Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must bring sth you must bring sth she must bring sth we must bring sth you must bring sth they must bring sth
V-ing form
I must be bring sthing you must be bring sthing she must be bring sthing we must be bring sthing you must be bring sthing they must be bring sthing
Perfect
I must have bring sthed you must have bring sthed she must have bring sthed we must have bring sthed you must have bring sthed they must have bring sthed
V-ing perfect
I must have been bring sthing you must have been bring sthing she must have been bring sthing we must have been bring sthing you must have been bring sthing they must have been bring sthing
Negation
Simple form
I must not bring sth you must not bring sth she must not bring sth we must not bring sth you must not bring sth they must not bring sth
V-ing form
I must not be bring sthing you must not be bring sthing she must not be bring sthing we must not be bring sthing you must not be bring sthing they must not be bring sthing
Perfect
I must not have bring sthed you must not have bring sthed she must not have bring sthed we must not have bring sthed you must not have bring sthed they must not have bring sthed
V-ing perfect
I must not have been bring sthing you must not have been bring sthing she must not have been bring sthing we must not have been bring sthing you must not have been bring sthing they must not have been bring sthing
Interrogative form
Simple form
must I bring sth? must you bring sth? must she bring sth? must we bring sth? must you bring sth? must they bring sth?
V-ing form
must I be bring sthing? must you be bring sthing? must she be bring sthing? must we be bring sthing? must you be bring sthing? must they be bring sthing?
Perfect
must I have bring sthed? must you have bring sthed? must she have bring sthed? must we have bring sthed? must you have bring sthed? must they have bring sthed?
V-ing perfect
must I have been bring sthing? must you have been bring sthing? must she have been bring sthing? must we have been bring sthing? must you have been bring sthing? must they have been bring sthing?
Interro-negative form
Simple form
must I not bring sth? must you not bring sth? must she not bring sth? must we not bring sth? must you not bring sth? must they not bring sth?
V-ing form
must I not be bring sthing? must you not be bring sthing? must she not be bring sthing? must we not be bring sthing? must you not be bring sthing? must they not be bring sthing?
Perfect
must I not have bring sthed? must you not have bring sthed? must she not have bring sthed? must we not have bring sthed? must you not have bring sthed? must they not have bring sthed?
V-ing perfect
must I not have been bring sthing? must you not have been bring sthing? must she not have been bring sthing? must we not have been bring sthing? must you not have been bring sthing? must they not have been bring sthing?