English verb conjugation COULD VAIL

Regular verb: vail - vailed - vailed

Affirmation

Simple form

I could vail
you could vail
she could vail
we could vail
you could vail
they could vail

V-ing form

I could be vailing
you could be vailing
she could be vailing
we could be vailing
you could be vailing
they could be vailing

Perfect

I could have vailed
you could have vailed
she could have vailed
we could have vailed
you could have vailed
they could have vailed

V-ing perfect

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

Negation

Simple form

I couldn't vail
you couldn't vail
she couldn't vail
we couldn't vail
you couldn't vail
they couldn't vail

V-ing form

I couldn't be vailing
you couldn't be vailing
she couldn't be vailing
we couldn't be vailing
you couldn't be vailing
they couldn't be vailing

Perfect

I couldn't have vailed
you couldn't have vailed
she couldn't have vailed
we couldn't have vailed
you couldn't have vailed
they couldn't have vailed

V-ing perfect

I couldn't have been vailing
you couldn't have been vailing
she couldn't have been vailing
we couldn't have been vailing
you couldn't have been vailing
they couldn't have been vailing

Interrogative form

Simple form

could I vail?
could you vail?
could she vail?
could we vail?
could you vail?
could they vail?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I vail?
couldn't you vail?
couldn't she vail?
couldn't we vail?
couldn't you vail?
couldn't they vail?

V-ing form

couldn't I be vailing?
couldn't you be vailing?
couldn't she be vailing?
couldn't we be vailing?
couldn't you be vailing?
couldn't they be vailing?

Perfect

couldn't I have vailed?
couldn't you have vailed?
couldn't she have vailed?
couldn't we have vailed?
couldn't you have vailed?
couldn't they have vailed?

V-ing perfect

couldn't I have been vailing?
couldn't you have been vailing?
couldn't she have been vailing?
couldn't we have been vailing?
couldn't you have been vailing?
couldn't they have been vailing?

Page top