I must audition you must audition he must audition we must audition you must audition they must audition
V-ing form
I must be auditioning you must be auditioning he must be auditioning we must be auditioning you must be auditioning they must be auditioning
Perfect
I must have auditioned you must have auditioned he must have auditioned we must have auditioned you must have auditioned they must have auditioned
V-ing perfect
I must have been auditioning you must have been auditioning he must have been auditioning we must have been auditioning you must have been auditioning they must have been auditioning
Negation
Simple form
I mustn't audition you mustn't audition he mustn't audition we mustn't audition you mustn't audition they mustn't audition
V-ing form
I mustn't be auditioning you mustn't be auditioning he mustn't be auditioning we mustn't be auditioning you mustn't be auditioning they mustn't be auditioning
Perfect
I mustn't have auditioned you mustn't have auditioned he mustn't have auditioned we mustn't have auditioned you mustn't have auditioned they mustn't have auditioned
V-ing perfect
I mustn't have been auditioning you mustn't have been auditioning he mustn't have been auditioning we mustn't have been auditioning you mustn't have been auditioning they mustn't have been auditioning
Interrogative form
Simple form
must I audition? must you audition? must he audition? must we audition? must you audition? must they audition?
V-ing form
must I be auditioning? must you be auditioning? must he be auditioning? must we be auditioning? must you be auditioning? must they be auditioning?
Perfect
must I have auditioned? must you have auditioned? must he have auditioned? must we have auditioned? must you have auditioned? must they have auditioned?
V-ing perfect
must I have been auditioning? must you have been auditioning? must he have been auditioning? must we have been auditioning? must you have been auditioning? must they have been auditioning?
Interro-negative form
Simple form
mustn't I audition? mustn't you audition? mustn't he audition? mustn't we audition? mustn't you audition? mustn't they audition?
V-ing form
mustn't I be auditioning? mustn't you be auditioning? mustn't he be auditioning? mustn't we be auditioning? mustn't you be auditioning? mustn't they be auditioning?
Perfect
mustn't I have auditioned? mustn't you have auditioned? mustn't he have auditioned? mustn't we have auditioned? mustn't you have auditioned? mustn't they have auditioned?
V-ing perfect
mustn't I have been auditioning? mustn't you have been auditioning? mustn't he have been auditioning? mustn't we have been auditioning? mustn't you have been auditioning? mustn't they have been auditioning?