The Conjugator
English verb conjugation
SHOULD FASTEN

Regular verb: fasten - fastened - fastened

Affirmation

Simple form

V-ing form

I'd fasten
you'd fasten
he'd fasten
we'd fasten
you'd fasten
they'd fasten
I'd be fastening
you'd be fastening
he'd be fastening
we'd be fastening
you'd be fastening
they'd be fastening

Perfect

V-ing perfect

I should've fastened
you should've fastened
he should've fastened
we should've fastened
you should've fastened
they should've fastened
I should've been fastening
you should've been fastening
he should've been fastening
we should've been fastening
you should've been fastening
they should've been fastening

Negation

Simple form

V-ing form

I shouldn't fasten
you shouldn't fasten
he shouldn't fasten
we shouldn't fasten
you shouldn't fasten
they shouldn't fasten
I shouldn't be fastening
you shouldn't be fastening
he shouldn't be fastening
we shouldn't be fastening
you shouldn't be fastening
they shouldn't be fastening

Perfect

V-ing perfect

I shouldn't have fastened
you shouldn't have fastened
he shouldn't have fastened
we shouldn't have fastened
you shouldn't have fastened
they shouldn't have fastened
I shouldn't have been fastening
you shouldn't have been fastening
he shouldn't have been fastening
we shouldn't have been fastening
you shouldn't have been fastening
they shouldn't have been fastening

Interrogative form

Simple form

V-ing form

should I fasten?
should you fasten?
should he fasten?
should we fasten?
should you fasten?
should they fasten?
should I be fastening?
should you be fastening?
should he be fastening?
should we be fastening?
should you be fastening?
should they be fastening?

Perfect

V-ing perfect

should I have fastened?
should you have fastened?
should he have fastened?
should we have fastened?
should you have fastened?
should they have fastened?
should I have been fastening?
should you have been fastening?
should he have been fastening?
should we have been fastening?
should you have been fastening?
should they have been fastening?

Interro-negative form

Simple form

V-ing form

shouldn't I fasten?
shouldn't you fasten?
shouldn't he fasten?
shouldn't we fasten?
shouldn't you fasten?
shouldn't they fasten?
shouldn't I be fastening?
shouldn't you be fastening?
shouldn't he be fastening?
shouldn't we be fastening?
shouldn't you be fastening?
shouldn't they be fastening?

Perfect

V-ing perfect

shouldn't I have fastened?
shouldn't you have fastened?
shouldn't he have fastened?
shouldn't we have fastened?
shouldn't you have fastened?
shouldn't they have fastened?
shouldn't I have been fastening?
shouldn't you have been fastening?
shouldn't he have been fastening?
shouldn't we have been fastening?
shouldn't you have been fastening?
shouldn't they have been fastening?