English verb conjugation OUGHT TO SIEVE

Regular verb: sieve - sieved - sieved

Affirmation

Simple form

I ought to sieve
you ought to sieve
he ought to sieve
we ought to sieve
you ought to sieve
they ought to sieve

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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