English verb conjugation
MUST PAINT

Regular verb: paint - painted - painted

Affirmation

Simple form	V-ing form
I must paint you must paint she must paint we must paint you must paint they must paint	I must be painting you must be painting she must be painting we must be painting you must be painting they must be painting
Perfect	V-ing perfect
I must have painted you must have painted she must have painted we must have painted you must have painted they must have painted	I must have been painting you must have been painting she must have been painting we must have been painting you must have been painting they must have been painting

Negation

Simple form	V-ing form
I must not paint you must not paint she must not paint we must not paint you must not paint they must not paint	I must not be painting you must not be painting she must not be painting we must not be painting you must not be painting they must not be painting
Perfect	V-ing perfect
I must not have painted you must not have painted she must not have painted we must not have painted you must not have painted they must not have painted	I must not have been painting you must not have been painting she must not have been painting we must not have been painting you must not have been painting they must not have been painting

Interrogative form

Simple form	V-ing form
must I paint? must you paint? must she paint? must we paint? must you paint? must they paint?	must I be painting? must you be painting? must she be painting? must we be painting? must you be painting? must they be painting?
Perfect	V-ing perfect
must I have painted? must you have painted? must she have painted? must we have painted? must you have painted? must they have painted?	must I have been painting? must you have been painting? must she have been painting? must we have been painting? must you have been painting? must they have been painting?

Interro-negative form

Simple form	V-ing form
must I not paint? must you not paint? must she not paint? must we not paint? must you not paint? must they not paint?	must I not be painting? must you not be painting? must she not be painting? must we not be painting? must you not be painting? must they not be painting?
Perfect	V-ing perfect
must I not have painted? must you not have painted? must she not have painted? must we not have painted? must you not have painted? must they not have painted?	must I not have been painting? must you not have been painting? must she not have been painting? must we not have been painting? must you not have been painting? must they not have been painting?