can chopper
Verbo regular: chopper - choppered- choppered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can chopper
you can chopper
he can chopper
we can chopper
you can chopper
they can chopper 	I can be choppering
you can be choppering
he can be choppering
we can be choppering
you can be choppering
they can be choppering	I can have choppered
you can have choppered
he can have choppered
we can have choppered
you can have choppered
they can have choppered	I can have been choppering
you can have been choppering
he can have been choppering
we can have been choppering
you can have been choppering
they can have been choppering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot chopper
you cannot chopper
he cannot chopper
we cannot chopper
you cannot chopper
they cannot chopper 	I cannot be choppering
you cannot be choppering
he cannot be choppering
we cannot be choppering
you cannot be choppering
they cannot be choppering	I cannot have choppered
you cannot have choppered
he cannot have choppered
we cannot have choppered
you cannot have choppered
they cannot have choppered	I cannot have been choppering
you cannot have been choppering
he cannot have been choppering
we cannot have been choppering
you cannot have been choppering
they cannot have been choppering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I chopper?
can you chopper?
can he chopper?
can we chopper?
can you chopper?
can they chopper? 	can I be choppering?
can you be choppering?
can he be choppering?
can we be choppering?
can you be choppering?
can they be choppering? 	can I have choppered?
can you have choppered?
can he have choppered?
can we have choppered?
can you have choppered?
can they have choppered? 	can I have been choppering?
can you have been choppering?
can he have been choppering?
can we have been choppering?
can you have been choppering?
can they have been choppering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not chopper?
can you not chopper?
can he not chopper?
can we not chopper?
can you not chopper?
can they not chopper? 	can I not be choppering?
can you not be choppering?
can he not be choppering?
can we not be choppering?
can you not be choppering?
can they not be choppering? 	can I not have choppered?
can you not have choppered?
can he not have choppered?
can we not have choppered?
can you not have choppered?
can they not have choppered? 	can I not have been choppering?
can you not have been choppering?
can he not have been choppering?
can we not have been choppering?
can you not have been choppering?
can they not have been choppering?