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female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation OUGHT TO PREVENT

Regular verb: prevent - prevented - prevented


Affirmation

Simple form
I ought to prevent
you ought to prevent
he ought to prevent
we ought to prevent
you ought to prevent
they ought to prevent
V-ing form
I ought to be preventing
you ought to be preventing
he ought to be preventing
we ought to be preventing
you ought to be preventing
they ought to be preventing
Perfect
I ought to have prevented
you ought to have prevented
he ought to have prevented
we ought to have prevented
you ought to have prevented
they ought to have prevented
V-ing perfect
I ought to have been preventing
you ought to have been preventing
he ought to have been preventing
we ought to have been preventing
you ought to have been preventing
they ought to have been preventing

Negation

Simple form
I oughtn't to prevent
you oughtn't to prevent
he oughtn't to prevent
we oughtn't to prevent
you oughtn't to prevent
they oughtn't to prevent
V-ing form
I oughtn't to be preventing
you oughtn't to be preventing
he oughtn't to be preventing
we oughtn't to be preventing
you oughtn't to be preventing
they oughtn't to be preventing
Perfect
I oughtn't to have prevented
you oughtn't to have prevented
he oughtn't to have prevented
we oughtn't to have prevented
you oughtn't to have prevented
they oughtn't to have prevented
V-ing perfect
I oughtn't to have been preventing
you oughtn't to have been preventing
he 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

Interrogative form

Simple form
ought to I prevent?
ought to you prevent?
ought to he prevent?
ought to we prevent?
ought to you prevent?
ought to they prevent?
V-ing form
ought to I be preventing?
ought to you be preventing?
ought to he be preventing?
ought to we be preventing?
ought to you be preventing?
ought to they be preventing?
Perfect
ought to I have prevented?
ought to you have prevented?
ought to he have prevented?
ought to we have prevented?
ought to you have prevented?
ought to they have prevented?
V-ing perfect
ought to I have been preventing?
ought to you have been preventing?
ought to he have been preventing?
ought to we have been preventing?
ought to you have been preventing?
ought to they have been preventing?

Interro-negative form

Simple form
oughtn't I to prevent?
oughtn't you to prevent?
oughtn't he to prevent?
oughtn't we to prevent?
oughtn't you to prevent?
oughtn't they to prevent?
V-ing form
oughtn't I to be preventing?
oughtn't you to be preventing?
oughtn't he to be preventing?
oughtn't we to be preventing?
oughtn't you to be preventing?
oughtn't they to be preventing?
Perfect
oughtn't I to have prevented?
oughtn't you to have prevented?
oughtn't he to have prevented?
oughtn't we to have prevented?
oughtn't you to have prevented?
oughtn't they to have prevented?
V-ing perfect
oughtn't I to have been preventing?
oughtn't you to have been preventing?
oughtn't he 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?