English verb conjugation SHOULD BACK

Regular verb: back - backed - backed

Affirmation

Simple form

I'd back
you'd back
he'd back
we'd back
you'd back
they'd back

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

should I back?
should you back?
should he back?
should we back?
should you back?
should they back?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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