English verb conjugation
MUST FLETCH

Regular verb: fletch - fletched - fletched

Affirmation

Simple form	V-ing form
I must fletch you must fletch he must fletch we must fletch you must fletch they must fletch	I must be fletching you must be fletching he must be fletching we must be fletching you must be fletching they must be fletching
Perfect	V-ing perfect
I must have fletched you must have fletched he must have fletched we must have fletched you must have fletched they must have fletched	I must have been fletching you must have been fletching he must have been fletching we must have been fletching you must have been fletching they must have been fletching

Negation

Simple form	V-ing form
I must not fletch you must not fletch he must not fletch we must not fletch you must not fletch they must not fletch	I must not be fletching you must not be fletching he must not be fletching we must not be fletching you must not be fletching they must not be fletching
Perfect	V-ing perfect
I must not have fletched you must not have fletched he must not have fletched we must not have fletched you must not have fletched they must not have fletched	I must not have been fletching you must not have been fletching he must not have been fletching we must not have been fletching you must not have been fletching they must not have been fletching

Interrogative form

Simple form	V-ing form
must I fletch? must you fletch? must he fletch? must we fletch? must you fletch? must they fletch?	must I be fletching? must you be fletching? must he be fletching? must we be fletching? must you be fletching? must they be fletching?
Perfect	V-ing perfect
must I have fletched? must you have fletched? must he have fletched? must we have fletched? must you have fletched? must they have fletched?	must I have been fletching? must you have been fletching? must he have been fletching? must we have been fletching? must you have been fletching? must they have been fletching?

Interro-negative form

Simple form	V-ing form
must I not fletch? must you not fletch? must he not fletch? must we not fletch? must you not fletch? must they not fletch?	must I not be fletching? must you not be fletching? must he not be fletching? must we not be fletching? must you not be fletching? must they not be fletching?
Perfect	V-ing perfect
must I not have fletched? must you not have fletched? must he not have fletched? must we not have fletched? must you not have fletched? must they not have fletched?	must I not have been fletching? must you not have been fletching? must he not have been fletching? must we not have been fletching? must you not have been fletching? must they not have been fletching?