English verb conjugation
MUST COLOUR

Regular verb: colour - coloured - coloured

Affirmation

Simple form	V-ing form
I must colour you must colour she must colour we must colour you must colour they must colour	I must be colouring you must be colouring she must be colouring we must be colouring you must be colouring they must be colouring
Perfect	V-ing perfect
I must have coloured you must have coloured she must have coloured we must have coloured you must have coloured they must have coloured	I must have been colouring you must have been colouring she must have been colouring we must have been colouring you must have been colouring they must have been colouring

Negation

Simple form	V-ing form
I mustn't colour you mustn't colour she mustn't colour we mustn't colour you mustn't colour they mustn't colour	I mustn't be colouring you mustn't be colouring she mustn't be colouring we mustn't be colouring you mustn't be colouring they mustn't be colouring
Perfect	V-ing perfect
I mustn't have coloured you mustn't have coloured she mustn't have coloured we mustn't have coloured you mustn't have coloured they mustn't have coloured	I mustn't have been colouring you mustn't have been colouring she mustn't have been colouring we mustn't have been colouring you mustn't have been colouring they mustn't have been colouring

Interrogative form

Simple form	V-ing form
must I colour? must you colour? must she colour? must we colour? must you colour? must they colour?	must I be colouring? must you be colouring? must she be colouring? must we be colouring? must you be colouring? must they be colouring?
Perfect	V-ing perfect
must I have coloured? must you have coloured? must she have coloured? must we have coloured? must you have coloured? must they have coloured?	must I have been colouring? must you have been colouring? must she have been colouring? must we have been colouring? must you have been colouring? must they have been colouring?

Interro-negative form

Simple form	V-ing form
mustn't I colour? mustn't you colour? mustn't she colour? mustn't we colour? mustn't you colour? mustn't they colour?	mustn't I be colouring? mustn't you be colouring? mustn't she be colouring? mustn't we be colouring? mustn't you be colouring? mustn't they be colouring?
Perfect	V-ing perfect
mustn't I have coloured? mustn't you have coloured? mustn't she have coloured? mustn't we have coloured? mustn't you have coloured? mustn't they have coloured?	mustn't I have been colouring? mustn't you have been colouring? mustn't she have been colouring? mustn't we have been colouring? mustn't you have been colouring? mustn't they have been colouring?