must reverb
Verbo regular: reverb - reverbed- reverbed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must reverb
you must reverb
he must reverb
we must reverb
you must reverb
they must reverb 	I must be reverbing
you must be reverbing
he must be reverbing
we must be reverbing
you must be reverbing
they must be reverbing	I must have reverbed
you must have reverbed
he must have reverbed
we must have reverbed
you must have reverbed
they must have reverbed	I must have been reverbing
you must have been reverbing
he must have been reverbing
we must have been reverbing
you must have been reverbing
they must have been reverbing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not reverb
you must not reverb
he must not reverb
we must not reverb
you must not reverb
they must not reverb 	I must not be reverbing
you must not be reverbing
he must not be reverbing
we must not be reverbing
you must not be reverbing
they must not be reverbing	I must not have reverbed
you must not have reverbed
he must not have reverbed
we must not have reverbed
you must not have reverbed
they must not have reverbed	I must not have been reverbing
you must not have been reverbing
he must not have been reverbing
we must not have been reverbing
you must not have been reverbing
they must not have been reverbing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I reverb?
must you reverb?
must he reverb?
must we reverb?
must you reverb?
must they reverb? 	must I be reverbing?
must you be reverbing?
must he be reverbing?
must we be reverbing?
must you be reverbing?
must they be reverbing? 	must I have reverbed?
must you have reverbed?
must he have reverbed?
must we have reverbed?
must you have reverbed?
must they have reverbed? 	must I have been reverbing?
must you have been reverbing?
must he have been reverbing?
must we have been reverbing?
must you have been reverbing?
must they have been reverbing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not reverb?
must you not reverb?
must he not reverb?
must we not reverb?
must you not reverb?
must they not reverb? 	must I not be reverbing?
must you not be reverbing?
must he not be reverbing?
must we not be reverbing?
must you not be reverbing?
must they not be reverbing? 	must I not have reverbed?
must you not have reverbed?
must he not have reverbed?
must we not have reverbed?
must you not have reverbed?
must they not have reverbed? 	must I not have been reverbing?
must you not have been reverbing?
must he not have been reverbing?
must we not have been reverbing?
must you not have been reverbing?
must they not have been reverbing?