English verb conjugation OUGHT TO VENTILATE

Regular verb: ventilate - ventilated - ventilated

Affirmation

Simple form

I ought to ventilate
you ought to ventilate
he ought to ventilate
we ought to ventilate
you ought to ventilate
they ought to ventilate

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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