't have been wracking you shouldn't have been wracking he shouldn't have been wracking we shouldn't have been wracking you shouldn't have been wracking they shouldn't have been wracking

Interrogative form

Simple form	V-ing form
should I wrack? should you wrack? should he wrack? should we wrack? should you wrack? should they wrack?	should I be wracking? should you be wracking? should he be wracking? should we be wracking? should you be wracking? should they be wracking?
Perfect	V-ing perfect
should I have wracked? should you have wracked? should he have wracked? should we have wracked? should you have wracked? should they have wracked?	should I have been wracking? should you have been wracking? should he have been wracking? should we have been wracking? should you have been wracking? should they have been wracking?

Interro-negative form

Simple form	V-ing form
shouldn't I wrack? shouldn't you wrack? shouldn't he wrack? shouldn't we wrack? shouldn't you wrack? shouldn't they wrack?	shouldn't I be wracking? shouldn't you be wracking? shouldn't he be wracking? shouldn't we be wracking? shouldn't you be wracking? shouldn't they be wracking?
Perfect	V-ing perfect
shouldn't I have wracked? shouldn't you have wracked? shouldn't he have wracked? shouldn't we have wracked? shouldn't you have wracked? shouldn't they have wracked?	shouldn't I have been wracking? shouldn't you have been wracking? shouldn't he have been wracking? shouldn't we have been wracking? shouldn't you have been wracking? shouldn't they have been wracking?