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