to stack
Verbo regular: stack - stacked- stacked

Indicativo 	
Presente 	Presente contínuo 	Pretérito 	Preterito contínuo 	
I stack
you stack
she stacks
we stack
you stack
they stack 	I'mstacking
you'restacking
she'sstacking
we'restacking
you'restacking
they'restacking	I stacked
you stacked
she stacked
we stacked
you stacked
they stacked	Iwasstacking
youwerestacking
shewasstacking
wewerestacking
youwerestacking
theywerestacking	
Presente perfeito 	Presente perfeito contínuo 	Mais perfeito 	Contínuo mais perfeito 	
I've stacked
you've stacked
she's stacked
we've stacked
you've stacked
they've stacked	I'vebeen stacking
you'vebeen stacking
she'sbeen stacking
we'vebeen stacking
you'vebeen stacking
they'vebeen stacking	I'd stacked
you'd stacked
she'd stacked
we'd stacked
you'd stacked
they'd stacked	I'd been stacking
you'd been stacking
she'd been stacking
we'd been stacking
you'd been stacking
they'd been stacking	
Futuro 	Futuro contínuo 	futuro perfeito 	futuro perfeito contínuo 	
I'll stack
you'll stack
she'll stack
we'll stack
you'll stack
they'll stack 	I'll be stacking
you'll be stacking
she'll be stacking
we'll be stacking
you'll be stacking
they'll be stacking	I'll have stacked
you'll have stacked
she'll have stacked
we'll have stacked
you'll have stacked
they'll have stacked	I'll have been stacking
you'll have been stacking
she'll have been stacking
we'll have been stacking
you'll have been stacking
they'll have been stacking	

Condicional 	
Presente 	Presente contínuo 	Passado 	Passado contínuo 	
I'd stack
you'd stack
she'd stack
we'd stack
you'd stack
they'd stack 	I'd be stacking
you'd be stacking
she'd be stacking
we'd be stacking
you'd be stacking
they'd be stacking	I'd have stacked
you'd have stacked
she'd have stacked
we'd have stacked
you'd have stacked
they'd have stacked	I'd have been stacking
you'd have been stacking
she'd have been stacking
we'd have been stacking
you'd have been stacking
they'd have been stacking	

Infinitivo 	
Imperativo 	
Infinitivo 	 	Imperativo 	 	
to stack 	 	stack
Let's stack
stack 	 	

Particípio 	
Presente 	Passado 	 	 	
stacking	stacked