English verb conjugation OUGHT TO FORESTALL

Regular verb: forestall - forestalled - forestalled

Affirmation

Simple form

I ought to forestall
you ought to forestall
he ought to forestall
we ought to forestall
you ought to forestall
they ought to forestall

V-ing form

I ought to be forestalling
you ought to be forestalling
he ought to be forestalling
we ought to be forestalling
you ought to be forestalling
they ought to be forestalling

Perfect

I ought to have forestalled
you ought to have forestalled
he ought to have forestalled
we ought to have forestalled
you ought to have forestalled
they ought to have forestalled

V-ing perfect

I ought to have been forestalling
you ought to have been forestalling
he ought to have been forestalling
we ought to have been forestalling
you ought to have been forestalling
they ought to have been forestalling

Negation

Simple form

I ought not to forestall
you ought not to forestall
he ought not to forestall
we ought not to forestall
you ought not to forestall
they ought not to forestall

V-ing form

I ought not to forestalling
you ought not to forestalling
he ought not to forestalling
we ought not to forestalling
you ought not to forestalling
they ought not to forestalling

Perfect

I ought not to have forestalled
you ought not to have forestalled
he ought not to have forestalled
we ought not to have forestalled
you ought not to have forestalled
they ought not to have forestalled

V-ing perfect

I ought not to have been forestalling
you ought not to have been forestalling
he ought not to have been forestalling
we ought not to have been forestalling
you ought not to have been forestalling
they ought not to have been forestalling

Interrogative form

Simple form

ought to I forestall?
ought to you forestall?
ought to he forestall?
ought to we forestall?
ought to you forestall?
ought to they forestall?

V-ing form

ought to I be forestalling?
ought to you be forestalling?
ought to he be forestalling?
ought to we be forestalling?
ought to you be forestalling?
ought to they be forestalling?

Perfect

ought to I have forestalled?
ought to you have forestalled?
ought to he have forestalled?
ought to we have forestalled?
ought to you have forestalled?
ought to they have forestalled?

V-ing perfect

ought to I have been forestalling?
ought to you have been forestalling?
ought to he have been forestalling?
ought to we have been forestalling?
ought to you have been forestalling?
ought to they have been forestalling?

Interro-negative form

Simple form

ought I not to forestall?
ought you not to forestall?
ought he not to forestall?
ought we not to forestall?
ought you not to forestall?
ought they not to forestall?

V-ing form

ought I not to be forestalling?
ought you not to be forestalling?
ought he not to be forestalling?
ought we not to be forestalling?
ought you not to be forestalling?
ought they not to be forestalling?

Perfect

ought I not to have forestalled?
ought you not to have forestalled?
ought he not to have forestalled?
ought we not to have forestalled?
ought you not to have forestalled?
ought they not to have forestalled?

V-ing perfect

ought I not to have been forestalling?
ought you not to have been forestalling?
ought he not to have been forestalling?
ought we not to have been forestalling?
ought you not to have been forestalling?
ought they not to have been forestalling?

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