English verb conjugation
MUST COLOR

Regular verb: color - colored - colored

Affirmation

Simple form	V-ing form
I must color you must color he must color we must color you must color they must color	I must be coloring you must be coloring he must be coloring we must be coloring you must be coloring they must be coloring
Perfect	V-ing perfect
I must have colored you must have colored he must have colored we must have colored you must have colored they must have colored	I must have been coloring you must have been coloring he must have been coloring we must have been coloring you must have been coloring they must have been coloring

Negation

Simple form	V-ing form
I must not color you must not color he must not color we must not color you must not color they must not color	I must not be coloring you must not be coloring he must not be coloring we must not be coloring you must not be coloring they must not be coloring
Perfect	V-ing perfect
I must not have colored you must not have colored he must not have colored we must not have colored you must not have colored they must not have colored	I must not have been coloring you must not have been coloring he must not have been coloring we must not have been coloring you must not have been coloring they must not have been coloring

Interrogative form

Simple form	V-ing form
must I color? must you color? must he color? must we color? must you color? must they color?	must I be coloring? must you be coloring? must he be coloring? must we be coloring? must you be coloring? must they be coloring?
Perfect	V-ing perfect
must I have colored? must you have colored? must he have colored? must we have colored? must you have colored? must they have colored?	must I have been coloring? must you have been coloring? must he have been coloring? must we have been coloring? must you have been coloring? must they have been coloring?

Interro-negative form

Simple form	V-ing form
must I not color? must you not color? must he not color? must we not color? must you not color? must they not color?	must I not be coloring? must you not be coloring? must he not be coloring? must we not be coloring? must you not be coloring? must they not be coloring?
Perfect	V-ing perfect
must I not have colored? must you not have colored? must he not have colored? must we not have colored? must you not have colored? must they not have colored?	must I not have been coloring? must you not have been coloring? must he not have been coloring? must we not have been coloring? must you not have been coloring? must they not have been coloring?