must fan
Regular verb: fan - fanned- fanned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must fan
you must fan
he must fan
we must fan
you must fan
they must fan 	I must be fanning
you must be fanning
he must be fanning
we must be fanning
you must be fanning
they must be fanning	I must have fanned
you must have fanned
he must have fanned
we must have fanned
you must have fanned
they must have fanned	I must have been fanning
you must have been fanning
he must have been fanning
we must have been fanning
you must have been fanning
they must have been fanning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't fan
you mustn't fan
he mustn't fan
we mustn't fan
you mustn't fan
they mustn't fan 	I mustn't be fanning
you mustn't be fanning
he mustn't be fanning
we mustn't be fanning
you mustn't be fanning
they mustn't be fanning	I mustn't have fanned
you mustn't have fanned
he mustn't have fanned
we mustn't have fanned
you mustn't have fanned
they mustn't have fanned	I mustn't have been fanning
you mustn't have been fanning
he mustn't have been fanning
we mustn't have been fanning
you mustn't have been fanning
they mustn't have been fanning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I fan?
must you fan?
must he fan?
must we fan?
must you fan?
must they fan? 	must I be fanning?
must you be fanning?
must he be fanning?
must we be fanning?
must you be fanning?
must they be fanning? 	must I have fanned?
must you have fanned?
must he have fanned?
must we have fanned?
must you have fanned?
must they have fanned? 	must I have been fanning?
must you have been fanning?
must he have been fanning?
must we have been fanning?
must you have been fanning?
must they have been fanning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I fan?
mustn't you fan?
mustn't he fan?
mustn't we fan?
mustn't you fan?
mustn't they fan? 	mustn't I be fanning?
mustn't you be fanning?
mustn't he be fanning?
mustn't we be fanning?
mustn't you be fanning?
mustn't they be fanning? 	mustn't I have fanned?
mustn't you have fanned?
mustn't he have fanned?
mustn't we have fanned?
mustn't you have fanned?
mustn't they have fanned? 	mustn't I have been fanning?
mustn't you have been fanning?
mustn't he have been fanning?
mustn't we have been fanning?
mustn't you have been fanning?
mustn't they have been fanning?