could schedule
Verbo regular: schedule - scheduled- scheduled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could schedule
you could schedule
she could schedule
we could schedule
you could schedule
they could schedule 	I could be scheduling
you could be scheduling
she could be scheduling
we could be scheduling
you could be scheduling
they could be scheduling	I could have scheduled
you could have scheduled
she could have scheduled
we could have scheduled
you could have scheduled
they could have scheduled	I could have been scheduling
you could have been scheduling
she could have been scheduling
we could have been scheduling
you could have been scheduling
they could have been scheduling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not schedule
you could not schedule
she could not schedule
we could not schedule
you could not schedule
they could not schedule 	I could not be scheduling
you could not be scheduling
she could not be scheduling
we could not be scheduling
you could not be scheduling
they could not be scheduling	I could not have scheduled
you could not have scheduled
she could not have scheduled
we could not have scheduled
you could not have scheduled
they could not have scheduled	I could not have been scheduling
you could not have been scheduling
she could not have been scheduling
we could not have been scheduling
you could not have been scheduling
they could not have been scheduling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I schedule?
could you schedule?
could she schedule?
could we schedule?
could you schedule?
could they schedule? 	could I be scheduling?
could you be scheduling?
could she be scheduling?
could we be scheduling?
could you be scheduling?
could they be scheduling? 	could I have scheduled?
could you have scheduled?
could she have scheduled?
could we have scheduled?
could you have scheduled?
could they have scheduled? 	could I have been scheduling?
could you have been scheduling?
could she have been scheduling?
could we have been scheduling?
could you have been scheduling?
could they have been scheduling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not schedule?
could you not schedule?
could she not schedule?
could we not schedule?
could you not schedule?
could they not schedule? 	could I not be scheduling?
could you not be scheduling?
could she not be scheduling?
could we not be scheduling?
could you not be scheduling?
could they not be scheduling? 	could I not have scheduled?
could you not have scheduled?
could she not have scheduled?
could we not have scheduled?
could you not have scheduled?
could they not have scheduled? 	could I not have been scheduling?
could you not have been scheduling?
could she not have been scheduling?
could we not have been scheduling?
could you not have been scheduling?
could they not have been scheduling?