could disc
Verbo regular: disc - disced- disced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could disc
you could disc
she could disc
we could disc
you could disc
they could disc 	I could be discing
you could be discing
she could be discing
we could be discing
you could be discing
they could be discing	I could have disced
you could have disced
she could have disced
we could have disced
you could have disced
they could have disced	I could have been discing
you could have been discing
she could have been discing
we could have been discing
you could have been discing
they could have been discing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not disc
you could not disc
she could not disc
we could not disc
you could not disc
they could not disc 	I could not be discing
you could not be discing
she could not be discing
we could not be discing
you could not be discing
they could not be discing	I could not have disced
you could not have disced
she could not have disced
we could not have disced
you could not have disced
they could not have disced	I could not have been discing
you could not have been discing
she could not have been discing
we could not have been discing
you could not have been discing
they could not have been discing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I disc?
could you disc?
could she disc?
could we disc?
could you disc?
could they disc? 	could I be discing?
could you be discing?
could she be discing?
could we be discing?
could you be discing?
could they be discing? 	could I have disced?
could you have disced?
could she have disced?
could we have disced?
could you have disced?
could they have disced? 	could I have been discing?
could you have been discing?
could she have been discing?
could we have been discing?
could you have been discing?
could they have been discing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not disc?
could you not disc?
could she not disc?
could we not disc?
could you not disc?
could they not disc? 	could I not be discing?
could you not be discing?
could she not be discing?
could we not be discing?
could you not be discing?
could they not be discing? 	could I not have disced?
could you not have disced?
could she not have disced?
could we not have disced?
could you not have disced?
could they not have disced? 	could I not have been discing?
could you not have been discing?
could she not have been discing?
could we not have been discing?
could you not have been discing?
could they not have been discing?