must reinform
Regular verb: reinform - reinformed- reinformed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must reinform
you must reinform
she must reinform
we must reinform
you must reinform
they must reinform 	I must be reinforming
you must be reinforming
she must be reinforming
we must be reinforming
you must be reinforming
they must be reinforming	I must have reinformed
you must have reinformed
she must have reinformed
we must have reinformed
you must have reinformed
they must have reinformed	I must have been reinforming
you must have been reinforming
she must have been reinforming
we must have been reinforming
you must have been reinforming
they must have been reinforming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't reinform
you mustn't reinform
she mustn't reinform
we mustn't reinform
you mustn't reinform
they mustn't reinform 	I mustn't be reinforming
you mustn't be reinforming
she mustn't be reinforming
we mustn't be reinforming
you mustn't be reinforming
they mustn't be reinforming	I mustn't have reinformed
you mustn't have reinformed
she mustn't have reinformed
we mustn't have reinformed
you mustn't have reinformed
they mustn't have reinformed	I mustn't have been reinforming
you mustn't have been reinforming
she mustn't have been reinforming
we mustn't have been reinforming
you mustn't have been reinforming
they mustn't have been reinforming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I reinform?
must you reinform?
must she reinform?
must we reinform?
must you reinform?
must they reinform? 	must I be reinforming?
must you be reinforming?
must she be reinforming?
must we be reinforming?
must you be reinforming?
must they be reinforming? 	must I have reinformed?
must you have reinformed?
must she have reinformed?
must we have reinformed?
must you have reinformed?
must they have reinformed? 	must I have been reinforming?
must you have been reinforming?
must she have been reinforming?
must we have been reinforming?
must you have been reinforming?
must they have been reinforming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I reinform?
mustn't you reinform?
mustn't she reinform?
mustn't we reinform?
mustn't you reinform?
mustn't they reinform? 	mustn't I be reinforming?
mustn't you be reinforming?
mustn't she be reinforming?
mustn't we be reinforming?
mustn't you be reinforming?
mustn't they be reinforming? 	mustn't I have reinformed?
mustn't you have reinformed?
mustn't she have reinformed?
mustn't we have reinformed?
mustn't you have reinformed?
mustn't they have reinformed? 	mustn't I have been reinforming?
mustn't you have been reinforming?
mustn't she have been reinforming?
mustn't we have been reinforming?
mustn't you have been reinforming?
mustn't they have been reinforming?