English verb conjugation SHOULD FLATTEN

Regular verb: flatten - flattened - flattened

Affirmation

Simple form

I should flatten
you should flatten
he should flatten
we should flatten
you should flatten
they should flatten

V-ing form

I should be flattening
you should be flattening
he should be flattening
we should be flattening
you should be flattening
they should be flattening

Perfect

I should have flattened
you should have flattened
he should have flattened
we should have flattened
you should have flattened
they should have flattened

V-ing perfect

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

Negation

Simple form

I should not flatten
you should not flatten
he should not flatten
we should not flatten
you should not flatten
they should not flatten

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

should I flatten?
should you flatten?
should he flatten?
should we flatten?
should you flatten?
should they flatten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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