Conjugaison du verbe anglais OUGHT TO PREASCERTAIN

Verbe régulier : preascertain - preascertained - preascertained

Affirmation

Forme simple

I ought to preascertain
you ought to preascertain
she ought to preascertain
we ought to preascertain
you ought to preascertain
they ought to preascertain

Forme en V-ing

I ought to be preascertaining
you ought to be preascertaining
she ought to be preascertaining
we ought to be preascertaining
you ought to be preascertaining
they ought to be preascertaining

Perfect

I ought to have preascertained
you ought to have preascertained
she ought to have preascertained
we ought to have preascertained
you ought to have preascertained
they ought to have preascertained

Perfect en V-ing

I ought to have been preascertaining
you ought to have been preascertaining
she ought to have been preascertaining
we ought to have been preascertaining
you ought to have been preascertaining
they ought to have been preascertaining

Négation

Forme simple

I oughtn't to preascertain
you oughtn't to preascertain
she oughtn't to preascertain
we oughtn't to preascertain
you oughtn't to preascertain
they oughtn't to preascertain

Forme en V-ing

I oughtn't to be preascertaining
you oughtn't to be preascertaining
she oughtn't to be preascertaining
we oughtn't to be preascertaining
you oughtn't to be preascertaining
they oughtn't to be preascertaining

Perfect

I oughtn't to have preascertained
you oughtn't to have preascertained
she oughtn't to have preascertained
we oughtn't to have preascertained
you oughtn't to have preascertained
they oughtn't to have preascertained

Perfect en V-ing

I oughtn't to have been preascertaining
you oughtn't to have been preascertaining
she oughtn't to have been preascertaining
we oughtn't to have been preascertaining
you oughtn't to have been preascertaining
they oughtn't to have been preascertaining

Forme interrogative

Forme simple

ought to I preascertain?
ought to you preascertain?
ought to she preascertain?
ought to we preascertain?
ought to you preascertain?
ought to they preascertain?

Forme en V-ing

ought to I be preascertaining?
ought to you be preascertaining?
ought to she be preascertaining?
ought to we be preascertaining?
ought to you be preascertaining?
ought to they be preascertaining?

Perfect

ought to I have preascertained?
ought to you have preascertained?
ought to she have preascertained?
ought to we have preascertained?
ought to you have preascertained?
ought to they have preascertained?

Perfect en V-ing

ought to I have been preascertaining?
ought to you have been preascertaining?
ought to she have been preascertaining?
ought to we have been preascertaining?
ought to you have been preascertaining?
ought to they have been preascertaining?

Forme interro-négative

Forme simple

oughtn't I to preascertain?
oughtn't you to preascertain?
oughtn't she to preascertain?
oughtn't we to preascertain?
oughtn't you to preascertain?
oughtn't they to preascertain?

Forme en V-ing

oughtn't I to be preascertaining?
oughtn't you to be preascertaining?
oughtn't she to be preascertaining?
oughtn't we to be preascertaining?
oughtn't you to be preascertaining?
oughtn't they to be preascertaining?

Perfect

oughtn't I to have preascertained?
oughtn't you to have preascertained?
oughtn't she to have preascertained?
oughtn't we to have preascertained?
oughtn't you to have preascertained?
oughtn't they to have preascertained?

Perfect en V-ing

oughtn't I to have been preascertaining?
oughtn't you to have been preascertaining?
oughtn't she to have been preascertaining?
oughtn't we to have been preascertaining?
oughtn't you to have been preascertaining?
oughtn't they to have been preascertaining?

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