could print
Verbo regular: print - printed- printed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could print
you could print
he could print
we could print
you could print
they could print 	I could be printing
you could be printing
he could be printing
we could be printing
you could be printing
they could be printing	I could have printed
you could have printed
he could have printed
we could have printed
you could have printed
they could have printed	I could have been printing
you could have been printing
he could have been printing
we could have been printing
you could have been printing
they could have been printing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't print
you couldn't print
he couldn't print
we couldn't print
you couldn't print
they couldn't print 	I couldn't be printing
you couldn't be printing
he couldn't be printing
we couldn't be printing
you couldn't be printing
they couldn't be printing	I couldn't have printed
you couldn't have printed
he couldn't have printed
we couldn't have printed
you couldn't have printed
they couldn't have printed	I couldn't have been printing
you couldn't have been printing
he couldn't have been printing
we couldn't have been printing
you couldn't have been printing
they couldn't have been printing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I print?
could you print?
could he print?
could we print?
could you print?
could they print? 	could I be printing?
could you be printing?
could he be printing?
could we be printing?
could you be printing?
could they be printing? 	could I have printed?
could you have printed?
could he have printed?
could we have printed?
could you have printed?
could they have printed? 	could I have been printing?
could you have been printing?
could he have been printing?
could we have been printing?
could you have been printing?
could they have been printing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I print?
couldn't you print?
couldn't he print?
couldn't we print?
couldn't you print?
couldn't they print? 	couldn't I be printing?
couldn't you be printing?
couldn't he be printing?
couldn't we be printing?
couldn't you be printing?
couldn't they be printing? 	couldn't I have printed?
couldn't you have printed?
couldn't he have printed?
couldn't we have printed?
couldn't you have printed?
couldn't they have printed? 	couldn't I have been printing?
couldn't you have been printing?
couldn't he have been printing?
couldn't we have been printing?
couldn't you have been printing?
couldn't they have been printing?