English verb conjugation
MUST MILK

Regular verb: milk - milked - milked

Affirmation

Simple form	V-ing form
I must milk you must milk he must milk we must milk you must milk they must milk	I must be milking you must be milking he must be milking we must be milking you must be milking they must be milking
Perfect	V-ing perfect
I must have milked you must have milked he must have milked we must have milked you must have milked they must have milked	I must have been milking you must have been milking he must have been milking we must have been milking you must have been milking they must have been milking

Negation

Simple form	V-ing form
I mustn't milk you mustn't milk he mustn't milk we mustn't milk you mustn't milk they mustn't milk	I mustn't be milking you mustn't be milking he mustn't be milking we mustn't be milking you mustn't be milking they mustn't be milking
Perfect	V-ing perfect
I mustn't have milked you mustn't have milked he mustn't have milked we mustn't have milked you mustn't have milked they mustn't have milked	I mustn't have been milking you mustn't have been milking he mustn't have been milking we mustn't have been milking you mustn't have been milking they mustn't have been milking

Interrogative form

Simple form	V-ing form
must I milk? must you milk? must he milk? must we milk? must you milk? must they milk?	must I be milking? must you be milking? must he be milking? must we be milking? must you be milking? must they be milking?
Perfect	V-ing perfect
must I have milked? must you have milked? must he have milked? must we have milked? must you have milked? must they have milked?	must I have been milking? must you have been milking? must he have been milking? must we have been milking? must you have been milking? must they have been milking?

Interro-negative form

Simple form	V-ing form
mustn't I milk? mustn't you milk? mustn't he milk? mustn't we milk? mustn't you milk? mustn't they milk?	mustn't I be milking? mustn't you be milking? mustn't he be milking? mustn't we be milking? mustn't you be milking? mustn't they be milking?
Perfect	V-ing perfect
mustn't I have milked? mustn't you have milked? mustn't he have milked? mustn't we have milked? mustn't you have milked? mustn't they have milked?	mustn't I have been milking? mustn't you have been milking? mustn't he have been milking? mustn't we have been milking? mustn't you have been milking? mustn't they have been milking?