must demit
Regular verb: demit - demited- demited

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must demit
you must demit
she must demit
we must demit
you must demit
they must demit 	I must be demiting
you must be demiting
she must be demiting
we must be demiting
you must be demiting
they must be demiting	I must have demited
you must have demited
she must have demited
we must have demited
you must have demited
they must have demited	I must have been demiting
you must have been demiting
she must have been demiting
we must have been demiting
you must have been demiting
they must have been demiting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't demit
you mustn't demit
she mustn't demit
we mustn't demit
you mustn't demit
they mustn't demit 	I mustn't be demiting
you mustn't be demiting
she mustn't be demiting
we mustn't be demiting
you mustn't be demiting
they mustn't be demiting	I mustn't have demited
you mustn't have demited
she mustn't have demited
we mustn't have demited
you mustn't have demited
they mustn't have demited	I mustn't have been demiting
you mustn't have been demiting
she mustn't have been demiting
we mustn't have been demiting
you mustn't have been demiting
they mustn't have been demiting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I demit?
must you demit?
must she demit?
must we demit?
must you demit?
must they demit? 	must I be demiting?
must you be demiting?
must she be demiting?
must we be demiting?
must you be demiting?
must they be demiting? 	must I have demited?
must you have demited?
must she have demited?
must we have demited?
must you have demited?
must they have demited? 	must I have been demiting?
must you have been demiting?
must she have been demiting?
must we have been demiting?
must you have been demiting?
must they have been demiting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I demit?
mustn't you demit?
mustn't she demit?
mustn't we demit?
mustn't you demit?
mustn't they demit? 	mustn't I be demiting?
mustn't you be demiting?
mustn't she be demiting?
mustn't we be demiting?
mustn't you be demiting?
mustn't they be demiting? 	mustn't I have demited?
mustn't you have demited?
mustn't she have demited?
mustn't we have demited?
mustn't you have demited?
mustn't they have demited? 	mustn't I have been demiting?
mustn't you have been demiting?
mustn't she have been demiting?
mustn't we have been demiting?
mustn't you have been demiting?
mustn't they have been demiting?