Conjugación del verbo inglés COULD PREOBTAIN
Verbo regular: preobtain - preobtained - preobtained
Afirmación
Forma simple
I could preobtainyou could preobtain
he could preobtain
we could preobtain
you could preobtain
they could preobtain
Forma con V-ing
I could be preobtainingyou could be preobtaining
he could be preobtaining
we could be preobtaining
you could be preobtaining
they could be preobtaining
Perfecto
I could have preobtainedyou could have preobtained
he could have preobtained
we could have preobtained
you could have preobtained
they could have preobtained
Perfecto con V-ing
I could have been preobtainingyou could have been preobtaining
he could have been preobtaining
we could have been preobtaining
you could have been preobtaining
they could have been preobtaining
Negación
Forma simple
I couldn't preobtainyou couldn't preobtain
he couldn't preobtain
we couldn't preobtain
you couldn't preobtain
they couldn't preobtain
Forma con V-ing
I couldn't be preobtainingyou couldn't be preobtaining
he couldn't be preobtaining
we couldn't be preobtaining
you couldn't be preobtaining
they couldn't be preobtaining
Perfecto
I couldn't have preobtainedyou couldn't have preobtained
he couldn't have preobtained
we couldn't have preobtained
you couldn't have preobtained
they couldn't have preobtained
Perfecto con V-ing
I couldn't have been preobtainingyou couldn't have been preobtaining
he couldn't have been preobtaining
we couldn't have been preobtaining
you couldn't have been preobtaining
they couldn't have been preobtaining
Forma interrogativa
Forma simple
could I preobtain?could you preobtain?
could he preobtain?
could we preobtain?
could you preobtain?
could they preobtain?
Forma con V-ing
could I be preobtaining?could you be preobtaining?
could he be preobtaining?
could we be preobtaining?
could you be preobtaining?
could they be preobtaining?
Perfecto
could I have preobtained?could you have preobtained?
could he have preobtained?
could we have preobtained?
could you have preobtained?
could they have preobtained?
Perfecto con V-ing
could I have been preobtaining?could you have been preobtaining?
could he have been preobtaining?
could we have been preobtaining?
could you have been preobtaining?
could they have been preobtaining?
Forma interro-negativa
Forma simple
couldn't I preobtain?couldn't you preobtain?
couldn't he preobtain?
couldn't we preobtain?
couldn't you preobtain?
couldn't they preobtain?
Forma con V-ing
couldn't I be preobtaining?couldn't you be preobtaining?
couldn't he be preobtaining?
couldn't we be preobtaining?
couldn't you be preobtaining?
couldn't they be preobtaining?
Perfecto
couldn't I have preobtained?couldn't you have preobtained?
couldn't he have preobtained?
couldn't we have preobtained?
couldn't you have preobtained?
couldn't they have preobtained?
Perfecto con V-ing
couldn't I have been preobtaining?couldn't you have been preobtaining?
couldn't he have been preobtaining?
couldn't we have been preobtaining?
couldn't you have been preobtaining?
couldn't they have been preobtaining?