English verb conjugation
MUST FLASH-FREEZE

Irregular verb: flash-freeze - flash-froze - flash-frozen

Affirmation

Simple form	V-ing form
I must flash-freeze you must flash-freeze he must flash-freeze we must flash-freeze you must flash-freeze they must flash-freeze	I must be flash-freezing you must be flash-freezing he must be flash-freezing we must be flash-freezing you must be flash-freezing they must be flash-freezing
Perfect	V-ing perfect
I must have flash-frozen you must have flash-frozen he must have flash-frozen we must have flash-frozen you must have flash-frozen they must have flash-frozen	I must have been flash-freezing you must have been flash-freezing he must have been flash-freezing we must have been flash-freezing you must have been flash-freezing they must have been flash-freezing

Negation

Simple form	V-ing form
I mustn't flash-freeze you mustn't flash-freeze he mustn't flash-freeze we mustn't flash-freeze you mustn't flash-freeze they mustn't flash-freeze	I mustn't be flash-freezing you mustn't be flash-freezing he mustn't be flash-freezing we mustn't be flash-freezing you mustn't be flash-freezing they mustn't be flash-freezing
Perfect	V-ing perfect
I mustn't have flash-frozen you mustn't have flash-frozen he mustn't have flash-frozen we mustn't have flash-frozen you mustn't have flash-frozen they mustn't have flash-frozen	I mustn't have been flash-freezing you mustn't have been flash-freezing he mustn't have been flash-freezing we mustn't have been flash-freezing you mustn't have been flash-freezing they mustn't have been flash-freezing

Interrogative form

Simple form	V-ing form
must I flash-freeze? must you flash-freeze? must he flash-freeze? must we flash-freeze? must you flash-freeze? must they flash-freeze?	must I be flash-freezing? must you be flash-freezing? must he be flash-freezing? must we be flash-freezing? must you be flash-freezing? must they be flash-freezing?
Perfect	V-ing perfect
must I have flash-frozen? must you have flash-frozen? must he have flash-frozen? must we have flash-frozen? must you have flash-frozen? must they have flash-frozen?	must I have been flash-freezing? must you have been flash-freezing? must he have been flash-freezing? must we have been flash-freezing? must you have been flash-freezing? must they have been flash-freezing?

Interro-negative form

Simple form	V-ing form
mustn't I flash-freeze? mustn't you flash-freeze? mustn't he flash-freeze? mustn't we flash-freeze? mustn't you flash-freeze? mustn't they flash-freeze?	mustn't I be flash-freezing? mustn't you be flash-freezing? mustn't he be flash-freezing? mustn't we be flash-freezing? mustn't you be flash-freezing? mustn't they be flash-freezing?
Perfect	V-ing perfect
mustn't I have flash-frozen? mustn't you have flash-frozen? mustn't he have flash-frozen? mustn't we have flash-frozen? mustn't you have flash-frozen? mustn't they have flash-frozen?	mustn't I have been flash-freezing? mustn't you have been flash-freezing? mustn't he have been flash-freezing? mustn't we have been flash-freezing? mustn't you have been flash-freezing? mustn't they have been flash-freezing?