should prealter
Verbo regular: prealter - prealtered- prealtered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd prealter
you'd prealter
he'd prealter
we'd prealter
you'd prealter
they'd prealter 	I'd be prealtering
you'd be prealtering
he'd be prealtering
we'd be prealtering
you'd be prealtering
they'd be prealtering	I should've prealtered
you should've prealtered
he should've prealtered
we should've prealtered
you should've prealtered
they should've prealtered	I should've been prealtering
you should've been prealtering
he should've been prealtering
we should've been prealtering
you should've been prealtering
they should've been prealtering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't prealter
you shouldn't prealter
he shouldn't prealter
we shouldn't prealter
you shouldn't prealter
they shouldn't prealter 	I shouldn't be prealtering
you shouldn't be prealtering
he shouldn't be prealtering
we shouldn't be prealtering
you shouldn't be prealtering
they shouldn't be prealtering	I shouldn't have prealtered
you shouldn't have prealtered
he shouldn't have prealtered
we shouldn't have prealtered
you shouldn't have prealtered
they shouldn't have prealtered	I shouldn't have been prealtering
you shouldn't have been prealtering
he shouldn't have been prealtering
we shouldn't have been prealtering
you shouldn't have been prealtering
they shouldn't have been prealtering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I prealter?
should you prealter?
should he prealter?
should we prealter?
should you prealter?
should they prealter? 	should I be prealtering?
should you be prealtering?
should he be prealtering?
should we be prealtering?
should you be prealtering?
should they be prealtering? 	should I have prealtered?
should you have prealtered?
should he have prealtered?
should we have prealtered?
should you have prealtered?
should they have prealtered? 	should I have been prealtering?
should you have been prealtering?
should he have been prealtering?
should we have been prealtering?
should you have been prealtering?
should they have been prealtering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I prealter?
shouldn't you prealter?
shouldn't he prealter?
shouldn't we prealter?
shouldn't you prealter?
shouldn't they prealter? 	shouldn't I be prealtering?
shouldn't you be prealtering?
shouldn't he be prealtering?
shouldn't we be prealtering?
shouldn't you be prealtering?
shouldn't they be prealtering? 	shouldn't I have prealtered?
shouldn't you have prealtered?
shouldn't he have prealtered?
shouldn't we have prealtered?
shouldn't you have prealtered?
shouldn't they have prealtered? 	shouldn't I have been prealtering?
shouldn't you have been prealtering?
shouldn't he have been prealtering?
shouldn't we have been prealtering?
shouldn't you have been prealtering?
shouldn't they have been prealtering?