English verb conjugation
MUST FAN

Regular verb: fan - fanned - fanned

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?