could preschedule
Verbo regular: preschedule - prescheduled- prescheduled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could preschedule
you could preschedule
he could preschedule
we could preschedule
you could preschedule
they could preschedule 	I could be prescheduling
you could be prescheduling
he could be prescheduling
we could be prescheduling
you could be prescheduling
they could be prescheduling	I could have prescheduled
you could have prescheduled
he could have prescheduled
we could have prescheduled
you could have prescheduled
they could have prescheduled	I could have been prescheduling
you could have been prescheduling
he could have been prescheduling
we could have been prescheduling
you could have been prescheduling
they could have been prescheduling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't preschedule
you couldn't preschedule
he couldn't preschedule
we couldn't preschedule
you couldn't preschedule
they couldn't preschedule 	I couldn't be prescheduling
you couldn't be prescheduling
he couldn't be prescheduling
we couldn't be prescheduling
you couldn't be prescheduling
they couldn't be prescheduling	I couldn't have prescheduled
you couldn't have prescheduled
he couldn't have prescheduled
we couldn't have prescheduled
you couldn't have prescheduled
they couldn't have prescheduled	I couldn't have been prescheduling
you couldn't have been prescheduling
he couldn't have been prescheduling
we couldn't have been prescheduling
you couldn't have been prescheduling
they couldn't have been prescheduling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I preschedule?
could you preschedule?
could he preschedule?
could we preschedule?
could you preschedule?
could they preschedule? 	could I be prescheduling?
could you be prescheduling?
could he be prescheduling?
could we be prescheduling?
could you be prescheduling?
could they be prescheduling? 	could I have prescheduled?
could you have prescheduled?
could he have prescheduled?
could we have prescheduled?
could you have prescheduled?
could they have prescheduled? 	could I have been prescheduling?
could you have been prescheduling?
could he have been prescheduling?
could we have been prescheduling?
could you have been prescheduling?
could they have been prescheduling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I preschedule?
couldn't you preschedule?
couldn't he preschedule?
couldn't we preschedule?
couldn't you preschedule?
couldn't they preschedule? 	couldn't I be prescheduling?
couldn't you be prescheduling?
couldn't he be prescheduling?
couldn't we be prescheduling?
couldn't you be prescheduling?
couldn't they be prescheduling? 	couldn't I have prescheduled?
couldn't you have prescheduled?
couldn't he have prescheduled?
couldn't we have prescheduled?
couldn't you have prescheduled?
couldn't they have prescheduled? 	couldn't I have been prescheduling?
couldn't you have been prescheduling?
couldn't he have been prescheduling?
couldn't we have been prescheduling?
couldn't you have been prescheduling?
couldn't they have been prescheduling?