must premeasure
Regular verb: premeasure - premeasured- premeasured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must premeasure
you must premeasure
he must premeasure
we must premeasure
you must premeasure
they must premeasure 	I must be premeasuring
you must be premeasuring
he must be premeasuring
we must be premeasuring
you must be premeasuring
they must be premeasuring	I must have premeasured
you must have premeasured
he must have premeasured
we must have premeasured
you must have premeasured
they must have premeasured	I must have been premeasuring
you must have been premeasuring
he must have been premeasuring
we must have been premeasuring
you must have been premeasuring
they must have been premeasuring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't premeasure
you mustn't premeasure
he mustn't premeasure
we mustn't premeasure
you mustn't premeasure
they mustn't premeasure 	I mustn't be premeasuring
you mustn't be premeasuring
he mustn't be premeasuring
we mustn't be premeasuring
you mustn't be premeasuring
they mustn't be premeasuring	I mustn't have premeasured
you mustn't have premeasured
he mustn't have premeasured
we mustn't have premeasured
you mustn't have premeasured
they mustn't have premeasured	I mustn't have been premeasuring
you mustn't have been premeasuring
he mustn't have been premeasuring
we mustn't have been premeasuring
you mustn't have been premeasuring
they mustn't have been premeasuring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I premeasure?
must you premeasure?
must he premeasure?
must we premeasure?
must you premeasure?
must they premeasure? 	must I be premeasuring?
must you be premeasuring?
must he be premeasuring?
must we be premeasuring?
must you be premeasuring?
must they be premeasuring? 	must I have premeasured?
must you have premeasured?
must he have premeasured?
must we have premeasured?
must you have premeasured?
must they have premeasured? 	must I have been premeasuring?
must you have been premeasuring?
must he have been premeasuring?
must we have been premeasuring?
must you have been premeasuring?
must they have been premeasuring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I premeasure?
mustn't you premeasure?
mustn't he premeasure?
mustn't we premeasure?
mustn't you premeasure?
mustn't they premeasure? 	mustn't I be premeasuring?
mustn't you be premeasuring?
mustn't he be premeasuring?
mustn't we be premeasuring?
mustn't you be premeasuring?
mustn't they be premeasuring? 	mustn't I have premeasured?
mustn't you have premeasured?
mustn't he have premeasured?
mustn't we have premeasured?
mustn't you have premeasured?
mustn't they have premeasured? 	mustn't I have been premeasuring?
mustn't you have been premeasuring?
mustn't he have been premeasuring?
mustn't we have been premeasuring?
mustn't you have been premeasuring?
mustn't they have been premeasuring?