Conjugación del verbo inglés COULD STACK
Verbo regular: stack - stacked - stacked
Afirmación
Forma simple
I could stackyou could stack
he could stack
we could stack
you could stack
they could stack
Forma con V-ing
I could be stackingyou could be stacking
he could be stacking
we could be stacking
you could be stacking
they could be stacking
Perfecto
I could have stackedyou could have stacked
he could have stacked
we could have stacked
you could have stacked
they could have stacked
Perfecto con V-ing
I could have been stackingyou could have been stacking
he could have been stacking
we could have been stacking
you could have been stacking
they could have been stacking
Negación
Forma simple
I couldn't stackyou couldn't stack
he couldn't stack
we couldn't stack
you couldn't stack
they couldn't stack
Forma con V-ing
I couldn't be stackingyou couldn't be stacking
he couldn't be stacking
we couldn't be stacking
you couldn't be stacking
they couldn't be stacking
Perfecto
I couldn't have stackedyou couldn't have stacked
he couldn't have stacked
we couldn't have stacked
you couldn't have stacked
they couldn't have stacked
Perfecto con V-ing
I couldn't have been stackingyou couldn't have been stacking
he couldn't have been stacking
we couldn't have been stacking
you couldn't have been stacking
they couldn't have been stacking
Forma interrogativa
Forma simple
could I stack?could you stack?
could he stack?
could we stack?
could you stack?
could they stack?
Forma con V-ing
could I be stacking?could you be stacking?
could he be stacking?
could we be stacking?
could you be stacking?
could they be stacking?
Perfecto
could I have stacked?could you have stacked?
could he have stacked?
could we have stacked?
could you have stacked?
could they have stacked?
Perfecto con V-ing
could I have been stacking?could you have been stacking?
could he have been stacking?
could we have been stacking?
could you have been stacking?
could they have been stacking?
Forma interro-negativa
Forma simple
couldn't I stack?couldn't you stack?
couldn't he stack?
couldn't we stack?
couldn't you stack?
couldn't they stack?
Forma con V-ing
couldn't I be stacking?couldn't you be stacking?
couldn't he be stacking?
couldn't we be stacking?
couldn't you be stacking?
couldn't they be stacking?
Perfecto
couldn't I have stacked?couldn't you have stacked?
couldn't he have stacked?
couldn't we have stacked?
couldn't you have stacked?
couldn't they have stacked?
Perfecto con V-ing
couldn't I have been stacking?couldn't you have been stacking?
couldn't he have been stacking?
couldn't we have been stacking?
couldn't you have been stacking?
couldn't they have been stacking?