should obtain
Verbo regular: obtain - obtained- obtained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd obtain
you'd obtain
he'd obtain
we'd obtain
you'd obtain
they'd obtain 	I'd be obtaining
you'd be obtaining
he'd be obtaining
we'd be obtaining
you'd be obtaining
they'd be obtaining	I should've obtained
you should've obtained
he should've obtained
we should've obtained
you should've obtained
they should've obtained	I should've been obtaining
you should've been obtaining
he should've been obtaining
we should've been obtaining
you should've been obtaining
they should've been obtaining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't obtain
you shouldn't obtain
he shouldn't obtain
we shouldn't obtain
you shouldn't obtain
they shouldn't obtain 	I shouldn't be obtaining
you shouldn't be obtaining
he shouldn't be obtaining
we shouldn't be obtaining
you shouldn't be obtaining
they shouldn't be obtaining	I shouldn't have obtained
you shouldn't have obtained
he shouldn't have obtained
we shouldn't have obtained
you shouldn't have obtained
they shouldn't have obtained	I shouldn't have been obtaining
you shouldn't have been obtaining
he shouldn't have been obtaining
we shouldn't have been obtaining
you shouldn't have been obtaining
they shouldn't have been obtaining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I obtain?
should you obtain?
should he obtain?
should we obtain?
should you obtain?
should they obtain? 	should I be obtaining?
should you be obtaining?
should he be obtaining?
should we be obtaining?
should you be obtaining?
should they be obtaining? 	should I have obtained?
should you have obtained?
should he have obtained?
should we have obtained?
should you have obtained?
should they have obtained? 	should I have been obtaining?
should you have been obtaining?
should he have been obtaining?
should we have been obtaining?
should you have been obtaining?
should they have been obtaining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I obtain?
shouldn't you obtain?
shouldn't he obtain?
shouldn't we obtain?
shouldn't you obtain?
shouldn't they obtain? 	shouldn't I be obtaining?
shouldn't you be obtaining?
shouldn't he be obtaining?
shouldn't we be obtaining?
shouldn't you be obtaining?
shouldn't they be obtaining? 	shouldn't I have obtained?
shouldn't you have obtained?
shouldn't he have obtained?
shouldn't we have obtained?
shouldn't you have obtained?
shouldn't they have obtained? 	shouldn't I have been obtaining?
shouldn't you have been obtaining?
shouldn't he have been obtaining?
shouldn't we have been obtaining?
shouldn't you have been obtaining?
shouldn't they have been obtaining?