English verb conjugation
MUST SOJOURN

Regular verb: sojourn - sojourned - sojourned

Affirmation

Simple form	V-ing form
I must sojourn you must sojourn he must sojourn we must sojourn you must sojourn they must sojourn	I must be sojourning you must be sojourning he must be sojourning we must be sojourning you must be sojourning they must be sojourning
Perfect	V-ing perfect
I must have sojourned you must have sojourned he must have sojourned we must have sojourned you must have sojourned they must have sojourned	I must have been sojourning you must have been sojourning he must have been sojourning we must have been sojourning you must have been sojourning they must have been sojourning

Negation

Simple form	V-ing form
I must not sojourn you must not sojourn he must not sojourn we must not sojourn you must not sojourn they must not sojourn	I must not be sojourning you must not be sojourning he must not be sojourning we must not be sojourning you must not be sojourning they must not be sojourning
Perfect	V-ing perfect
I must not have sojourned you must not have sojourned he must not have sojourned we must not have sojourned you must not have sojourned they must not have sojourned	I must not have been sojourning you must not have been sojourning he must not have been sojourning we must not have been sojourning you must not have been sojourning they must not have been sojourning

Interrogative form

Simple form	V-ing form
must I sojourn? must you sojourn? must he sojourn? must we sojourn? must you sojourn? must they sojourn?	must I be sojourning? must you be sojourning? must he be sojourning? must we be sojourning? must you be sojourning? must they be sojourning?
Perfect	V-ing perfect
must I have sojourned? must you have sojourned? must he have sojourned? must we have sojourned? must you have sojourned? must they have sojourned?	must I have been sojourning? must you have been sojourning? must he have been sojourning? must we have been sojourning? must you have been sojourning? must they have been sojourning?

Interro-negative form

Simple form	V-ing form
must I not sojourn? must you not sojourn? must he not sojourn? must we not sojourn? must you not sojourn? must they not sojourn?	must I not be sojourning? must you not be sojourning? must he not be sojourning? must we not be sojourning? must you not be sojourning? must they not be sojourning?
Perfect	V-ing perfect
must I not have sojourned? must you not have sojourned? must he not have sojourned? must we not have sojourned? must you not have sojourned? must they not have sojourned?	must I not have been sojourning? must you not have been sojourning? must he not have been sojourning? must we not have been sojourning? must you not have been sojourning? must they not have been sojourning?