English verb conjugation OUGHT TO KNIFE

Regular verb: knife - knifed - knifed

Affirmation

Simple form

I ought to knife
you ought to knife
he ought to knife
we ought to knife
you ought to knife
they ought to knife

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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