English verb conjugation
SHOULD EXTRACT

Regular verb: extract - extracted - extracted

Affirmation

Simple form	V-ing form
I'd extract you'd extract he'd extract we'd extract you'd extract they'd extract	I'd be extracting you'd be extracting he'd be extracting we'd be extracting you'd be extracting they'd be extracting
Perfect	V-ing perfect
I should've extracted you should've extracted he should've extracted we should've extracted you should've extracted they should've extracted	I should've been extracting you should've been extracting he should've been extracting we should've been extracting you should've been extracting they should've been extracting

Negation

Simple form	V-ing form
I shouldn't extract you shouldn't extract he shouldn't extract we shouldn't extract you shouldn't extract they shouldn't extract	I shouldn't be extracting you shouldn't be extracting he shouldn't be extracting we shouldn't be extracting you shouldn't be extracting they shouldn't be extracting
Perfect	V-ing perfect
I shouldn't have extracted you shouldn't have extracted he shouldn't have extracted we shouldn't have extracted you shouldn't have extracted they shouldn't have extracted	I shouldn't have been extracting you shouldn't have been extracting he shouldn't have been extracting we shouldn't have been extracting you shouldn't have been extracting they shouldn't have been extracting

Interrogative form

Simple form	V-ing form
should I extract? should you extract? should he extract? should we extract? should you extract? should they extract?	should I be extracting? should you be extracting? should he be extracting? should we be extracting? should you be extracting? should they be extracting?
Perfect	V-ing perfect
should I have extracted? should you have extracted? should he have extracted? should we have extracted? should you have extracted? should they have extracted?	should I have been extracting? should you have been extracting? should he have been extracting? should we have been extracting? should you have been extracting? should they have been extracting?

Interro-negative form

Simple form	V-ing form
shouldn't I extract? shouldn't you extract? shouldn't he extract? shouldn't we extract? shouldn't you extract? shouldn't they extract?	shouldn't I be extracting? shouldn't you be extracting? shouldn't he be extracting? shouldn't we be extracting? shouldn't you be extracting? shouldn't they be extracting?
Perfect	V-ing perfect
shouldn't I have extracted? shouldn't you have extracted? shouldn't he have extracted? shouldn't we have extracted? shouldn't you have extracted? shouldn't they have extracted?	shouldn't I have been extracting? shouldn't you have been extracting? shouldn't he have been extracting? shouldn't we have been extracting? shouldn't you have been extracting? shouldn't they have been extracting?