could bore
Verbo regular: bore - bored- bored

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could bore
you could bore
he could bore
we could bore
you could bore
they could bore 	I could be boring
you could be boring
he could be boring
we could be boring
you could be boring
they could be boring	I could have bored
you could have bored
he could have bored
we could have bored
you could have bored
they could have bored	I could have been boring
you could have been boring
he could have been boring
we could have been boring
you could have been boring
they could have been boring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't bore
you couldn't bore
he couldn't bore
we couldn't bore
you couldn't bore
they couldn't bore 	I couldn't be boring
you couldn't be boring
he couldn't be boring
we couldn't be boring
you couldn't be boring
they couldn't be boring	I couldn't have bored
you couldn't have bored
he couldn't have bored
we couldn't have bored
you couldn't have bored
they couldn't have bored	I couldn't have been boring
you couldn't have been boring
he couldn't have been boring
we couldn't have been boring
you couldn't have been boring
they couldn't have been boring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I bore?
could you bore?
could he bore?
could we bore?
could you bore?
could they bore? 	could I be boring?
could you be boring?
could he be boring?
could we be boring?
could you be boring?
could they be boring? 	could I have bored?
could you have bored?
could he have bored?
could we have bored?
could you have bored?
could they have bored? 	could I have been boring?
could you have been boring?
could he have been boring?
could we have been boring?
could you have been boring?
could they have been boring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I bore?
couldn't you bore?
couldn't he bore?
couldn't we bore?
couldn't you bore?
couldn't they bore? 	couldn't I be boring?
couldn't you be boring?
couldn't he be boring?
couldn't we be boring?
couldn't you be boring?
couldn't they be boring? 	couldn't I have bored?
couldn't you have bored?
couldn't he have bored?
couldn't we have bored?
couldn't you have bored?
couldn't they have bored? 	couldn't I have been boring?
couldn't you have been boring?
couldn't he have been boring?
couldn't we have been boring?
couldn't you have been boring?
couldn't they have been boring?