English verb conjugation SHOULD SIEVE

Regular verb: sieve - sieved - sieved

Affirmation

Simple form

I should sieve
you should sieve
he should sieve
we should sieve
you should sieve
they should sieve

V-ing form

I should be sieving
you should be sieving
he should be sieving
we should be sieving
you should be sieving
they should be sieving

Perfect

I should have sieved
you should have sieved
he should have sieved
we should have sieved
you should have sieved
they should have sieved

V-ing perfect

I should have been sieving
you should have been sieving
he should have been sieving
we should have been sieving
you should have been sieving
they should have been sieving

Negation

Simple form

I should not sieve
you should not sieve
he should not sieve
we should not sieve
you should not sieve
they should not sieve

V-ing form

I should not be sieving
you should not be sieving
he should not be sieving
we should not be sieving
you should not be sieving
they should not be sieving

Perfect

I should not have sieved
you should not have sieved
he should not have sieved
we should not have sieved
you should not have sieved
they should not have sieved

V-ing perfect

I should not have been sieving
you should not have been sieving
he should not have been sieving
we should not have been sieving
you should not have been sieving
they should not have been sieving

Interrogative form

Simple form

should I sieve?
should you sieve?
should he sieve?
should we sieve?
should you sieve?
should they sieve?

V-ing form

should I be sieving?
should you be sieving?
should he be sieving?
should we be sieving?
should you be sieving?
should they be sieving?

Perfect

should I have sieved?
should you have sieved?
should he have sieved?
should we have sieved?
should you have sieved?
should they have sieved?

V-ing perfect

should I have been sieving?
should you have been sieving?
should he have been sieving?
should we have been sieving?
should you have been sieving?
should they have been sieving?

Interro-negative form

Simple form

should I not sieve?
should you not sieve?
should he not sieve?
should we not sieve?
should you not sieve?
should they not sieve?

V-ing form

should I not be sieving?
should you not be sieving?
should he not be sieving?
should we not be sieving?
should you not be sieving?
should they not be sieving?

Perfect

should I not have sieved?
should you not have sieved?
should he not have sieved?
should we not have sieved?
should you not have sieved?
should they not have sieved?

V-ing perfect

should I not have been sieving?
should you not have been sieving?
should he not have been sieving?
should we not have been sieving?
should you not have been sieving?
should they not have been sieving?

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