English verb conjugation COULD VEIN

Regular verb: vein - veined - veined

Affirmation

Simple form

I could vein
you could vein
she could vein
we could vein
you could vein
they could vein

V-ing form

I could be veining
you could be veining
she could be veining
we could be veining
you could be veining
they could be veining

Perfect

I could have veined
you could have veined
she could have veined
we could have veined
you could have veined
they could have veined

V-ing perfect

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

Negation

Simple form

I could not vein
you could not vein
she could not vein
we could not vein
you could not vein
they could not vein

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I vein?
could you vein?
could she vein?
could we vein?
could you vein?
could they vein?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top