should extract
Verbo regular: extract - extracted- extracted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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	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	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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	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	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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? 	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? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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? 	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?