English verb conjugation
MUST AFFIRM

Regular verb: affirm - affirmed - affirmed

Affirmation

Simple form	V-ing form
I must affirm you must affirm she must affirm we must affirm you must affirm they must affirm	I must be affirming you must be affirming she must be affirming we must be affirming you must be affirming they must be affirming
Perfect	V-ing perfect
I must have affirmed you must have affirmed she must have affirmed we must have affirmed you must have affirmed they must have affirmed	I must have been affirming you must have been affirming she must have been affirming we must have been affirming you must have been affirming they must have been affirming

Negation

Simple form	V-ing form
I mustn't affirm you mustn't affirm she mustn't affirm we mustn't affirm you mustn't affirm they mustn't affirm	I mustn't be affirming you mustn't be affirming she mustn't be affirming we mustn't be affirming you mustn't be affirming they mustn't be affirming
Perfect	V-ing perfect
I mustn't have affirmed you mustn't have affirmed she mustn't have affirmed we mustn't have affirmed you mustn't have affirmed they mustn't have affirmed	I mustn't have been affirming you mustn't have been affirming she mustn't have been affirming we mustn't have been affirming you mustn't have been affirming they mustn't have been affirming

Interrogative form

Simple form	V-ing form
must I affirm? must you affirm? must she affirm? must we affirm? must you affirm? must they affirm?	must I be affirming? must you be affirming? must she be affirming? must we be affirming? must you be affirming? must they be affirming?
Perfect	V-ing perfect
must I have affirmed? must you have affirmed? must she have affirmed? must we have affirmed? must you have affirmed? must they have affirmed?	must I have been affirming? must you have been affirming? must she have been affirming? must we have been affirming? must you have been affirming? must they have been affirming?

Interro-negative form

Simple form	V-ing form
mustn't I affirm? mustn't you affirm? mustn't she affirm? mustn't we affirm? mustn't you affirm? mustn't they affirm?	mustn't I be affirming? mustn't you be affirming? mustn't she be affirming? mustn't we be affirming? mustn't you be affirming? mustn't they be affirming?
Perfect	V-ing perfect
mustn't I have affirmed? mustn't you have affirmed? mustn't she have affirmed? mustn't we have affirmed? mustn't you have affirmed? mustn't they have affirmed?	mustn't I have been affirming? mustn't you have been affirming? mustn't she have been affirming? mustn't we have been affirming? mustn't you have been affirming? mustn't they have been affirming?