English verb conjugation
MUST GUMSHOE

Regular verb: gumshoe - gumshoed - gumshoed

Affirmation

Simple form	V-ing form
I must gumshoe you must gumshoe he must gumshoe we must gumshoe you must gumshoe they must gumshoe	I must be gumshoing you must be gumshoing he must be gumshoing we must be gumshoing you must be gumshoing they must be gumshoing
Perfect	V-ing perfect
I must have gumshoed you must have gumshoed he must have gumshoed we must have gumshoed you must have gumshoed they must have gumshoed	I must have been gumshoing you must have been gumshoing he must have been gumshoing we must have been gumshoing you must have been gumshoing they must have been gumshoing

Negation

Simple form	V-ing form
I must not gumshoe you must not gumshoe he must not gumshoe we must not gumshoe you must not gumshoe they must not gumshoe	I must not be gumshoing you must not be gumshoing he must not be gumshoing we must not be gumshoing you must not be gumshoing they must not be gumshoing
Perfect	V-ing perfect
I must not have gumshoed you must not have gumshoed he must not have gumshoed we must not have gumshoed you must not have gumshoed they must not have gumshoed	I must not have been gumshoing you must not have been gumshoing he must not have been gumshoing we must not have been gumshoing you must not have been gumshoing they must not have been gumshoing

Interrogative form

Simple form	V-ing form
must I gumshoe? must you gumshoe? must he gumshoe? must we gumshoe? must you gumshoe? must they gumshoe?	must I be gumshoing? must you be gumshoing? must he be gumshoing? must we be gumshoing? must you be gumshoing? must they be gumshoing?
Perfect	V-ing perfect
must I have gumshoed? must you have gumshoed? must he have gumshoed? must we have gumshoed? must you have gumshoed? must they have gumshoed?	must I have been gumshoing? must you have been gumshoing? must he have been gumshoing? must we have been gumshoing? must you have been gumshoing? must they have been gumshoing?

Interro-negative form

Simple form	V-ing form
must I not gumshoe? must you not gumshoe? must he not gumshoe? must we not gumshoe? must you not gumshoe? must they not gumshoe?	must I not be gumshoing? must you not be gumshoing? must he not be gumshoing? must we not be gumshoing? must you not be gumshoing? must they not be gumshoing?
Perfect	V-ing perfect
must I not have gumshoed? must you not have gumshoed? must he not have gumshoed? must we not have gumshoed? must you not have gumshoed? must they not have gumshoed?	must I not have been gumshoing? must you not have been gumshoing? must he not have been gumshoing? must we not have been gumshoing? must you not have been gumshoing? must they not have been gumshoing?