English verb conjugation
SHOULD SIUM

Regular verb: sium - siumed - siumed

Affirmation

Simple form	V-ing form
I'd sium you'd sium she'd sium we'd sium you'd sium they'd sium	I'd be siuming you'd be siuming she'd be siuming we'd be siuming you'd be siuming they'd be siuming
Perfect	V-ing perfect
I should've siumed you should've siumed she should've siumed we should've siumed you should've siumed they should've siumed	I should've been siuming you should've been siuming she should've been siuming we should've been siuming you should've been siuming they should've been siuming

Negation

Simple form	V-ing form
I shouldn't sium you shouldn't sium she shouldn't sium we shouldn't sium you shouldn't sium they shouldn't sium	I shouldn't be siuming you shouldn't be siuming she shouldn't be siuming we shouldn't be siuming you shouldn't be siuming they shouldn't be siuming
Perfect	V-ing perfect
I shouldn't have siumed you shouldn't have siumed she shouldn't have siumed we shouldn't have siumed you shouldn't have siumed they shouldn't have siumed	I shouldn't have been siuming you shouldn't have been siuming she shouldn't have been siuming we shouldn't have been siuming you shouldn't have been siuming they shouldn't have been siuming

Interrogative form

Simple form	V-ing form
should I sium? should you sium? should she sium? should we sium? should you sium? should they sium?	should I be siuming? should you be siuming? should she be siuming? should we be siuming? should you be siuming? should they be siuming?
Perfect	V-ing perfect
should I have siumed? should you have siumed? should she have siumed? should we have siumed? should you have siumed? should they have siumed?	should I have been siuming? should you have been siuming? should she have been siuming? should we have been siuming? should you have been siuming? should they have been siuming?

Interro-negative form

Simple form	V-ing form
shouldn't I sium? shouldn't you sium? shouldn't she sium? shouldn't we sium? shouldn't you sium? shouldn't they sium?	shouldn't I be siuming? shouldn't you be siuming? shouldn't she be siuming? shouldn't we be siuming? shouldn't you be siuming? shouldn't they be siuming?
Perfect	V-ing perfect
shouldn't I have siumed? shouldn't you have siumed? shouldn't she have siumed? shouldn't we have siumed? shouldn't you have siumed? shouldn't they have siumed?	shouldn't I have been siuming? shouldn't you have been siuming? shouldn't she have been siuming? shouldn't we have been siuming? shouldn't you have been siuming? shouldn't they have been siuming?