must flack
Verbo regolare: flack - flacked- flacked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must flack
you must flack
he must flack
we must flack
you must flack
they must flack 	I must be flacking
you must be flacking
he must be flacking
we must be flacking
you must be flacking
they must be flacking	I must have flacked
you must have flacked
he must have flacked
we must have flacked
you must have flacked
they must have flacked	I must have been flacking
you must have been flacking
he must have been flacking
we must have been flacking
you must have been flacking
they must have been flacking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't flack
you mustn't flack
he mustn't flack
we mustn't flack
you mustn't flack
they mustn't flack 	I mustn't be flacking
you mustn't be flacking
he mustn't be flacking
we mustn't be flacking
you mustn't be flacking
they mustn't be flacking	I mustn't have flacked
you mustn't have flacked
he mustn't have flacked
we mustn't have flacked
you mustn't have flacked
they mustn't have flacked	I mustn't have been flacking
you mustn't have been flacking
he mustn't have been flacking
we mustn't have been flacking
you mustn't have been flacking
they mustn't have been flacking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I flack?
must you flack?
must he flack?
must we flack?
must you flack?
must they flack? 	must I be flacking?
must you be flacking?
must he be flacking?
must we be flacking?
must you be flacking?
must they be flacking? 	must I have flacked?
must you have flacked?
must he have flacked?
must we have flacked?
must you have flacked?
must they have flacked? 	must I have been flacking?
must you have been flacking?
must he have been flacking?
must we have been flacking?
must you have been flacking?
must they have been flacking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I flack?
mustn't you flack?
mustn't he flack?
mustn't we flack?
mustn't you flack?
mustn't they flack? 	mustn't I be flacking?
mustn't you be flacking?
mustn't he be flacking?
mustn't we be flacking?
mustn't you be flacking?
mustn't they be flacking? 	mustn't I have flacked?
mustn't you have flacked?
mustn't he have flacked?
mustn't we have flacked?
mustn't you have flacked?
mustn't they have flacked? 	mustn't I have been flacking?
mustn't you have been flacking?
mustn't he have been flacking?
mustn't we have been flacking?
mustn't you have been flacking?
mustn't they have been flacking?