English verb conjugation
MUST UPPERCASE

Regular verb: uppercase - uppercased - uppercased

Affirmation

Simple form	V-ing form
I must uppercase you must uppercase he must uppercase we must uppercase you must uppercase they must uppercase	I must be uppercasing you must be uppercasing he must be uppercasing we must be uppercasing you must be uppercasing they must be uppercasing
Perfect	V-ing perfect
I must have uppercased you must have uppercased he must have uppercased we must have uppercased you must have uppercased they must have uppercased	I must have been uppercasing you must have been uppercasing he must have been uppercasing we must have been uppercasing you must have been uppercasing they must have been uppercasing

Negation

Simple form	V-ing form
I must not uppercase you must not uppercase he must not uppercase we must not uppercase you must not uppercase they must not uppercase	I must not be uppercasing you must not be uppercasing he must not be uppercasing we must not be uppercasing you must not be uppercasing they must not be uppercasing
Perfect	V-ing perfect
I must not have uppercased you must not have uppercased he must not have uppercased we must not have uppercased you must not have uppercased they must not have uppercased	I must not have been uppercasing you must not have been uppercasing he must not have been uppercasing we must not have been uppercasing you must not have been uppercasing they must not have been uppercasing

Interrogative form

Simple form	V-ing form
must I uppercase? must you uppercase? must he uppercase? must we uppercase? must you uppercase? must they uppercase?	must I be uppercasing? must you be uppercasing? must he be uppercasing? must we be uppercasing? must you be uppercasing? must they be uppercasing?
Perfect	V-ing perfect
must I have uppercased? must you have uppercased? must he have uppercased? must we have uppercased? must you have uppercased? must they have uppercased?	must I have been uppercasing? must you have been uppercasing? must he have been uppercasing? must we have been uppercasing? must you have been uppercasing? must they have been uppercasing?

Interro-negative form

Simple form	V-ing form
must I not uppercase? must you not uppercase? must he not uppercase? must we not uppercase? must you not uppercase? must they not uppercase?	must I not be uppercasing? must you not be uppercasing? must he not be uppercasing? must we not be uppercasing? must you not be uppercasing? must they not be uppercasing?
Perfect	V-ing perfect
must I not have uppercased? must you not have uppercased? must he not have uppercased? must we not have uppercased? must you not have uppercased? must they not have uppercased?	must I not have been uppercasing? must you not have been uppercasing? must he not have been uppercasing? must we not have been uppercasing? must you not have been uppercasing? must they not have been uppercasing?