could preship
Verbo regular: preship - preshiped- preshiped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could preship
you could preship
he could preship
we could preship
you could preship
they could preship 	I could be preshiping
you could be preshiping
he could be preshiping
we could be preshiping
you could be preshiping
they could be preshiping	I could have preshiped
you could have preshiped
he could have preshiped
we could have preshiped
you could have preshiped
they could have preshiped	I could have been preshiping
you could have been preshiping
he could have been preshiping
we could have been preshiping
you could have been preshiping
they could have been preshiping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't preship
you couldn't preship
he couldn't preship
we couldn't preship
you couldn't preship
they couldn't preship 	I couldn't be preshiping
you couldn't be preshiping
he couldn't be preshiping
we couldn't be preshiping
you couldn't be preshiping
they couldn't be preshiping	I couldn't have preshiped
you couldn't have preshiped
he couldn't have preshiped
we couldn't have preshiped
you couldn't have preshiped
they couldn't have preshiped	I couldn't have been preshiping
you couldn't have been preshiping
he couldn't have been preshiping
we couldn't have been preshiping
you couldn't have been preshiping
they couldn't have been preshiping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I preship?
could you preship?
could he preship?
could we preship?
could you preship?
could they preship? 	could I be preshiping?
could you be preshiping?
could he be preshiping?
could we be preshiping?
could you be preshiping?
could they be preshiping? 	could I have preshiped?
could you have preshiped?
could he have preshiped?
could we have preshiped?
could you have preshiped?
could they have preshiped? 	could I have been preshiping?
could you have been preshiping?
could he have been preshiping?
could we have been preshiping?
could you have been preshiping?
could they have been preshiping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I preship?
couldn't you preship?
couldn't he preship?
couldn't we preship?
couldn't you preship?
couldn't they preship? 	couldn't I be preshiping?
couldn't you be preshiping?
couldn't he be preshiping?
couldn't we be preshiping?
couldn't you be preshiping?
couldn't they be preshiping? 	couldn't I have preshiped?
couldn't you have preshiped?
couldn't he have preshiped?
couldn't we have preshiped?
couldn't you have preshiped?
couldn't they have preshiped? 	couldn't I have been preshiping?
couldn't you have been preshiping?
couldn't he have been preshiping?
couldn't we have been preshiping?
couldn't you have been preshiping?
couldn't they have been preshiping?