could print
Verbo regular: print - printed- printed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could print
you could print
she could print
we could print
you could print
they could print 	I could be printing
you could be printing
she could be printing
we could be printing
you could be printing
they could be printing	I could have printed
you could have printed
she 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
she could have been printing
we could have been printing
you could have been printing
they could have been printing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not print
you could not print
she could not print
we could not print
you could not print
they could not print 	I could not be printing
you could not be printing
she could not be printing
we could not be printing
you could not be printing
they could not be printing	I could not have printed
you could not have printed
she could not have printed
we could not have printed
you could not have printed
they could not have printed	I could not have been printing
you could not have been printing
she could not have been printing
we could not have been printing
you could not have been printing
they could not have been printing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I print?
could you print?
could she print?
could we print?
could you print?
could they print? 	could I be printing?
could you be printing?
could she be printing?
could we be printing?
could you be printing?
could they be printing? 	could I have printed?
could you have printed?
could she 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 she have been printing?
could we have been printing?
could you have been printing?
could they have been printing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not print?
could you not print?
could she not print?
could we not print?
could you not print?
could they not print? 	could I not be printing?
could you not be printing?
could she not be printing?
could we not be printing?
could you not be printing?
could they not be printing? 	could I not have printed?
could you not have printed?
could she not have printed?
could we not have printed?
could you not have printed?
could they not have printed? 	could I not have been printing?
could you not have been printing?
could she not have been printing?
could we not have been printing?
could you not have been printing?
could they not have been printing?