must devocalize
Verbo regular: devocalize - devocalized- devocalized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must devocalize
you must devocalize
he must devocalize
we must devocalize
you must devocalize
they must devocalize 	I must be devocalizing
you must be devocalizing
he must be devocalizing
we must be devocalizing
you must be devocalizing
they must be devocalizing	I must have devocalized
you must have devocalized
he must have devocalized
we must have devocalized
you must have devocalized
they must have devocalized	I must have been devocalizing
you must have been devocalizing
he must have been devocalizing
we must have been devocalizing
you must have been devocalizing
they must have been devocalizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not devocalize
you must not devocalize
he must not devocalize
we must not devocalize
you must not devocalize
they must not devocalize 	I must not be devocalizing
you must not be devocalizing
he must not be devocalizing
we must not be devocalizing
you must not be devocalizing
they must not be devocalizing	I must not have devocalized
you must not have devocalized
he must not have devocalized
we must not have devocalized
you must not have devocalized
they must not have devocalized	I must not have been devocalizing
you must not have been devocalizing
he must not have been devocalizing
we must not have been devocalizing
you must not have been devocalizing
they must not have been devocalizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I devocalize?
must you devocalize?
must he devocalize?
must we devocalize?
must you devocalize?
must they devocalize? 	must I be devocalizing?
must you be devocalizing?
must he be devocalizing?
must we be devocalizing?
must you be devocalizing?
must they be devocalizing? 	must I have devocalized?
must you have devocalized?
must he have devocalized?
must we have devocalized?
must you have devocalized?
must they have devocalized? 	must I have been devocalizing?
must you have been devocalizing?
must he have been devocalizing?
must we have been devocalizing?
must you have been devocalizing?
must they have been devocalizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not devocalize?
must you not devocalize?
must he not devocalize?
must we not devocalize?
must you not devocalize?
must they not devocalize? 	must I not be devocalizing?
must you not be devocalizing?
must he not be devocalizing?
must we not be devocalizing?
must you not be devocalizing?
must they not be devocalizing? 	must I not have devocalized?
must you not have devocalized?
must he not have devocalized?
must we not have devocalized?
must you not have devocalized?
must they not have devocalized? 	must I not have been devocalizing?
must you not have been devocalizing?
must he not have been devocalizing?
must we not have been devocalizing?
must you not have been devocalizing?
must they not have been devocalizing?