can bum
Verbo regolare: bum - bummed- bummed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can bum
you can bum
she can bum
we can bum
you can bum
they can bum 	I can be bumming
you can be bumming
she can be bumming
we can be bumming
you can be bumming
they can be bumming	I can have bummed
you can have bummed
she can have bummed
we can have bummed
you can have bummed
they can have bummed	I can have been bumming
you can have been bumming
she can have been bumming
we can have been bumming
you can have been bumming
they can have been bumming	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I cannot bum
you cannot bum
she cannot bum
we cannot bum
you cannot bum
they cannot bum 	I cannot be bumming
you cannot be bumming
she cannot be bumming
we cannot be bumming
you cannot be bumming
they cannot be bumming	I cannot have bummed
you cannot have bummed
she cannot have bummed
we cannot have bummed
you cannot have bummed
they cannot have bummed	I cannot have been bumming
you cannot have been bumming
she cannot have been bumming
we cannot have been bumming
you cannot have been bumming
they cannot have been bumming	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I bum?
can you bum?
can she bum?
can we bum?
can you bum?
can they bum? 	can I be bumming?
can you be bumming?
can she be bumming?
can we be bumming?
can you be bumming?
can they be bumming? 	can I have bummed?
can you have bummed?
can she have bummed?
can we have bummed?
can you have bummed?
can they have bummed? 	can I have been bumming?
can you have been bumming?
can she have been bumming?
can we have been bumming?
can you have been bumming?
can they have been bumming? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I not bum?
can you not bum?
can she not bum?
can we not bum?
can you not bum?
can they not bum? 	can I not be bumming?
can you not be bumming?
can she not be bumming?
can we not be bumming?
can you not be bumming?
can they not be bumming? 	can I not have bummed?
can you not have bummed?
can she not have bummed?
can we not have bummed?
can you not have bummed?
can they not have bummed? 	can I not have been bumming?
can you not have been bumming?
can she not have been bumming?
can we not have been bumming?
can you not have been bumming?
can they not have been bumming?