must brattle
Verbo regular: brattle - brattled- brattled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must brattle
you must brattle
he must brattle
we must brattle
you must brattle
they must brattle 	I must be brattling
you must be brattling
he must be brattling
we must be brattling
you must be brattling
they must be brattling	I must have brattled
you must have brattled
he must have brattled
we must have brattled
you must have brattled
they must have brattled	I must have been brattling
you must have been brattling
he must have been brattling
we must have been brattling
you must have been brattling
they must have been brattling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not brattle
you must not brattle
he must not brattle
we must not brattle
you must not brattle
they must not brattle 	I must not be brattling
you must not be brattling
he must not be brattling
we must not be brattling
you must not be brattling
they must not be brattling	I must not have brattled
you must not have brattled
he must not have brattled
we must not have brattled
you must not have brattled
they must not have brattled	I must not have been brattling
you must not have been brattling
he must not have been brattling
we must not have been brattling
you must not have been brattling
they must not have been brattling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I brattle?
must you brattle?
must he brattle?
must we brattle?
must you brattle?
must they brattle? 	must I be brattling?
must you be brattling?
must he be brattling?
must we be brattling?
must you be brattling?
must they be brattling? 	must I have brattled?
must you have brattled?
must he have brattled?
must we have brattled?
must you have brattled?
must they have brattled? 	must I have been brattling?
must you have been brattling?
must he have been brattling?
must we have been brattling?
must you have been brattling?
must they have been brattling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not brattle?
must you not brattle?
must he not brattle?
must we not brattle?
must you not brattle?
must they not brattle? 	must I not be brattling?
must you not be brattling?
must he not be brattling?
must we not be brattling?
must you not be brattling?
must they not be brattling? 	must I not have brattled?
must you not have brattled?
must he not have brattled?
must we not have brattled?
must you not have brattled?
must they not have brattled? 	must I not have been brattling?
must you not have been brattling?
must he not have been brattling?
must we not have been brattling?
must you not have been brattling?
must they not have been brattling?