English verb conjugation COULD AVAIL

Regular verb: avail - availed - availed

Affirmation

Simple form

I could avail
you could avail
he could avail
we could avail
you could avail
they could avail

V-ing form

I could be availing
you could be availing
he could be availing
we could be availing
you could be availing
they could be availing

Perfect

I could have availed
you could have availed
he could have availed
we could have availed
you could have availed
they could have availed

V-ing perfect

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

Negation

Simple form

I couldn't avail
you couldn't avail
he couldn't avail
we couldn't avail
you couldn't avail
they couldn't avail

V-ing form

I couldn't be availing
you couldn't be availing
he couldn't be availing
we couldn't be availing
you couldn't be availing
they couldn't be availing

Perfect

I couldn't have availed
you couldn't have availed
he couldn't have availed
we couldn't have availed
you couldn't have availed
they couldn't have availed

V-ing perfect

I couldn't have been availing
you couldn't have been availing
he couldn't have been availing
we couldn't have been availing
you couldn't have been availing
they couldn't have been availing

Interrogative form

Simple form

could I avail?
could you avail?
could he avail?
could we avail?
could you avail?
could they avail?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I avail?
couldn't you avail?
couldn't he avail?
couldn't we avail?
couldn't you avail?
couldn't they avail?

V-ing form

couldn't I be availing?
couldn't you be availing?
couldn't he be availing?
couldn't we be availing?
couldn't you be availing?
couldn't they be availing?

Perfect

couldn't I have availed?
couldn't you have availed?
couldn't he have availed?
couldn't we have availed?
couldn't you have availed?
couldn't they have availed?

V-ing perfect

couldn't I have been availing?
couldn't you have been availing?
couldn't he have been availing?
couldn't we have been availing?
couldn't you have been availing?
couldn't they have been availing?

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