must milk
Regular verb: milk - milked- milked

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