English verb conjugation COULD AVER

Regular verb: aver - averred - averred

Affirmation

Simple form

I could aver
you could aver
he could aver
we could aver
you could aver
they could aver

V-ing form

I could be averring
you could be averring
he could be averring
we could be averring
you could be averring
they could be averring

Perfect

I could have averred
you could have averred
he could have averred
we could have averred
you could have averred
they could have averred

V-ing perfect

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

Negation

Simple form

I could not aver
you could not aver
he could not aver
we could not aver
you could not aver
they could not aver

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I aver?
could you aver?
could he aver?
could we aver?
could you aver?
could they aver?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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