English verb conjugation MUST PREVAIL

Regular verb: prevail - prevailed - prevailed

Affirmation

Simple form

I must prevail
you must prevail
she must prevail
we must prevail
you must prevail
they must prevail

V-ing form

I must be prevailing
you must be prevailing
she must be prevailing
we must be prevailing
you must be prevailing
they must be prevailing

Perfect

I must have prevailed
you must have prevailed
she must have prevailed
we must have prevailed
you must have prevailed
they must have prevailed

V-ing perfect

I must have been prevailing
you must have been prevailing
she must have been prevailing
we must have been prevailing
you must have been prevailing
they must have been prevailing

Negation

Simple form

I mustn't prevail
you mustn't prevail
she mustn't prevail
we mustn't prevail
you mustn't prevail
they mustn't prevail

V-ing form

I mustn't be prevailing
you mustn't be prevailing
she mustn't be prevailing
we mustn't be prevailing
you mustn't be prevailing
they mustn't be prevailing

Perfect

I mustn't have prevailed
you mustn't have prevailed
she mustn't have prevailed
we mustn't have prevailed
you mustn't have prevailed
they mustn't have prevailed

V-ing perfect

I mustn't have been prevailing
you mustn't have been prevailing
she mustn't have been prevailing
we mustn't have been prevailing
you mustn't have been prevailing
they mustn't have been prevailing

Interrogative form

Simple form

must I prevail?
must you prevail?
must she prevail?
must we prevail?
must you prevail?
must they prevail?

V-ing form

must I be prevailing?
must you be prevailing?
must she be prevailing?
must we be prevailing?
must you be prevailing?
must they be prevailing?

Perfect

must I have prevailed?
must you have prevailed?
must she have prevailed?
must we have prevailed?
must you have prevailed?
must they have prevailed?

V-ing perfect

must I have been prevailing?
must you have been prevailing?
must she have been prevailing?
must we have been prevailing?
must you have been prevailing?
must they have been prevailing?

Interro-negative form

Simple form

mustn't I prevail?
mustn't you prevail?
mustn't she prevail?
mustn't we prevail?
mustn't you prevail?
mustn't they prevail?

V-ing form

mustn't I be prevailing?
mustn't you be prevailing?
mustn't she be prevailing?
mustn't we be prevailing?
mustn't you be prevailing?
mustn't they be prevailing?

Perfect

mustn't I have prevailed?
mustn't you have prevailed?
mustn't she have prevailed?
mustn't we have prevailed?
mustn't you have prevailed?
mustn't they have prevailed?

V-ing perfect

mustn't I have been prevailing?
mustn't you have been prevailing?
mustn't she have been prevailing?
mustn't we have been prevailing?
mustn't you have been prevailing?
mustn't they have been prevailing?

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