could raven raven
Verbo regular: raven raven - raven ravened- raven ravened

, este verbo pode não existir, a conjugação é dada como exemplo.

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could raven raven
you could raven raven
he could raven raven
we could raven raven
you could raven raven
they could raven raven 	I could be raven ravening
you could be raven ravening
he could be raven ravening
we could be raven ravening
you could be raven ravening
they could be raven ravening	I could have raven ravened
you could have raven ravened
he could have raven ravened
we could have raven ravened
you could have raven ravened
they could have raven ravened	I could have been raven ravening
you could have been raven ravening
he could have been raven ravening
we could have been raven ravening
you could have been raven ravening
they could have been raven ravening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't raven raven
you couldn't raven raven
he couldn't raven raven
we couldn't raven raven
you couldn't raven raven
they couldn't raven raven 	I couldn't be raven ravening
you couldn't be raven ravening
he couldn't be raven ravening
we couldn't be raven ravening
you couldn't be raven ravening
they couldn't be raven ravening	I couldn't have raven ravened
you couldn't have raven ravened
he couldn't have raven ravened
we couldn't have raven ravened
you couldn't have raven ravened
they couldn't have raven ravened	I couldn't have been raven ravening
you couldn't have been raven ravening
he couldn't have been raven ravening
we couldn't have been raven ravening
you couldn't have been raven ravening
they couldn't have been raven ravening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I raven raven?
could you raven raven?
could he raven raven?
could we raven raven?
could you raven raven?
could they raven raven? 	could I be raven ravening?
could you be raven ravening?
could he be raven ravening?
could we be raven ravening?
could you be raven ravening?
could they be raven ravening? 	could I have raven ravened?
could you have raven ravened?
could he have raven ravened?
could we have raven ravened?
could you have raven ravened?
could they have raven ravened? 	could I have been raven ravening?
could you have been raven ravening?
could he have been raven ravening?
could we have been raven ravening?
could you have been raven ravening?
could they have been raven ravening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I raven raven?
couldn't you raven raven?
couldn't he raven raven?
couldn't we raven raven?
couldn't you raven raven?
couldn't they raven raven? 	couldn't I be raven ravening?
couldn't you be raven ravening?
couldn't he be raven ravening?
couldn't we be raven ravening?
couldn't you be raven ravening?
couldn't they be raven ravening? 	couldn't I have raven ravened?
couldn't you have raven ravened?
couldn't he have raven ravened?
couldn't we have raven ravened?
couldn't you have raven ravened?
couldn't they have raven ravened? 	couldn't I have been raven ravening?
couldn't you have been raven ravening?
couldn't he have been raven ravening?
couldn't we have been raven ravening?
couldn't you have been raven ravening?
couldn't they have been raven ravening?