must hear
Verbo irregolare: hear - heard- heard

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must hear
you must hear
she must hear
we must hear
you must hear
they must hear 	I must be hearing
you must be hearing
she must be hearing
we must be hearing
you must be hearing
they must be hearing	I must have heard
you must have heard
she must have heard
we must have heard
you must have heard
they must have heard	I must have been hearing
you must have been hearing
she must have been hearing
we must have been hearing
you must have been hearing
they must have been hearing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not hear
you must not hear
she must not hear
we must not hear
you must not hear
they must not hear 	I must not be hearing
you must not be hearing
she must not be hearing
we must not be hearing
you must not be hearing
they must not be hearing	I must not have heard
you must not have heard
she must not have heard
we must not have heard
you must not have heard
they must not have heard	I must not have been hearing
you must not have been hearing
she must not have been hearing
we must not have been hearing
you must not have been hearing
they must not have been hearing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I hear?
must you hear?
must she hear?
must we hear?
must you hear?
must they hear? 	must I be hearing?
must you be hearing?
must she be hearing?
must we be hearing?
must you be hearing?
must they be hearing? 	must I have heard?
must you have heard?
must she have heard?
must we have heard?
must you have heard?
must they have heard? 	must I have been hearing?
must you have been hearing?
must she have been hearing?
must we have been hearing?
must you have been hearing?
must they have been hearing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not hear?
must you not hear?
must she not hear?
must we not hear?
must you not hear?
must they not hear? 	must I not be hearing?
must you not be hearing?
must she not be hearing?
must we not be hearing?
must you not be hearing?
must they not be hearing? 	must I not have heard?
must you not have heard?
must she not have heard?
must we not have heard?
must you not have heard?
must they not have heard? 	must I not have been hearing?
must you not have been hearing?
must she not have been hearing?
must we not have been hearing?
must you not have been hearing?
must they not have been hearing?