must premeasure
Verbo regular: premeasure - premeasured- premeasured

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not premeasure
you must not premeasure
he must not premeasure
we must not premeasure
you must not premeasure
they must not premeasure 	I must not be premeasuring
you must not be premeasuring
he must not be premeasuring
we must not be premeasuring
you must not be premeasuring
they must not be premeasuring	I must not have premeasured
you must not have premeasured
he must not have premeasured
we must not have premeasured
you must not have premeasured
they must not have premeasured	I must not have been premeasuring
you must not have been premeasuring
he must not have been premeasuring
we must not have been premeasuring
you must not have been premeasuring
they must not have been premeasuring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not premeasure?
must you not premeasure?
must he not premeasure?
must we not premeasure?
must you not premeasure?
must they not premeasure? 	must I not be premeasuring?
must you not be premeasuring?
must he not be premeasuring?
must we not be premeasuring?
must you not be premeasuring?
must they not be premeasuring? 	must I not have premeasured?
must you not have premeasured?
must he not have premeasured?
must we not have premeasured?
must you not have premeasured?
must they not have premeasured? 	must I not have been premeasuring?
must you not have been premeasuring?
must he not have been premeasuring?
must we not have been premeasuring?
must you not have been premeasuring?
must they not have been premeasuring?