English verb conjugation COULD PERSEVERATE

Regular verb: perseverate - perseverated - perseverated

Affirmation

Simple form

I could perseverate
you could perseverate
he could perseverate
we could perseverate
you could perseverate
they could perseverate

V-ing form

I could be perseverating
you could be perseverating
he could be perseverating
we could be perseverating
you could be perseverating
they could be perseverating

Perfect

I could have perseverated
you could have perseverated
he could have perseverated
we could have perseverated
you could have perseverated
they could have perseverated

V-ing perfect

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

Negation

Simple form

I could not perseverate
you could not perseverate
he could not perseverate
we could not perseverate
you could not perseverate
they could not perseverate

V-ing form

I could not be perseverating
you could not be perseverating
he could not be perseverating
we could not be perseverating
you could not be perseverating
they could not be perseverating

Perfect

I could not have perseverated
you could not have perseverated
he could not have perseverated
we could not have perseverated
you could not have perseverated
they could not have perseverated

V-ing perfect

I could not have been perseverating
you could not have been perseverating
he could not have been perseverating
we could not have been perseverating
you could not have been perseverating
they could not have been perseverating

Interrogative form

Simple form

could I perseverate?
could you perseverate?
could he perseverate?
could we perseverate?
could you perseverate?
could they perseverate?

V-ing form

could I be perseverating?
could you be perseverating?
could he be perseverating?
could we be perseverating?
could you be perseverating?
could they be perseverating?

Perfect

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

V-ing perfect

could I have been perseverating?
could you have been perseverating?
could he have been perseverating?
could we have been perseverating?
could you have been perseverating?
could they have been perseverating?

Interro-negative form

Simple form

could I not perseverate?
could you not perseverate?
could he not perseverate?
could we not perseverate?
could you not perseverate?
could they not perseverate?

V-ing form

could I not be perseverating?
could you not be perseverating?
could he not be perseverating?
could we not be perseverating?
could you not be perseverating?
could they not be perseverating?

Perfect

could I not have perseverated?
could you not have perseverated?
could he not have perseverated?
could we not have perseverated?
could you not have perseverated?
could they not have perseverated?

V-ing perfect

could I not have been perseverating?
could you not have been perseverating?
could he not have been perseverating?
could we not have been perseverating?
could you not have been perseverating?
could they not have been perseverating?

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