must fray
Verbo regolare: fray - frayed- frayed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must fray
you must fray
he must fray
we must fray
you must fray
they must fray 	I must be fraying
you must be fraying
he must be fraying
we must be fraying
you must be fraying
they must be fraying	I must have frayed
you must have frayed
he must have frayed
we must have frayed
you must have frayed
they must have frayed	I must have been fraying
you must have been fraying
he must have been fraying
we must have been fraying
you must have been fraying
they must have been fraying	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't fray
you mustn't fray
he mustn't fray
we mustn't fray
you mustn't fray
they mustn't fray 	I mustn't be fraying
you mustn't be fraying
he mustn't be fraying
we mustn't be fraying
you mustn't be fraying
they mustn't be fraying	I mustn't have frayed
you mustn't have frayed
he mustn't have frayed
we mustn't have frayed
you mustn't have frayed
they mustn't have frayed	I mustn't have been fraying
you mustn't have been fraying
he mustn't have been fraying
we mustn't have been fraying
you mustn't have been fraying
they mustn't have been fraying	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I fray?
must you fray?
must he fray?
must we fray?
must you fray?
must they fray? 	must I be fraying?
must you be fraying?
must he be fraying?
must we be fraying?
must you be fraying?
must they be fraying? 	must I have frayed?
must you have frayed?
must he have frayed?
must we have frayed?
must you have frayed?
must they have frayed? 	must I have been fraying?
must you have been fraying?
must he have been fraying?
must we have been fraying?
must you have been fraying?
must they have been fraying? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I fray?
mustn't you fray?
mustn't he fray?
mustn't we fray?
mustn't you fray?
mustn't they fray? 	mustn't I be fraying?
mustn't you be fraying?
mustn't he be fraying?
mustn't we be fraying?
mustn't you be fraying?
mustn't they be fraying? 	mustn't I have frayed?
mustn't you have frayed?
mustn't he have frayed?
mustn't we have frayed?
mustn't you have frayed?
mustn't they have frayed? 	mustn't I have been fraying?
mustn't you have been fraying?
mustn't he have been fraying?
mustn't we have been fraying?
mustn't you have been fraying?
mustn't they have been fraying?