could bore
Regular verb: bore - bored- bored

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bore
you could bore
she could bore
we could bore
you could bore
they could bore 	I could be boring
you could be boring
she could be boring
we could be boring
you could be boring
they could be boring	I could have bored
you could have bored
she 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
she could have been boring
we could have been boring
you could have been boring
they could have been boring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't bore
you couldn't bore
she 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
she 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
she 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
she couldn't have been boring
we couldn't have been boring
you couldn't have been boring
they couldn't have been boring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bore?
could you bore?
could she bore?
could we bore?
could you bore?
could they bore? 	could I be boring?
could you be boring?
could she be boring?
could we be boring?
could you be boring?
could they be boring? 	could I have bored?
could you have bored?
could she 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 she have been boring?
could we have been boring?
could you have been boring?
could they have been boring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I bore?
couldn't you bore?
couldn't she 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 she 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 she 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 she have been boring?
couldn't we have been boring?
couldn't you have been boring?
couldn't they have been boring?