must bumble
Verbo regolare: bumble - bumbled- bumbled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must bumble
you must bumble
he must bumble
we must bumble
you must bumble
they must bumble 	I must be bumbling
you must be bumbling
he must be bumbling
we must be bumbling
you must be bumbling
they must be bumbling	I must have bumbled
you must have bumbled
he must have bumbled
we must have bumbled
you must have bumbled
they must have bumbled	I must have been bumbling
you must have been bumbling
he must have been bumbling
we must have been bumbling
you must have been bumbling
they must have been bumbling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't bumble
you mustn't bumble
he mustn't bumble
we mustn't bumble
you mustn't bumble
they mustn't bumble 	I mustn't be bumbling
you mustn't be bumbling
he mustn't be bumbling
we mustn't be bumbling
you mustn't be bumbling
they mustn't be bumbling	I mustn't have bumbled
you mustn't have bumbled
he mustn't have bumbled
we mustn't have bumbled
you mustn't have bumbled
they mustn't have bumbled	I mustn't have been bumbling
you mustn't have been bumbling
he mustn't have been bumbling
we mustn't have been bumbling
you mustn't have been bumbling
they mustn't have been bumbling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I bumble?
must you bumble?
must he bumble?
must we bumble?
must you bumble?
must they bumble? 	must I be bumbling?
must you be bumbling?
must he be bumbling?
must we be bumbling?
must you be bumbling?
must they be bumbling? 	must I have bumbled?
must you have bumbled?
must he have bumbled?
must we have bumbled?
must you have bumbled?
must they have bumbled? 	must I have been bumbling?
must you have been bumbling?
must he have been bumbling?
must we have been bumbling?
must you have been bumbling?
must they have been bumbling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I bumble?
mustn't you bumble?
mustn't he bumble?
mustn't we bumble?
mustn't you bumble?
mustn't they bumble? 	mustn't I be bumbling?
mustn't you be bumbling?
mustn't he be bumbling?
mustn't we be bumbling?
mustn't you be bumbling?
mustn't they be bumbling? 	mustn't I have bumbled?
mustn't you have bumbled?
mustn't he have bumbled?
mustn't we have bumbled?
mustn't you have bumbled?
mustn't they have bumbled? 	mustn't I have been bumbling?
mustn't you have been bumbling?
mustn't he have been bumbling?
mustn't we have been bumbling?
mustn't you have been bumbling?
mustn't they have been bumbling?