English verb conjugation SHOULD CONCERN

Regular verb: concern - concerned - concerned

Affirmation

Simple form

I should concern
you should concern
he should concern
we should concern
you should concern
they should concern

V-ing form

I should be concerning
you should be concerning
he should be concerning
we should be concerning
you should be concerning
they should be concerning

Perfect

I should have concerned
you should have concerned
he should have concerned
we should have concerned
you should have concerned
they should have concerned

V-ing perfect

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

Negation

Simple form

I should not concern
you should not concern
he should not concern
we should not concern
you should not concern
they should not concern

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

should I concern?
should you concern?
should he concern?
should we concern?
should you concern?
should they concern?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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