could mousse
Verbe régulier : mousse - moussed- moussed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could mousse
you could mousse
he could mousse
we could mousse
you could mousse
they could mousse 	I could be moussing
you could be moussing
he could be moussing
we could be moussing
you could be moussing
they could be moussing	I could have moussed
you could have moussed
he could have moussed
we could have moussed
you could have moussed
they could have moussed	I could have been moussing
you could have been moussing
he could have been moussing
we could have been moussing
you could have been moussing
they could have been moussing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not mousse
you could not mousse
he could not mousse
we could not mousse
you could not mousse
they could not mousse 	I could not be moussing
you could not be moussing
he could not be moussing
we could not be moussing
you could not be moussing
they could not be moussing	I could not have moussed
you could not have moussed
he could not have moussed
we could not have moussed
you could not have moussed
they could not have moussed	I could not have been moussing
you could not have been moussing
he could not have been moussing
we could not have been moussing
you could not have been moussing
they could not have been moussing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I mousse?
could you mousse?
could he mousse?
could we mousse?
could you mousse?
could they mousse? 	could I be moussing?
could you be moussing?
could he be moussing?
could we be moussing?
could you be moussing?
could they be moussing? 	could I have moussed?
could you have moussed?
could he have moussed?
could we have moussed?
could you have moussed?
could they have moussed? 	could I have been moussing?
could you have been moussing?
could he have been moussing?
could we have been moussing?
could you have been moussing?
could they have been moussing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not mousse?
could you not mousse?
could he not mousse?
could we not mousse?
could you not mousse?
could they not mousse? 	could I not be moussing?
could you not be moussing?
could he not be moussing?
could we not be moussing?
could you not be moussing?
could they not be moussing? 	could I not have moussed?
could you not have moussed?
could he not have moussed?
could we not have moussed?
could you not have moussed?
could they not have moussed? 	could I not have been moussing?
could you not have been moussing?
could he not have been moussing?
could we not have been moussing?
could you not have been moussing?
could they not have been moussing?