could unstop
Verbe régulier : unstop - unstopped- unstopped
Traduction française : déboucher 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could unstop
you could unstop
she could unstop
we could unstop
you could unstop
they could unstop 	I could be unstopping
you could be unstopping
she could be unstopping
we could be unstopping
you could be unstopping
they could be unstopping	I could have unstopped
you could have unstopped
she could have unstopped
we could have unstopped
you could have unstopped
they could have unstopped	I could have been unstopping
you could have been unstopping
she could have been unstopping
we could have been unstopping
you could have been unstopping
they could have been unstopping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not unstop
you could not unstop
she could not unstop
we could not unstop
you could not unstop
they could not unstop 	I could not be unstopping
you could not be unstopping
she could not be unstopping
we could not be unstopping
you could not be unstopping
they could not be unstopping	I could not have unstopped
you could not have unstopped
she could not have unstopped
we could not have unstopped
you could not have unstopped
they could not have unstopped	I could not have been unstopping
you could not have been unstopping
she could not have been unstopping
we could not have been unstopping
you could not have been unstopping
they could not have been unstopping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I unstop?
could you unstop?
could she unstop?
could we unstop?
could you unstop?
could they unstop? 	could I be unstopping?
could you be unstopping?
could she be unstopping?
could we be unstopping?
could you be unstopping?
could they be unstopping? 	could I have unstopped?
could you have unstopped?
could she have unstopped?
could we have unstopped?
could you have unstopped?
could they have unstopped? 	could I have been unstopping?
could you have been unstopping?
could she have been unstopping?
could we have been unstopping?
could you have been unstopping?
could they have been unstopping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not unstop?
could you not unstop?
could she not unstop?
could we not unstop?
could you not unstop?
could they not unstop? 	could I not be unstopping?
could you not be unstopping?
could she not be unstopping?
could we not be unstopping?
could you not be unstopping?
could they not be unstopping? 	could I not have unstopped?
could you not have unstopped?
could she not have unstopped?
could we not have unstopped?
could you not have unstopped?
could they not have unstopped? 	could I not have been unstopping?
could you not have been unstopping?
could she not have been unstopping?
could we not have been unstopping?
could you not have been unstopping?
could they not have been unstopping?