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 couldn't mousse
you couldn't mousse
he couldn't mousse
we couldn't mousse
you couldn't mousse
they couldn't mousse 	I couldn't be moussing
you couldn't be moussing
he couldn't be moussing
we couldn't be moussing
you couldn't be moussing
they couldn't be moussing	I couldn't have moussed
you couldn't have moussed
he couldn't have moussed
we couldn't have moussed
you couldn't have moussed
they couldn't have moussed	I couldn't have been moussing
you couldn't have been moussing
he couldn't have been moussing
we couldn't have been moussing
you couldn't have been moussing
they couldn't 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 	
couldn't I mousse?
couldn't you mousse?
couldn't he mousse?
couldn't we mousse?
couldn't you mousse?
couldn't they mousse? 	couldn't I be moussing?
couldn't you be moussing?
couldn't he be moussing?
couldn't we be moussing?
couldn't you be moussing?
couldn't they be moussing? 	couldn't I have moussed?
couldn't you have moussed?
couldn't he have moussed?
couldn't we have moussed?
couldn't you have moussed?
couldn't they have moussed? 	couldn't I have been moussing?
couldn't you have been moussing?
couldn't he have been moussing?
couldn't we have been moussing?
couldn't you have been moussing?
couldn't they have been moussing?