can barber
Verbo regular: barber - barbered- barbered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can barber
you can barber
he can barber
we can barber
you can barber
they can barber 	I can be barbering
you can be barbering
he can be barbering
we can be barbering
you can be barbering
they can be barbering	I can have barbered
you can have barbered
he can have barbered
we can have barbered
you can have barbered
they can have barbered	I can have been barbering
you can have been barbering
he can have been barbering
we can have been barbering
you can have been barbering
they can have been barbering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot barber
you cannot barber
he cannot barber
we cannot barber
you cannot barber
they cannot barber 	I cannot be barbering
you cannot be barbering
he cannot be barbering
we cannot be barbering
you cannot be barbering
they cannot be barbering	I cannot have barbered
you cannot have barbered
he cannot have barbered
we cannot have barbered
you cannot have barbered
they cannot have barbered	I cannot have been barbering
you cannot have been barbering
he cannot have been barbering
we cannot have been barbering
you cannot have been barbering
they cannot have been barbering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I barber?
can you barber?
can he barber?
can we barber?
can you barber?
can they barber? 	can I be barbering?
can you be barbering?
can he be barbering?
can we be barbering?
can you be barbering?
can they be barbering? 	can I have barbered?
can you have barbered?
can he have barbered?
can we have barbered?
can you have barbered?
can they have barbered? 	can I have been barbering?
can you have been barbering?
can he have been barbering?
can we have been barbering?
can you have been barbering?
can they have been barbering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not barber?
can you not barber?
can he not barber?
can we not barber?
can you not barber?
can they not barber? 	can I not be barbering?
can you not be barbering?
can he not be barbering?
can we not be barbering?
can you not be barbering?
can they not be barbering? 	can I not have barbered?
can you not have barbered?
can he not have barbered?
can we not have barbered?
can you not have barbered?
can they not have barbered? 	can I not have been barbering?
can you not have been barbering?
can he not have been barbering?
can we not have been barbering?
can you not have been barbering?
can they not have been barbering?