must im
Regular verb: im - imed- imed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must im
you must im
he must im
we must im
you must im
they must im 	I must be iming
you must be iming
he must be iming
we must be iming
you must be iming
they must be iming	I must have imed
you must have imed
he must have imed
we must have imed
you must have imed
they must have imed	I must have been iming
you must have been iming
he must have been iming
we must have been iming
you must have been iming
they must have been iming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't im
you mustn't im
he mustn't im
we mustn't im
you mustn't im
they mustn't im 	I mustn't be iming
you mustn't be iming
he mustn't be iming
we mustn't be iming
you mustn't be iming
they mustn't be iming	I mustn't have imed
you mustn't have imed
he mustn't have imed
we mustn't have imed
you mustn't have imed
they mustn't have imed	I mustn't have been iming
you mustn't have been iming
he mustn't have been iming
we mustn't have been iming
you mustn't have been iming
they mustn't have been iming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I im?
must you im?
must he im?
must we im?
must you im?
must they im? 	must I be iming?
must you be iming?
must he be iming?
must we be iming?
must you be iming?
must they be iming? 	must I have imed?
must you have imed?
must he have imed?
must we have imed?
must you have imed?
must they have imed? 	must I have been iming?
must you have been iming?
must he have been iming?
must we have been iming?
must you have been iming?
must they have been iming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I im?
mustn't you im?
mustn't he im?
mustn't we im?
mustn't you im?
mustn't they im? 	mustn't I be iming?
mustn't you be iming?
mustn't he be iming?
mustn't we be iming?
mustn't you be iming?
mustn't they be iming? 	mustn't I have imed?
mustn't you have imed?
mustn't he have imed?
mustn't we have imed?
mustn't you have imed?
mustn't they have imed? 	mustn't I have been iming?
mustn't you have been iming?
mustn't he have been iming?
mustn't we have been iming?
mustn't you have been iming?
mustn't they have been iming?