English verb conjugation
MUST FLUX

Regular verb: flux - fluxed - fluxed

Affirmation

Simple form	V-ing form
I must flux you must flux he must flux we must flux you must flux they must flux	I must be fluxing you must be fluxing he must be fluxing we must be fluxing you must be fluxing they must be fluxing
Perfect	V-ing perfect
I must have fluxed you must have fluxed he must have fluxed we must have fluxed you must have fluxed they must have fluxed	I must have been fluxing you must have been fluxing he must have been fluxing we must have been fluxing you must have been fluxing they must have been fluxing

Negation

Simple form	V-ing form
I must not flux you must not flux he must not flux we must not flux you must not flux they must not flux	I must not be fluxing you must not be fluxing he must not be fluxing we must not be fluxing you must not be fluxing they must not be fluxing
Perfect	V-ing perfect
I must not have fluxed you must not have fluxed he must not have fluxed we must not have fluxed you must not have fluxed they must not have fluxed	I must not have been fluxing you must not have been fluxing he must not have been fluxing we must not have been fluxing you must not have been fluxing they must not have been fluxing

Interrogative form

Simple form	V-ing form
must I flux? must you flux? must he flux? must we flux? must you flux? must they flux?	must I be fluxing? must you be fluxing? must he be fluxing? must we be fluxing? must you be fluxing? must they be fluxing?
Perfect	V-ing perfect
must I have fluxed? must you have fluxed? must he have fluxed? must we have fluxed? must you have fluxed? must they have fluxed?	must I have been fluxing? must you have been fluxing? must he have been fluxing? must we have been fluxing? must you have been fluxing? must they have been fluxing?

Interro-negative form

Simple form	V-ing form
must I not flux? must you not flux? must he not flux? must we not flux? must you not flux? must they not flux?	must I not be fluxing? must you not be fluxing? must he not be fluxing? must we not be fluxing? must you not be fluxing? must they not be fluxing?
Perfect	V-ing perfect
must I not have fluxed? must you not have fluxed? must he not have fluxed? must we not have fluxed? must you not have fluxed? must they not have fluxed?	must I not have been fluxing? must you not have been fluxing? must he not have been fluxing? must we not have been fluxing? must you not have been fluxing? must they not have been fluxing?