English verb conjugation
MUST MENSTRUATE

Regular verb: menstruate - menstruated - menstruated

Affirmation

Simple form	V-ing form
I must menstruate you must menstruate he must menstruate we must menstruate you must menstruate they must menstruate	I must be menstruating you must be menstruating he must be menstruating we must be menstruating you must be menstruating they must be menstruating
Perfect	V-ing perfect
I must have menstruated you must have menstruated he must have menstruated we must have menstruated you must have menstruated they must have menstruated	I must have been menstruating you must have been menstruating he must have been menstruating we must have been menstruating you must have been menstruating they must have been menstruating

Negation

Simple form	V-ing form
I must not menstruate you must not menstruate he must not menstruate we must not menstruate you must not menstruate they must not menstruate	I must not be menstruating you must not be menstruating he must not be menstruating we must not be menstruating you must not be menstruating they must not be menstruating
Perfect	V-ing perfect
I must not have menstruated you must not have menstruated he must not have menstruated we must not have menstruated you must not have menstruated they must not have menstruated	I must not have been menstruating you must not have been menstruating he must not have been menstruating we must not have been menstruating you must not have been menstruating they must not have been menstruating

Interrogative form

Simple form	V-ing form
must I menstruate? must you menstruate? must he menstruate? must we menstruate? must you menstruate? must they menstruate?	must I be menstruating? must you be menstruating? must he be menstruating? must we be menstruating? must you be menstruating? must they be menstruating?
Perfect	V-ing perfect
must I have menstruated? must you have menstruated? must he have menstruated? must we have menstruated? must you have menstruated? must they have menstruated?	must I have been menstruating? must you have been menstruating? must he have been menstruating? must we have been menstruating? must you have been menstruating? must they have been menstruating?

Interro-negative form

Simple form	V-ing form
must I not menstruate? must you not menstruate? must he not menstruate? must we not menstruate? must you not menstruate? must they not menstruate?	must I not be menstruating? must you not be menstruating? must he not be menstruating? must we not be menstruating? must you not be menstruating? must they not be menstruating?
Perfect	V-ing perfect
must I not have menstruated? must you not have menstruated? must he not have menstruated? must we not have menstruated? must you not have menstruated? must they not have menstruated?	must I not have been menstruating? must you not have been menstruating? must he not have been menstruating? must we not have been menstruating? must you not have been menstruating? must they not have been menstruating?