could sharp
Verbo regular: sharp - sharped- sharped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could sharp
you could sharp
she could sharp
we could sharp
you could sharp
they could sharp 	I could be sharping
you could be sharping
she could be sharping
we could be sharping
you could be sharping
they could be sharping	I could have sharped
you could have sharped
she could have sharped
we could have sharped
you could have sharped
they could have sharped	I could have been sharping
you could have been sharping
she could have been sharping
we could have been sharping
you could have been sharping
they could have been sharping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not sharp
you could not sharp
she could not sharp
we could not sharp
you could not sharp
they could not sharp 	I could not be sharping
you could not be sharping
she could not be sharping
we could not be sharping
you could not be sharping
they could not be sharping	I could not have sharped
you could not have sharped
she could not have sharped
we could not have sharped
you could not have sharped
they could not have sharped	I could not have been sharping
you could not have been sharping
she could not have been sharping
we could not have been sharping
you could not have been sharping
they could not have been sharping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I sharp?
could you sharp?
could she sharp?
could we sharp?
could you sharp?
could they sharp? 	could I be sharping?
could you be sharping?
could she be sharping?
could we be sharping?
could you be sharping?
could they be sharping? 	could I have sharped?
could you have sharped?
could she have sharped?
could we have sharped?
could you have sharped?
could they have sharped? 	could I have been sharping?
could you have been sharping?
could she have been sharping?
could we have been sharping?
could you have been sharping?
could they have been sharping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not sharp?
could you not sharp?
could she not sharp?
could we not sharp?
could you not sharp?
could they not sharp? 	could I not be sharping?
could you not be sharping?
could she not be sharping?
could we not be sharping?
could you not be sharping?
could they not be sharping? 	could I not have sharped?
could you not have sharped?
could she not have sharped?
could we not have sharped?
could you not have sharped?
could they not have sharped? 	could I not have been sharping?
could you not have been sharping?
could she not have been sharping?
could we not have been sharping?
could you not have been sharping?
could they not have been sharping?