could coextend
Verbe régulier : coextend - coextended- coextended

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could coextend
you could coextend
she could coextend
we could coextend
you could coextend
they could coextend 	I could be coextending
you could be coextending
she could be coextending
we could be coextending
you could be coextending
they could be coextending	I could have coextended
you could have coextended
she could have coextended
we could have coextended
you could have coextended
they could have coextended	I could have been coextending
you could have been coextending
she could have been coextending
we could have been coextending
you could have been coextending
they could have been coextending	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't coextend
you couldn't coextend
she couldn't coextend
we couldn't coextend
you couldn't coextend
they couldn't coextend 	I couldn't be coextending
you couldn't be coextending
she couldn't be coextending
we couldn't be coextending
you couldn't be coextending
they couldn't be coextending	I couldn't have coextended
you couldn't have coextended
she couldn't have coextended
we couldn't have coextended
you couldn't have coextended
they couldn't have coextended	I couldn't have been coextending
you couldn't have been coextending
she couldn't have been coextending
we couldn't have been coextending
you couldn't have been coextending
they couldn't have been coextending	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I coextend?
could you coextend?
could she coextend?
could we coextend?
could you coextend?
could they coextend? 	could I be coextending?
could you be coextending?
could she be coextending?
could we be coextending?
could you be coextending?
could they be coextending? 	could I have coextended?
could you have coextended?
could she have coextended?
could we have coextended?
could you have coextended?
could they have coextended? 	could I have been coextending?
could you have been coextending?
could she have been coextending?
could we have been coextending?
could you have been coextending?
could they have been coextending? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I coextend?
couldn't you coextend?
couldn't she coextend?
couldn't we coextend?
couldn't you coextend?
couldn't they coextend? 	couldn't I be coextending?
couldn't you be coextending?
couldn't she be coextending?
couldn't we be coextending?
couldn't you be coextending?
couldn't they be coextending? 	couldn't I have coextended?
couldn't you have coextended?
couldn't she have coextended?
couldn't we have coextended?
couldn't you have coextended?
couldn't they have coextended? 	couldn't I have been coextending?
couldn't you have been coextending?
couldn't she have been coextending?
couldn't we have been coextending?
couldn't you have been coextending?
couldn't they have been coextending?