must gaggle
Verbo regular: gaggle - gaggled- gaggled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must gaggle
you must gaggle
he must gaggle
we must gaggle
you must gaggle
they must gaggle 	I must be gaggling
you must be gaggling
he must be gaggling
we must be gaggling
you must be gaggling
they must be gaggling	I must have gaggled
you must have gaggled
he must have gaggled
we must have gaggled
you must have gaggled
they must have gaggled	I must have been gaggling
you must have been gaggling
he must have been gaggling
we must have been gaggling
you must have been gaggling
they must have been gaggling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't gaggle
you mustn't gaggle
he mustn't gaggle
we mustn't gaggle
you mustn't gaggle
they mustn't gaggle 	I mustn't be gaggling
you mustn't be gaggling
he mustn't be gaggling
we mustn't be gaggling
you mustn't be gaggling
they mustn't be gaggling	I mustn't have gaggled
you mustn't have gaggled
he mustn't have gaggled
we mustn't have gaggled
you mustn't have gaggled
they mustn't have gaggled	I mustn't have been gaggling
you mustn't have been gaggling
he mustn't have been gaggling
we mustn't have been gaggling
you mustn't have been gaggling
they mustn't have been gaggling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I gaggle?
must you gaggle?
must he gaggle?
must we gaggle?
must you gaggle?
must they gaggle? 	must I be gaggling?
must you be gaggling?
must he be gaggling?
must we be gaggling?
must you be gaggling?
must they be gaggling? 	must I have gaggled?
must you have gaggled?
must he have gaggled?
must we have gaggled?
must you have gaggled?
must they have gaggled? 	must I have been gaggling?
must you have been gaggling?
must he have been gaggling?
must we have been gaggling?
must you have been gaggling?
must they have been gaggling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I gaggle?
mustn't you gaggle?
mustn't he gaggle?
mustn't we gaggle?
mustn't you gaggle?
mustn't they gaggle? 	mustn't I be gaggling?
mustn't you be gaggling?
mustn't he be gaggling?
mustn't we be gaggling?
mustn't you be gaggling?
mustn't they be gaggling? 	mustn't I have gaggled?
mustn't you have gaggled?
mustn't he have gaggled?
mustn't we have gaggled?
mustn't you have gaggled?
mustn't they have gaggled? 	mustn't I have been gaggling?
mustn't you have been gaggling?
mustn't he have been gaggling?
mustn't we have been gaggling?
mustn't you have been gaggling?
mustn't they have been gaggling?