could metamorphose
Verbe régulier : metamorphose - metamorphosed- metamorphosed
Traduction française : se métamorphoser - métamorphoser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could metamorphose
you could metamorphose
he could metamorphose
we could metamorphose
you could metamorphose
they could metamorphose 	I could be metamorphosing
you could be metamorphosing
he could be metamorphosing
we could be metamorphosing
you could be metamorphosing
they could be metamorphosing	I could have metamorphosed
you could have metamorphosed
he could have metamorphosed
we could have metamorphosed
you could have metamorphosed
they could have metamorphosed	I could have been metamorphosing
you could have been metamorphosing
he could have been metamorphosing
we could have been metamorphosing
you could have been metamorphosing
they could have been metamorphosing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't metamorphose
you couldn't metamorphose
he couldn't metamorphose
we couldn't metamorphose
you couldn't metamorphose
they couldn't metamorphose 	I couldn't be metamorphosing
you couldn't be metamorphosing
he couldn't be metamorphosing
we couldn't be metamorphosing
you couldn't be metamorphosing
they couldn't be metamorphosing	I couldn't have metamorphosed
you couldn't have metamorphosed
he couldn't have metamorphosed
we couldn't have metamorphosed
you couldn't have metamorphosed
they couldn't have metamorphosed	I couldn't have been metamorphosing
you couldn't have been metamorphosing
he couldn't have been metamorphosing
we couldn't have been metamorphosing
you couldn't have been metamorphosing
they couldn't have been metamorphosing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I metamorphose?
could you metamorphose?
could he metamorphose?
could we metamorphose?
could you metamorphose?
could they metamorphose? 	could I be metamorphosing?
could you be metamorphosing?
could he be metamorphosing?
could we be metamorphosing?
could you be metamorphosing?
could they be metamorphosing? 	could I have metamorphosed?
could you have metamorphosed?
could he have metamorphosed?
could we have metamorphosed?
could you have metamorphosed?
could they have metamorphosed? 	could I have been metamorphosing?
could you have been metamorphosing?
could he have been metamorphosing?
could we have been metamorphosing?
could you have been metamorphosing?
could they have been metamorphosing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I metamorphose?
couldn't you metamorphose?
couldn't he metamorphose?
couldn't we metamorphose?
couldn't you metamorphose?
couldn't they metamorphose? 	couldn't I be metamorphosing?
couldn't you be metamorphosing?
couldn't he be metamorphosing?
couldn't we be metamorphosing?
couldn't you be metamorphosing?
couldn't they be metamorphosing? 	couldn't I have metamorphosed?
couldn't you have metamorphosed?
couldn't he have metamorphosed?
couldn't we have metamorphosed?
couldn't you have metamorphosed?
couldn't they have metamorphosed? 	couldn't I have been metamorphosing?
couldn't you have been metamorphosing?
couldn't he have been metamorphosing?
couldn't we have been metamorphosing?
couldn't you have been metamorphosing?
couldn't they have been metamorphosing?