Conjugaison du verbe anglais OUGHT TO PREVENT

I ought to prevent
you ought to prevent
she ought to prevent
we ought to prevent
you ought to prevent
they ought to prevent

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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