should contaminate
Verbo regular: contaminate - contaminated- contaminated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd contaminate
you'd contaminate
he'd contaminate
we'd contaminate
you'd contaminate
they'd contaminate 	I'd be contaminating
you'd be contaminating
he'd be contaminating
we'd be contaminating
you'd be contaminating
they'd be contaminating	I should've contaminated
you should've contaminated
he should've contaminated
we should've contaminated
you should've contaminated
they should've contaminated	I should've been contaminating
you should've been contaminating
he should've been contaminating
we should've been contaminating
you should've been contaminating
they should've been contaminating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't contaminate
you shouldn't contaminate
he shouldn't contaminate
we shouldn't contaminate
you shouldn't contaminate
they shouldn't contaminate 	I shouldn't be contaminating
you shouldn't be contaminating
he shouldn't be contaminating
we shouldn't be contaminating
you shouldn't be contaminating
they shouldn't be contaminating	I shouldn't have contaminated
you shouldn't have contaminated
he shouldn't have contaminated
we shouldn't have contaminated
you shouldn't have contaminated
they shouldn't have contaminated	I shouldn't have been contaminating
you shouldn't have been contaminating
he shouldn't have been contaminating
we shouldn't have been contaminating
you shouldn't have been contaminating
they shouldn't have been contaminating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I contaminate?
should you contaminate?
should he contaminate?
should we contaminate?
should you contaminate?
should they contaminate? 	should I be contaminating?
should you be contaminating?
should he be contaminating?
should we be contaminating?
should you be contaminating?
should they be contaminating? 	should I have contaminated?
should you have contaminated?
should he have contaminated?
should we have contaminated?
should you have contaminated?
should they have contaminated? 	should I have been contaminating?
should you have been contaminating?
should he have been contaminating?
should we have been contaminating?
should you have been contaminating?
should they have been contaminating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I contaminate?
shouldn't you contaminate?
shouldn't he contaminate?
shouldn't we contaminate?
shouldn't you contaminate?
shouldn't they contaminate? 	shouldn't I be contaminating?
shouldn't you be contaminating?
shouldn't he be contaminating?
shouldn't we be contaminating?
shouldn't you be contaminating?
shouldn't they be contaminating? 	shouldn't I have contaminated?
shouldn't you have contaminated?
shouldn't he have contaminated?
shouldn't we have contaminated?
shouldn't you have contaminated?
shouldn't they have contaminated? 	shouldn't I have been contaminating?
shouldn't you have been contaminating?
shouldn't he have been contaminating?
shouldn't we have been contaminating?
shouldn't you have been contaminating?
shouldn't they have been contaminating?