English verb conjugation
MUST GEL

Regular verb: gel - gelled - gelled

Affirmation

Simple form	V-ing form
I must gel you must gel she must gel we must gel you must gel they must gel	I must be gelling you must be gelling she 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 she 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 she 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 she 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 she 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 she 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 she 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 she gel? must we gel? must you gel? must they gel?	must I be gelling? must you be gelling? must she 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 she 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 she 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 she 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 she 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 she 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 she have been gelling? mustn't we have been gelling? mustn't you have been gelling? mustn't they have been gelling?