English verb conjugation
SHOULD FATTEN

Regular verb: fatten - fattened - fattened

Affirmation

Simple form	V-ing form
I'd fatten you'd fatten she'd fatten we'd fatten you'd fatten they'd fatten	I'd be fattening you'd be fattening she'd be fattening we'd be fattening you'd be fattening they'd be fattening
Perfect	V-ing perfect
I should've fattened you should've fattened she should've fattened we should've fattened you should've fattened they should've fattened	I should've been fattening you should've been fattening she should've been fattening we should've been fattening you should've been fattening they should've been fattening

Negation

Simple form	V-ing form
I shouldn't fatten you shouldn't fatten she shouldn't fatten we shouldn't fatten you shouldn't fatten they shouldn't fatten	I shouldn't be fattening you shouldn't be fattening she shouldn't be fattening we shouldn't be fattening you shouldn't be fattening they shouldn't be fattening
Perfect	V-ing perfect
I shouldn't have fattened you shouldn't have fattened she shouldn't have fattened we shouldn't have fattened you shouldn't have fattened they shouldn't have fattened	I shouldn't have been fattening you shouldn't have been fattening she shouldn't have been fattening we shouldn't have been fattening you shouldn't have been fattening they shouldn't have been fattening

Interrogative form

Simple form	V-ing form
should I fatten? should you fatten? should she fatten? should we fatten? should you fatten? should they fatten?	should I be fattening? should you be fattening? should she be fattening? should we be fattening? should you be fattening? should they be fattening?
Perfect	V-ing perfect
should I have fattened? should you have fattened? should she have fattened? should we have fattened? should you have fattened? should they have fattened?	should I have been fattening? should you have been fattening? should she have been fattening? should we have been fattening? should you have been fattening? should they have been fattening?

Interro-negative form

Simple form	V-ing form
shouldn't I fatten? shouldn't you fatten? shouldn't she fatten? shouldn't we fatten? shouldn't you fatten? shouldn't they fatten?	shouldn't I be fattening? shouldn't you be fattening? shouldn't she be fattening? shouldn't we be fattening? shouldn't you be fattening? shouldn't they be fattening?
Perfect	V-ing perfect
shouldn't I have fattened? shouldn't you have fattened? shouldn't she have fattened? shouldn't we have fattened? shouldn't you have fattened? shouldn't they have fattened?	shouldn't I have been fattening? shouldn't you have been fattening? shouldn't she have been fattening? shouldn't we have been fattening? shouldn't you have been fattening? shouldn't they have been fattening?