English verb conjugation
SHOULD PREVISION

Regular verb: prevision - previsioned - previsioned

Affirmation

Simple form	V-ing form
I'd prevision you'd prevision she'd prevision we'd prevision you'd prevision they'd prevision	I'd be previsioning you'd be previsioning she'd be previsioning we'd be previsioning you'd be previsioning they'd be previsioning
Perfect	V-ing perfect
I should've previsioned you should've previsioned she should've previsioned we should've previsioned you should've previsioned they should've previsioned	I should've been previsioning you should've been previsioning she should've been previsioning we should've been previsioning you should've been previsioning they should've been previsioning

Negation

Simple form	V-ing form
I shouldn't prevision you shouldn't prevision she shouldn't prevision we shouldn't prevision you shouldn't prevision they shouldn't prevision	I shouldn't be previsioning you shouldn't be previsioning she shouldn't be previsioning we shouldn't be previsioning you shouldn't be previsioning they shouldn't be previsioning
Perfect	V-ing perfect
I shouldn't have previsioned you shouldn't have previsioned she shouldn't have previsioned we shouldn't have previsioned you shouldn't have previsioned they shouldn't have previsioned	I shouldn't have been previsioning you shouldn't have been previsioning she shouldn't have been previsioning we shouldn't have been previsioning you shouldn't have been previsioning they shouldn't have been previsioning

Interrogative form

Simple form	V-ing form
should I prevision? should you prevision? should she prevision? should we prevision? should you prevision? should they prevision?	should I be previsioning? should you be previsioning? should she be previsioning? should we be previsioning? should you be previsioning? should they be previsioning?
Perfect	V-ing perfect
should I have previsioned? should you have previsioned? should she have previsioned? should we have previsioned? should you have previsioned? should they have previsioned?	should I have been previsioning? should you have been previsioning? should she have been previsioning? should we have been previsioning? should you have been previsioning? should they have been previsioning?

Interro-negative form

Simple form	V-ing form
shouldn't I prevision? shouldn't you prevision? shouldn't she prevision? shouldn't we prevision? shouldn't you prevision? shouldn't they prevision?	shouldn't I be previsioning? shouldn't you be previsioning? shouldn't she be previsioning? shouldn't we be previsioning? shouldn't you be previsioning? shouldn't they be previsioning?
Perfect	V-ing perfect
shouldn't I have previsioned? shouldn't you have previsioned? shouldn't she have previsioned? shouldn't we have previsioned? shouldn't you have previsioned? shouldn't they have previsioned?	shouldn't I have been previsioning? shouldn't you have been previsioning? shouldn't she have been previsioning? shouldn't we have been previsioning? shouldn't you have been previsioning? shouldn't they have been previsioning?