English verb conjugation SHOULD INVESTIGATE

Regular verb: investigate - investigated - investigated

Affirmation

Simple form

I'd investigate
you'd investigate
he'd investigate
we'd investigate
you'd investigate
they'd investigate

V-ing form

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

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

should I investigate?
should you investigate?
should he investigate?
should we investigate?
should you investigate?
should they investigate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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