must reformat
Regular verb: reformat - reformated- reformated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must reformat
you must reformat
he must reformat
we must reformat
you must reformat
they must reformat 	I must be reformating
you must be reformating
he must be reformating
we must be reformating
you must be reformating
they must be reformating	I must have reformated
you must have reformated
he must have reformated
we must have reformated
you must have reformated
they must have reformated	I must have been reformating
you must have been reformating
he must have been reformating
we must have been reformating
you must have been reformating
they must have been reformating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't reformat
you mustn't reformat
he mustn't reformat
we mustn't reformat
you mustn't reformat
they mustn't reformat 	I mustn't be reformating
you mustn't be reformating
he mustn't be reformating
we mustn't be reformating
you mustn't be reformating
they mustn't be reformating	I mustn't have reformated
you mustn't have reformated
he mustn't have reformated
we mustn't have reformated
you mustn't have reformated
they mustn't have reformated	I mustn't have been reformating
you mustn't have been reformating
he mustn't have been reformating
we mustn't have been reformating
you mustn't have been reformating
they mustn't have been reformating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I reformat?
must you reformat?
must he reformat?
must we reformat?
must you reformat?
must they reformat? 	must I be reformating?
must you be reformating?
must he be reformating?
must we be reformating?
must you be reformating?
must they be reformating? 	must I have reformated?
must you have reformated?
must he have reformated?
must we have reformated?
must you have reformated?
must they have reformated? 	must I have been reformating?
must you have been reformating?
must he have been reformating?
must we have been reformating?
must you have been reformating?
must they have been reformating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I reformat?
mustn't you reformat?
mustn't he reformat?
mustn't we reformat?
mustn't you reformat?
mustn't they reformat? 	mustn't I be reformating?
mustn't you be reformating?
mustn't he be reformating?
mustn't we be reformating?
mustn't you be reformating?
mustn't they be reformating? 	mustn't I have reformated?
mustn't you have reformated?
mustn't he have reformated?
mustn't we have reformated?
mustn't you have reformated?
mustn't they have reformated? 	mustn't I have been reformating?
mustn't you have been reformating?
mustn't he have been reformating?
mustn't we have been reformating?
mustn't you have been reformating?
mustn't they have been reformating?