to stack
Verbo regular: stack - stacked- stacked

Indicativo 	
Presente 	Presente contínuo 	Pretérito 	Preterito contínuo 	
 don't I stack?
don't you stack?
doesn't he stack?
don't we stack?
don't you stack?
don't they stack? 	amI not stacking?
aren't you stacking?
isn't he stacking?
aren't we stacking?
aren't you stacking?
aren't they stacking? 	didn't I stack?
didn't you stack?
didn't he stack?
didn't we stack?
didn't you stack?
didn't they stack? 	wasn't I stacking?
weren't you stacking?
wasn't he stacking?
weren't we stacking?
weren't you stacking?
weren't they stacking? 	
Presente perfeito 	Presente perfeito contínuo 	Mais perfeito 	Contínuo mais perfeito 	
haven't I stacked?
haven't you stacked?
hasn't he stacked?
haven't we stacked?
haven't you stacked?
haven't they stacked? 	haven't I been stacking?
haven't you been stacking?
hasn't he been stacking?
haven't we been stacking?
haven't you been stacking?
haven't they been stacking? 	hadn't I stacked?
hadn't you stacked?
hadn't he stacked?
hadn't we stacked?
hadn't you stacked?
hadn't they stacked? 	hadn't I been stacking?
hadn't you been stacking?
hadn't he been stacking?
hadn't we been stacking?
hadn't you been stacking?
hadn't they been stacking? 	
Futuro 	Futuro contínuo 	futuro perfeito 	futuro perfeito contínuo 	
won't I stack?
won't you stack?
won't he stack?
won't we stack?
won't you stack?
won't they stack? 	won't I be stacking?
won't you be stacking?
won't he be stacking?
won't we be stacking?
won't you be stacking?
won't they be stacking? 	won't I have stacked?
won't you have stacked?
won't he have stacked?
won't we have stacked?
won't you have stacked?
won't they have stacked? 	won't I have been stacking?
won't you have been stacking?
won't he have been stacking?
won't we have been stacking?
won't you have been stacking?
won't they have been stacking? 	

Condicional 	
Presente 	Presente contínuo 	Passado 	Passado contínuo 	
wouldn't I stack?
wouldn't you stack?
wouldn't he stack?
wouldn't we stack?
wouldn't you stack?
wouldn't they stack? 	wouldn't I be stacking?
wouldn't you be stacking?
wouldn't he be stacking?
wouldn't we be stacking?
wouldn't you be stacking?
wouldn't they be stacking? 	wouldn't I have stacked?
wouldn't you have stacked?
wouldn't he have stacked?
wouldn't we have stacked?
wouldn't you have stacked?
wouldn't they have stacked? 	wouldn't I have been stacking?
wouldn't you have been stacking?
wouldn't he have been stacking?
wouldn't we have been stacking?
wouldn't you have been stacking?
wouldn't they have been stacking? 	

Infinitivo 	
Imperativo 	
Infinitivo 	 	Imperativo 	 	
to stack 	 	-
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- 	 	

Particípio 	
Presente 	Passado 	 	 	
stacking	stacked