English verb conjugation COULD PREOBTAIN

Regular verb: preobtain - preobtained - preobtained

Affirmation

Simple form

I could preobtain
you could preobtain
she could preobtain
we could preobtain
you could preobtain
they could preobtain

V-ing form

I could be preobtaining
you could be preobtaining
she could be preobtaining
we could be preobtaining
you could be preobtaining
they could be preobtaining

Perfect

I could have preobtained
you could have preobtained
she could have preobtained
we could have preobtained
you could have preobtained
they could have preobtained

V-ing perfect

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

Negation

Simple form

I could not preobtain
you could not preobtain
she could not preobtain
we could not preobtain
you could not preobtain
they could not preobtain

V-ing form

I could not be preobtaining
you could not be preobtaining
she could not be preobtaining
we could not be preobtaining
you could not be preobtaining
they could not be preobtaining

Perfect

I could not have preobtained
you could not have preobtained
she could not have preobtained
we could not have preobtained
you could not have preobtained
they could not have preobtained

V-ing perfect

I could not have been preobtaining
you could not have been preobtaining
she could not have been preobtaining
we could not have been preobtaining
you could not have been preobtaining
they could not have been preobtaining

Interrogative form

Simple form

could I preobtain?
could you preobtain?
could she preobtain?
could we preobtain?
could you preobtain?
could they preobtain?

V-ing form

could I be preobtaining?
could you be preobtaining?
could she be preobtaining?
could we be preobtaining?
could you be preobtaining?
could they be preobtaining?

Perfect

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

V-ing perfect

could I have been preobtaining?
could you have been preobtaining?
could she have been preobtaining?
could we have been preobtaining?
could you have been preobtaining?
could they have been preobtaining?

Interro-negative form

Simple form

could I not preobtain?
could you not preobtain?
could she not preobtain?
could we not preobtain?
could you not preobtain?
could they not preobtain?

V-ing form

could I not be preobtaining?
could you not be preobtaining?
could she not be preobtaining?
could we not be preobtaining?
could you not be preobtaining?
could they not be preobtaining?

Perfect

could I not have preobtained?
could you not have preobtained?
could she not have preobtained?
could we not have preobtained?
could you not have preobtained?
could they not have preobtained?

V-ing perfect

could I not have been preobtaining?
could you not have been preobtaining?
could she not have been preobtaining?
could we not have been preobtaining?
could you not have been preobtaining?
could they not have been preobtaining?

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