can do
Verbo irregular: do - did- done

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can do
you can do
he can do
we can do
you can do
they can do 	I can be doing
you can be doing
he can be doing
we can be doing
you can be doing
they can be doing	I can have done
you can have done
he can have done
we can have done
you can have done
they can have done	I can have been doing
you can have been doing
he can have been doing
we can have been doing
you can have been doing
they can have been doing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't do
you can't do
he can't do
we can't do
you can't do
they can't do 	I can't be doing
you can't be doing
he can't be doing
we can't be doing
you can't be doing
they can't be doing	I can't have done
you can't have done
he can't have done
we can't have done
you can't have done
they can't have done	I can't have been doing
you can't have been doing
he can't have been doing
we can't have been doing
you can't have been doing
they can't have been doing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I do?
can you do?
can he do?
can we do?
can you do?
can they do? 	can I be doing?
can you be doing?
can he be doing?
can we be doing?
can you be doing?
can they be doing? 	can I have done?
can you have done?
can he have done?
can we have done?
can you have done?
can they have done? 	can I have been doing?
can you have been doing?
can he have been doing?
can we have been doing?
can you have been doing?
can they have been doing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I do?
can't you do?
can't he do?
can't we do?
can't you do?
can't they do? 	can't I be doing?
can't you be doing?
can't he be doing?
can't we be doing?
can't you be doing?
can't they be doing? 	can't I have done?
can't you have done?
can't he have done?
can't we have done?
can't you have done?
can't they have done? 	can't I have been doing?
can't you have been doing?
can't he have been doing?
can't we have been doing?
can't you have been doing?
can't they have been doing?