English verb conjugation
MUST APPLE-POLISH

Regular verb: apple-polish - apple-polished - apple-polished

Affirmation

Simple form	V-ing form
I must apple-polish you must apple-polish he must apple-polish we must apple-polish you must apple-polish they must apple-polish	I must be apple-polishing you must be apple-polishing he must be apple-polishing we must be apple-polishing you must be apple-polishing they must be apple-polishing
Perfect	V-ing perfect
I must have apple-polished you must have apple-polished he must have apple-polished we must have apple-polished you must have apple-polished they must have apple-polished	I must have been apple-polishing you must have been apple-polishing he must have been apple-polishing we must have been apple-polishing you must have been apple-polishing they must have been apple-polishing

Negation

Simple form	V-ing form
I must not apple-polish you must not apple-polish he must not apple-polish we must not apple-polish you must not apple-polish they must not apple-polish	I must not be apple-polishing you must not be apple-polishing he must not be apple-polishing we must not be apple-polishing you must not be apple-polishing they must not be apple-polishing
Perfect	V-ing perfect
I must not have apple-polished you must not have apple-polished he must not have apple-polished we must not have apple-polished you must not have apple-polished they must not have apple-polished	I must not have been apple-polishing you must not have been apple-polishing he must not have been apple-polishing we must not have been apple-polishing you must not have been apple-polishing they must not have been apple-polishing

Interrogative form

Simple form	V-ing form
must I apple-polish? must you apple-polish? must he apple-polish? must we apple-polish? must you apple-polish? must they apple-polish?	must I be apple-polishing? must you be apple-polishing? must he be apple-polishing? must we be apple-polishing? must you be apple-polishing? must they be apple-polishing?
Perfect	V-ing perfect
must I have apple-polished? must you have apple-polished? must he have apple-polished? must we have apple-polished? must you have apple-polished? must they have apple-polished?	must I have been apple-polishing? must you have been apple-polishing? must he have been apple-polishing? must we have been apple-polishing? must you have been apple-polishing? must they have been apple-polishing?

Interro-negative form

Simple form	V-ing form
must I not apple-polish? must you not apple-polish? must he not apple-polish? must we not apple-polish? must you not apple-polish? must they not apple-polish?	must I not be apple-polishing? must you not be apple-polishing? must he not be apple-polishing? must we not be apple-polishing? must you not be apple-polishing? must they not be apple-polishing?
Perfect	V-ing perfect
must I not have apple-polished? must you not have apple-polished? must he not have apple-polished? must we not have apple-polished? must you not have apple-polished? must they not have apple-polished?	must I not have been apple-polishing? must you not have been apple-polishing? must he not have been apple-polishing? must we not have been apple-polishing? must you not have been apple-polishing? must they not have been apple-polishing?