must frig
Verbo regolare: frig - frigged- frigged

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must frig
you must frig
he must frig
we must frig
you must frig
they must frig 	I must be frigging
you must be frigging
he must be frigging
we must be frigging
you must be frigging
they must be frigging	I must have frigged
you must have frigged
he must have frigged
we must have frigged
you must have frigged
they must have frigged	I must have been frigging
you must have been frigging
he must have been frigging
we must have been frigging
you must have been frigging
they must have been frigging	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't frig
you mustn't frig
he mustn't frig
we mustn't frig
you mustn't frig
they mustn't frig 	I mustn't be frigging
you mustn't be frigging
he mustn't be frigging
we mustn't be frigging
you mustn't be frigging
they mustn't be frigging	I mustn't have frigged
you mustn't have frigged
he mustn't have frigged
we mustn't have frigged
you mustn't have frigged
they mustn't have frigged	I mustn't have been frigging
you mustn't have been frigging
he mustn't have been frigging
we mustn't have been frigging
you mustn't have been frigging
they mustn't have been frigging	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I frig?
must you frig?
must he frig?
must we frig?
must you frig?
must they frig? 	must I be frigging?
must you be frigging?
must he be frigging?
must we be frigging?
must you be frigging?
must they be frigging? 	must I have frigged?
must you have frigged?
must he have frigged?
must we have frigged?
must you have frigged?
must they have frigged? 	must I have been frigging?
must you have been frigging?
must he have been frigging?
must we have been frigging?
must you have been frigging?
must they have been frigging? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I frig?
mustn't you frig?
mustn't he frig?
mustn't we frig?
mustn't you frig?
mustn't they frig? 	mustn't I be frigging?
mustn't you be frigging?
mustn't he be frigging?
mustn't we be frigging?
mustn't you be frigging?
mustn't they be frigging? 	mustn't I have frigged?
mustn't you have frigged?
mustn't he have frigged?
mustn't we have frigged?
mustn't you have frigged?
mustn't they have frigged? 	mustn't I have been frigging?
mustn't you have been frigging?
mustn't he have been frigging?
mustn't we have been frigging?
mustn't you have been frigging?
mustn't they have been frigging?