could blitz
Verbo regular: blitz - blitzed- blitzed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could blitz
you could blitz
he could blitz
we could blitz
you could blitz
they could blitz 	I could be blitzing
you could be blitzing
he could be blitzing
we could be blitzing
you could be blitzing
they could be blitzing	I could have blitzed
you could have blitzed
he could have blitzed
we could have blitzed
you could have blitzed
they could have blitzed	I could have been blitzing
you could have been blitzing
he could have been blitzing
we could have been blitzing
you could have been blitzing
they could have been blitzing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not blitz
you could not blitz
he could not blitz
we could not blitz
you could not blitz
they could not blitz 	I could not be blitzing
you could not be blitzing
he could not be blitzing
we could not be blitzing
you could not be blitzing
they could not be blitzing	I could not have blitzed
you could not have blitzed
he could not have blitzed
we could not have blitzed
you could not have blitzed
they could not have blitzed	I could not have been blitzing
you could not have been blitzing
he could not have been blitzing
we could not have been blitzing
you could not have been blitzing
they could not have been blitzing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I blitz?
could you blitz?
could he blitz?
could we blitz?
could you blitz?
could they blitz? 	could I be blitzing?
could you be blitzing?
could he be blitzing?
could we be blitzing?
could you be blitzing?
could they be blitzing? 	could I have blitzed?
could you have blitzed?
could he have blitzed?
could we have blitzed?
could you have blitzed?
could they have blitzed? 	could I have been blitzing?
could you have been blitzing?
could he have been blitzing?
could we have been blitzing?
could you have been blitzing?
could they have been blitzing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not blitz?
could you not blitz?
could he not blitz?
could we not blitz?
could you not blitz?
could they not blitz? 	could I not be blitzing?
could you not be blitzing?
could he not be blitzing?
could we not be blitzing?
could you not be blitzing?
could they not be blitzing? 	could I not have blitzed?
could you not have blitzed?
could he not have blitzed?
could we not have blitzed?
could you not have blitzed?
could they not have blitzed? 	could I not have been blitzing?
could you not have been blitzing?
could he not have been blitzing?
could we not have been blitzing?
could you not have been blitzing?
could they not have been blitzing?