must busk
Verbo regolare: busk - busked- busked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must busk
you must busk
he must busk
we must busk
you must busk
they must busk 	I must be busking
you must be busking
he must be busking
we must be busking
you must be busking
they must be busking	I must have busked
you must have busked
he must have busked
we must have busked
you must have busked
they must have busked	I must have been busking
you must have been busking
he must have been busking
we must have been busking
you must have been busking
they must have been busking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't busk
you mustn't busk
he mustn't busk
we mustn't busk
you mustn't busk
they mustn't busk 	I mustn't be busking
you mustn't be busking
he mustn't be busking
we mustn't be busking
you mustn't be busking
they mustn't be busking	I mustn't have busked
you mustn't have busked
he mustn't have busked
we mustn't have busked
you mustn't have busked
they mustn't have busked	I mustn't have been busking
you mustn't have been busking
he mustn't have been busking
we mustn't have been busking
you mustn't have been busking
they mustn't have been busking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I busk?
must you busk?
must he busk?
must we busk?
must you busk?
must they busk? 	must I be busking?
must you be busking?
must he be busking?
must we be busking?
must you be busking?
must they be busking? 	must I have busked?
must you have busked?
must he have busked?
must we have busked?
must you have busked?
must they have busked? 	must I have been busking?
must you have been busking?
must he have been busking?
must we have been busking?
must you have been busking?
must they have been busking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I busk?
mustn't you busk?
mustn't he busk?
mustn't we busk?
mustn't you busk?
mustn't they busk? 	mustn't I be busking?
mustn't you be busking?
mustn't he be busking?
mustn't we be busking?
mustn't you be busking?
mustn't they be busking? 	mustn't I have busked?
mustn't you have busked?
mustn't he have busked?
mustn't we have busked?
mustn't you have busked?
mustn't they have busked? 	mustn't I have been busking?
mustn't you have been busking?
mustn't he have been busking?
mustn't we have been busking?
mustn't you have been busking?
mustn't they have been busking?