English verb conjugation
MUST GEL

Regular verb: gel - gelled - gelled

Affirmation

Simple form	V-ing form
I must gel you must gel he must gel we must gel you must gel they must gel	I must be gelling you must be gelling he must be gelling we must be gelling you must be gelling they must be gelling
Perfect	V-ing perfect
I must have gelled you must have gelled he must have gelled we must have gelled you must have gelled they must have gelled	I must have been gelling you must have been gelling he must have been gelling we must have been gelling you must have been gelling they must have been gelling

Negation

Simple form	V-ing form
I mustn't gel you mustn't gel he mustn't gel we mustn't gel you mustn't gel they mustn't gel	I mustn't be gelling you mustn't be gelling he mustn't be gelling we mustn't be gelling you mustn't be gelling they mustn't be gelling
Perfect	V-ing perfect
I mustn't have gelled you mustn't have gelled he mustn't have gelled we mustn't have gelled you mustn't have gelled they mustn't have gelled	I mustn't have been gelling you mustn't have been gelling he mustn't have been gelling we mustn't have been gelling you mustn't have been gelling they mustn't have been gelling

Interrogative form

Simple form	V-ing form
must I gel? must you gel? must he gel? must we gel? must you gel? must they gel?	must I be gelling? must you be gelling? must he be gelling? must we be gelling? must you be gelling? must they be gelling?
Perfect	V-ing perfect
must I have gelled? must you have gelled? must he have gelled? must we have gelled? must you have gelled? must they have gelled?	must I have been gelling? must you have been gelling? must he have been gelling? must we have been gelling? must you have been gelling? must they have been gelling?

Interro-negative form

Simple form	V-ing form
mustn't I gel? mustn't you gel? mustn't he gel? mustn't we gel? mustn't you gel? mustn't they gel?	mustn't I be gelling? mustn't you be gelling? mustn't he be gelling? mustn't we be gelling? mustn't you be gelling? mustn't they be gelling?
Perfect	V-ing perfect
mustn't I have gelled? mustn't you have gelled? mustn't he have gelled? mustn't we have gelled? mustn't you have gelled? mustn't they have gelled?	mustn't I have been gelling? mustn't you have been gelling? mustn't he have been gelling? mustn't we have been gelling? mustn't you have been gelling? mustn't they have been gelling?