Regular verb: work work - work worked - work worked
Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must work work you must work work he must work work we must work work you must work work they must work work
V-ing form
I must be work working you must be work working he must be work working we must be work working you must be work working they must be work working
Perfect
I must have work worked you must have work worked he must have work worked we must have work worked you must have work worked they must have work worked
V-ing perfect
I must have been work working you must have been work working he must have been work working we must have been work working you must have been work working they must have been work working
Negation
Simple form
I must not work work you must not work work he must not work work we must not work work you must not work work they must not work work
V-ing form
I must not be work working you must not be work working he must not be work working we must not be work working you must not be work working they must not be work working
Perfect
I must not have work worked you must not have work worked he must not have work worked we must not have work worked you must not have work worked they must not have work worked
V-ing perfect
I must not have been work working you must not have been work working he must not have been work working we must not have been work working you must not have been work working they must not have been work working
Interrogative form
Simple form
must I work work? must you work work? must he work work? must we work work? must you work work? must they work work?
V-ing form
must I be work working? must you be work working? must he be work working? must we be work working? must you be work working? must they be work working?
Perfect
must I have work worked? must you have work worked? must he have work worked? must we have work worked? must you have work worked? must they have work worked?
V-ing perfect
must I have been work working? must you have been work working? must he have been work working? must we have been work working? must you have been work working? must they have been work working?
Interro-negative form
Simple form
must I not work work? must you not work work? must he not work work? must we not work work? must you not work work? must they not work work?
V-ing form
must I not be work working? must you not be work working? must he not be work working? must we not be work working? must you not be work working? must they not be work working?
Perfect
must I not have work worked? must you not have work worked? must he not have work worked? must we not have work worked? must you not have work worked? must they not have work worked?
V-ing perfect
must I not have been work working? must you not have been work working? must he not have been work working? must we not have been work working? must you not have been work working? must they not have been work working?