English verb conjugation SHOULD DARKEN

Regular verb: darken - darkened - darkened

Affirmation

Simple form

I'd darken
you'd darken
he'd darken
we'd darken
you'd darken
they'd darken

V-ing form

I'd be darkening
you'd be darkening
he'd be darkening
we'd be darkening
you'd be darkening
they'd be darkening

Perfect

I should've darkened
you should've darkened
he should've darkened
we should've darkened
you should've darkened
they should've darkened

V-ing perfect

I should've been darkening
you should've been darkening
he should've been darkening
we should've been darkening
you should've been darkening
they should've been darkening

Negation

Simple form

I shouldn't darken
you shouldn't darken
he shouldn't darken
we shouldn't darken
you shouldn't darken
they shouldn't darken

V-ing form

I shouldn't be darkening
you shouldn't be darkening
he shouldn't be darkening
we shouldn't be darkening
you shouldn't be darkening
they shouldn't be darkening

Perfect

I shouldn't have darkened
you shouldn't have darkened
he shouldn't have darkened
we shouldn't have darkened
you shouldn't have darkened
they shouldn't have darkened

V-ing perfect

I shouldn't have been darkening
you shouldn't have been darkening
he shouldn't have been darkening
we shouldn't have been darkening
you shouldn't have been darkening
they shouldn't have been darkening

Interrogative form

Simple form

should I darken?
should you darken?
should he darken?
should we darken?
should you darken?
should they darken?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

shouldn't I darken?
shouldn't you darken?
shouldn't he darken?
shouldn't we darken?
shouldn't you darken?
shouldn't they darken?

V-ing form

shouldn't I be darkening?
shouldn't you be darkening?
shouldn't he be darkening?
shouldn't we be darkening?
shouldn't you be darkening?
shouldn't they be darkening?

Perfect

shouldn't I have darkened?
shouldn't you have darkened?
shouldn't he have darkened?
shouldn't we have darkened?
shouldn't you have darkened?
shouldn't they have darkened?

V-ing perfect

shouldn't I have been darkening?
shouldn't you have been darkening?
shouldn't he have been darkening?
shouldn't we have been darkening?
shouldn't you have been darkening?
shouldn't they have been darkening?

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