can bumble
Verbo regolare: bumble - bumbled- bumbled

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

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

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

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