English verb conjugation SHOULD PREASCERTAIN

Regular verb: preascertain - preascertained - preascertained

Affirmation

Simple form

I should preascertain
you should preascertain
he should preascertain
we should preascertain
you should preascertain
they should preascertain

V-ing form

I should be preascertaining
you should be preascertaining
he should be preascertaining
we should be preascertaining
you should be preascertaining
they should be preascertaining

Perfect

I should have preascertained
you should have preascertained
he should have preascertained
we should have preascertained
you should have preascertained
they should have preascertained

V-ing perfect

I should have been preascertaining
you should have been preascertaining
he should have been preascertaining
we should have been preascertaining
you should have been preascertaining
they should have been preascertaining

Negation

Simple form

I should not preascertain
you should not preascertain
he should not preascertain
we should not preascertain
you should not preascertain
they should not preascertain

V-ing form

I should not be preascertaining
you should not be preascertaining
he should not be preascertaining
we should not be preascertaining
you should not be preascertaining
they should not be preascertaining

Perfect

I should not have preascertained
you should not have preascertained
he should not have preascertained
we should not have preascertained
you should not have preascertained
they should not have preascertained

V-ing perfect

I should not have been preascertaining
you should not have been preascertaining
he should not have been preascertaining
we should not have been preascertaining
you should not have been preascertaining
they should not have been preascertaining

Interrogative form

Simple form

should I preascertain?
should you preascertain?
should he preascertain?
should we preascertain?
should you preascertain?
should they preascertain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

should I not preascertain?
should you not preascertain?
should he not preascertain?
should we not preascertain?
should you not preascertain?
should they not preascertain?

V-ing form

should I not be preascertaining?
should you not be preascertaining?
should he not be preascertaining?
should we not be preascertaining?
should you not be preascertaining?
should they not be preascertaining?

Perfect

should I not have preascertained?
should you not have preascertained?
should he not have preascertained?
should we not have preascertained?
should you not have preascertained?
should they not have preascertained?

V-ing perfect

should I not have been preascertaining?
should you not have been preascertaining?
should he not have been preascertaining?
should we not have been preascertaining?
should you not have been preascertaining?
should they not have been preascertaining?

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