Conjugação do verbo inglês COULD PREOBTAIN

Verbo regular: preobtain - preobtained - preobtained

Afirmação

Forma simple

I could preobtain
you could preobtain
he could preobtain
we could preobtain
you could preobtain
they could preobtain

Forma com V-ing

I could be preobtaining
you could be preobtaining
he could be preobtaining
we could be preobtaining
you could be preobtaining
they could be preobtaining

Perfeito

I could have preobtained
you could have preobtained
he could have preobtained
we could have preobtained
you could have preobtained
they could have preobtained

Perfeito com V-ing

I could have been preobtaining
you could have been preobtaining
he could have been preobtaining
we could have been preobtaining
you could have been preobtaining
they could have been preobtaining

Negação

Forma simple

I couldn't preobtain
you couldn't preobtain
he couldn't preobtain
we couldn't preobtain
you couldn't preobtain
they couldn't preobtain

Forma com V-ing

I couldn't be preobtaining
you couldn't be preobtaining
he couldn't be preobtaining
we couldn't be preobtaining
you couldn't be preobtaining
they couldn't be preobtaining

Perfeito

I couldn't have preobtained
you couldn't have preobtained
he couldn't have preobtained
we couldn't have preobtained
you couldn't have preobtained
they couldn't have preobtained

Perfeito com V-ing

I couldn't have been preobtaining
you 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 com 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?

Perfeito

could I have preobtained?
could you have preobtained?
could he have preobtained?
could we have preobtained?
could you have preobtained?
could they have preobtained?

Perfeito com 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-Negação

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 com 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?

Perfeito

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?

Perfeito com 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?

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