English verb conjugation SHOULD SUSTAIN

Regular verb: sustain - sustained - sustained

Affirmation

Simple form

I'd sustain
you'd sustain
he'd sustain
we'd sustain
you'd sustain
they'd sustain

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

should I sustain?
should you sustain?
should he sustain?
should we sustain?
should you sustain?
should they sustain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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