must bugle
Verbo regular: bugle - bugled- bugled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must bugle
you must bugle
he must bugle
we must bugle
you must bugle
they must bugle 	I must be bugling
you must be bugling
he must be bugling
we must be bugling
you must be bugling
they must be bugling	I must have bugled
you must have bugled
he must have bugled
we must have bugled
you must have bugled
they must have bugled	I must have been bugling
you must have been bugling
he must have been bugling
we must have been bugling
you must have been bugling
they must have been bugling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't bugle
you mustn't bugle
he mustn't bugle
we mustn't bugle
you mustn't bugle
they mustn't bugle 	I mustn't be bugling
you mustn't be bugling
he mustn't be bugling
we mustn't be bugling
you mustn't be bugling
they mustn't be bugling	I mustn't have bugled
you mustn't have bugled
he mustn't have bugled
we mustn't have bugled
you mustn't have bugled
they mustn't have bugled	I mustn't have been bugling
you mustn't have been bugling
he mustn't have been bugling
we mustn't have been bugling
you mustn't have been bugling
they mustn't have been bugling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I bugle?
must you bugle?
must he bugle?
must we bugle?
must you bugle?
must they bugle? 	must I be bugling?
must you be bugling?
must he be bugling?
must we be bugling?
must you be bugling?
must they be bugling? 	must I have bugled?
must you have bugled?
must he have bugled?
must we have bugled?
must you have bugled?
must they have bugled? 	must I have been bugling?
must you have been bugling?
must he have been bugling?
must we have been bugling?
must you have been bugling?
must they have been bugling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I bugle?
mustn't you bugle?
mustn't he bugle?
mustn't we bugle?
mustn't you bugle?
mustn't they bugle? 	mustn't I be bugling?
mustn't you be bugling?
mustn't he be bugling?
mustn't we be bugling?
mustn't you be bugling?
mustn't they be bugling? 	mustn't I have bugled?
mustn't you have bugled?
mustn't he have bugled?
mustn't we have bugled?
mustn't you have bugled?
mustn't they have bugled? 	mustn't I have been bugling?
mustn't you have been bugling?
mustn't he have been bugling?
mustn't we have been bugling?
mustn't you have been bugling?
mustn't they have been bugling?