should prevision
Regular verb: prevision - previsioned- previsioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd prevision
you'd prevision
he'd prevision
we'd prevision
you'd prevision
they'd prevision 	I'd be previsioning
you'd be previsioning
he'd be previsioning
we'd be previsioning
you'd be previsioning
they'd be previsioning	I should've previsioned
you should've previsioned
he 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
he 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 	Perfect 	V-ing perfect 	
I shouldn't prevision
you shouldn't prevision
he 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
he shouldn't be previsioning
we shouldn't be previsioning
you shouldn't be previsioning
they shouldn't be previsioning	I shouldn't have previsioned
you shouldn't have previsioned
he 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
he 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 	Perfect 	V-ing perfect 	
should I prevision?
should you prevision?
should he prevision?
should we prevision?
should you prevision?
should they prevision? 	should I be previsioning?
should you be previsioning?
should he be previsioning?
should we be previsioning?
should you be previsioning?
should they be previsioning? 	should I have previsioned?
should you have previsioned?
should he 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 he 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 	Perfect 	V-ing perfect 	
shouldn't I prevision?
shouldn't you prevision?
shouldn't he 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 he be previsioning?
shouldn't we be previsioning?
shouldn't you be previsioning?
shouldn't they be previsioning? 	shouldn't I have previsioned?
shouldn't you have previsioned?
shouldn't he 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 he have been previsioning?
shouldn't we have been previsioning?
shouldn't you have been previsioning?
shouldn't they have been previsioning?