must demodulate
Verbo regular: demodulate - demodulated- demodulated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must demodulate
you must demodulate
he must demodulate
we must demodulate
you must demodulate
they must demodulate 	I must be demodulating
you must be demodulating
he must be demodulating
we must be demodulating
you must be demodulating
they must be demodulating	I must have demodulated
you must have demodulated
he must have demodulated
we must have demodulated
you must have demodulated
they must have demodulated	I must have been demodulating
you must have been demodulating
he must have been demodulating
we must have been demodulating
you must have been demodulating
they must have been demodulating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't demodulate
you mustn't demodulate
he mustn't demodulate
we mustn't demodulate
you mustn't demodulate
they mustn't demodulate 	I mustn't be demodulating
you mustn't be demodulating
he mustn't be demodulating
we mustn't be demodulating
you mustn't be demodulating
they mustn't be demodulating	I mustn't have demodulated
you mustn't have demodulated
he mustn't have demodulated
we mustn't have demodulated
you mustn't have demodulated
they mustn't have demodulated	I mustn't have been demodulating
you mustn't have been demodulating
he mustn't have been demodulating
we mustn't have been demodulating
you mustn't have been demodulating
they mustn't have been demodulating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I demodulate?
must you demodulate?
must he demodulate?
must we demodulate?
must you demodulate?
must they demodulate? 	must I be demodulating?
must you be demodulating?
must he be demodulating?
must we be demodulating?
must you be demodulating?
must they be demodulating? 	must I have demodulated?
must you have demodulated?
must he have demodulated?
must we have demodulated?
must you have demodulated?
must they have demodulated? 	must I have been demodulating?
must you have been demodulating?
must he have been demodulating?
must we have been demodulating?
must you have been demodulating?
must they have been demodulating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I demodulate?
mustn't you demodulate?
mustn't he demodulate?
mustn't we demodulate?
mustn't you demodulate?
mustn't they demodulate? 	mustn't I be demodulating?
mustn't you be demodulating?
mustn't he be demodulating?
mustn't we be demodulating?
mustn't you be demodulating?
mustn't they be demodulating? 	mustn't I have demodulated?
mustn't you have demodulated?
mustn't he have demodulated?
mustn't we have demodulated?
mustn't you have demodulated?
mustn't they have demodulated? 	mustn't I have been demodulating?
mustn't you have been demodulating?
mustn't he have been demodulating?
mustn't we have been demodulating?
mustn't you have been demodulating?
mustn't they have been demodulating?