I must rap you must rap she must rap we must rap you must rap they must rap
V-ing form
I must be rapping you must be rapping she must be rapping we must be rapping you must be rapping they must be rapping
Perfect
I must have rapped you must have rapped she must have rapped we must have rapped you must have rapped they must have rapped
V-ing perfect
I must have been rapping you must have been rapping she must have been rapping we must have been rapping you must have been rapping they must have been rapping
Negation
Simple form
I mustn't rap you mustn't rap she mustn't rap we mustn't rap you mustn't rap they mustn't rap
V-ing form
I mustn't be rapping you mustn't be rapping she mustn't be rapping we mustn't be rapping you mustn't be rapping they mustn't be rapping
Perfect
I mustn't have rapped you mustn't have rapped she mustn't have rapped we mustn't have rapped you mustn't have rapped they mustn't have rapped
V-ing perfect
I mustn't have been rapping you mustn't have been rapping she mustn't have been rapping we mustn't have been rapping you mustn't have been rapping they mustn't have been rapping
Interrogative form
Simple form
must I rap? must you rap? must she rap? must we rap? must you rap? must they rap?
V-ing form
must I be rapping? must you be rapping? must she be rapping? must we be rapping? must you be rapping? must they be rapping?
Perfect
must I have rapped? must you have rapped? must she have rapped? must we have rapped? must you have rapped? must they have rapped?
V-ing perfect
must I have been rapping? must you have been rapping? must she have been rapping? must we have been rapping? must you have been rapping? must they have been rapping?
Interro-negative form
Simple form
mustn't I rap? mustn't you rap? mustn't she rap? mustn't we rap? mustn't you rap? mustn't they rap?
V-ing form
mustn't I be rapping? mustn't you be rapping? mustn't she be rapping? mustn't we be rapping? mustn't you be rapping? mustn't they be rapping?
Perfect
mustn't I have rapped? mustn't you have rapped? mustn't she have rapped? mustn't we have rapped? mustn't you have rapped? mustn't they have rapped?
V-ing perfect
mustn't I have been rapping? mustn't you have been rapping? mustn't she have been rapping? mustn't we have been rapping? mustn't you have been rapping? mustn't they have been rapping?