English verb conjugation SHOULD HEIGHTEN

Regular verb: heighten - heightened - heightened

Affirmation

Simple form

I should heighten
you should heighten
he should heighten
we should heighten
you should heighten
they should heighten

V-ing form

I should be heightening
you should be heightening
he should be heightening
we should be heightening
you should be heightening
they should be heightening

Perfect

I should have heightened
you should have heightened
he should have heightened
we should have heightened
you should have heightened
they should have heightened

V-ing perfect

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

Negation

Simple form

I should not heighten
you should not heighten
he should not heighten
we should not heighten
you should not heighten
they should not heighten

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

should I heighten?
should you heighten?
should he heighten?
should we heighten?
should you heighten?
should they heighten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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