can fly
Verbo irregular: fly - flew- flown

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can fly
you can fly
she can fly
we can fly
you can fly
they can fly 	I can be flying
you can be flying
she can be flying
we can be flying
you can be flying
they can be flying	I can have flown
you can have flown
she can have flown
we can have flown
you can have flown
they can have flown	I can have been flying
you can have been flying
she can have been flying
we can have been flying
you can have been flying
they can have been flying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot fly
you cannot fly
she cannot fly
we cannot fly
you cannot fly
they cannot fly 	I cannot be flying
you cannot be flying
she cannot be flying
we cannot be flying
you cannot be flying
they cannot be flying	I cannot have flown
you cannot have flown
she cannot have flown
we cannot have flown
you cannot have flown
they cannot have flown	I cannot have been flying
you cannot have been flying
she cannot have been flying
we cannot have been flying
you cannot have been flying
they cannot have been flying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I fly?
can you fly?
can she fly?
can we fly?
can you fly?
can they fly? 	can I be flying?
can you be flying?
can she be flying?
can we be flying?
can you be flying?
can they be flying? 	can I have flown?
can you have flown?
can she have flown?
can we have flown?
can you have flown?
can they have flown? 	can I have been flying?
can you have been flying?
can she have been flying?
can we have been flying?
can you have been flying?
can they have been flying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not fly?
can you not fly?
can she not fly?
can we not fly?
can you not fly?
can they not fly? 	can I not be flying?
can you not be flying?
can she not be flying?
can we not be flying?
can you not be flying?
can they not be flying? 	can I not have flown?
can you not have flown?
can she not have flown?
can we not have flown?
can you not have flown?
can they not have flown? 	can I not have been flying?
can you not have been flying?
can she not have been flying?
can we not have been flying?
can you not have been flying?
can they not have been flying?