Conjugación del verbo inglés COULD RETAIN
Verbo regular: retain - retained - retained
Afirmación
Forma simple
I could retainyou could retain
he could retain
we could retain
you could retain
they could retain
Forma con V-ing
I could be retainingyou could be retaining
he could be retaining
we could be retaining
you could be retaining
they could be retaining
Perfecto
I could have retainedyou could have retained
he could have retained
we could have retained
you could have retained
they could have retained
Perfecto con V-ing
I could have been retainingyou could have been retaining
he could have been retaining
we could have been retaining
you could have been retaining
they could have been retaining
Negación
Forma simple
I couldn't retainyou couldn't retain
he couldn't retain
we couldn't retain
you couldn't retain
they couldn't retain
Forma con V-ing
I couldn't be retainingyou couldn't be retaining
he couldn't be retaining
we couldn't be retaining
you couldn't be retaining
they couldn't be retaining
Perfecto
I couldn't have retainedyou couldn't have retained
he couldn't have retained
we couldn't have retained
you couldn't have retained
they couldn't have retained
Perfecto con V-ing
I couldn't have been retainingyou couldn't have been retaining
he couldn't have been retaining
we couldn't have been retaining
you couldn't have been retaining
they couldn't have been retaining
Forma interrogativa
Forma simple
could I retain?could you retain?
could he retain?
could we retain?
could you retain?
could they retain?
Forma con V-ing
could I be retaining?could you be retaining?
could he be retaining?
could we be retaining?
could you be retaining?
could they be retaining?
Perfecto
could I have retained?could you have retained?
could he have retained?
could we have retained?
could you have retained?
could they have retained?
Perfecto con V-ing
could I have been retaining?could you have been retaining?
could he have been retaining?
could we have been retaining?
could you have been retaining?
could they have been retaining?
Forma interro-negativa
Forma simple
couldn't I retain?couldn't you retain?
couldn't he retain?
couldn't we retain?
couldn't you retain?
couldn't they retain?
Forma con V-ing
couldn't I be retaining?couldn't you be retaining?
couldn't he be retaining?
couldn't we be retaining?
couldn't you be retaining?
couldn't they be retaining?
Perfecto
couldn't I have retained?couldn't you have retained?
couldn't he have retained?
couldn't we have retained?
couldn't you have retained?
couldn't they have retained?
Perfecto con V-ing
couldn't I have been retaining?couldn't you have been retaining?
couldn't he have been retaining?
couldn't we have been retaining?
couldn't you have been retaining?
couldn't they have been retaining?