English verb conjugation OUGHT TO SLACKEN

Regular verb: slacken - slackened - slackened

Affirmation

Simple form

I ought to slacken
you ought to slacken
he ought to slacken
we ought to slacken
you ought to slacken
they ought to slacken

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

I oughtn't to slacken
you oughtn't to slacken
he oughtn't to slacken
we oughtn't to slacken
you oughtn't to slacken
they oughtn't to slacken

V-ing form

I oughtn't to be slackening
you oughtn't to be slackening
he oughtn't to be slackening
we oughtn't to be slackening
you oughtn't to be slackening
they oughtn't to be slackening

Perfect

I oughtn't to have slackened
you oughtn't to have slackened
he oughtn't to have slackened
we oughtn't to have slackened
you oughtn't to have slackened
they oughtn't to have slackened

V-ing perfect

I oughtn't to have been slackening
you oughtn't to have been slackening
he oughtn't to have been slackening
we oughtn't to have been slackening
you oughtn't to have been slackening
they oughtn't to have been slackening

Interrogative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

oughtn't I to slacken?
oughtn't you to slacken?
oughtn't he to slacken?
oughtn't we to slacken?
oughtn't you to slacken?
oughtn't they to slacken?

V-ing form

oughtn't I to be slackening?
oughtn't you to be slackening?
oughtn't he to be slackening?
oughtn't we to be slackening?
oughtn't you to be slackening?
oughtn't they to be slackening?

Perfect

oughtn't I to have slackened?
oughtn't you to have slackened?
oughtn't he to have slackened?
oughtn't we to have slackened?
oughtn't you to have slackened?
oughtn't they to have slackened?

V-ing perfect

oughtn't I to have been slackening?
oughtn't you to have been slackening?
oughtn't he to have been slackening?
oughtn't we to have been slackening?
oughtn't you to have been slackening?
oughtn't they to have been slackening?

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