could muss
Verbo regolare: muss - mussed- mussed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could muss
you could muss
she could muss
we could muss
you could muss
they could muss 	I could be mussing
you could be mussing
she could be mussing
we could be mussing
you could be mussing
they could be mussing	I could have mussed
you could have mussed
she could have mussed
we could have mussed
you could have mussed
they could have mussed	I could have been mussing
you could have been mussing
she could have been mussing
we could have been mussing
you could have been mussing
they could have been mussing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't muss
you couldn't muss
she couldn't muss
we couldn't muss
you couldn't muss
they couldn't muss 	I couldn't be mussing
you couldn't be mussing
she couldn't be mussing
we couldn't be mussing
you couldn't be mussing
they couldn't be mussing	I couldn't have mussed
you couldn't have mussed
she couldn't have mussed
we couldn't have mussed
you couldn't have mussed
they couldn't have mussed	I couldn't have been mussing
you couldn't have been mussing
she couldn't have been mussing
we couldn't have been mussing
you couldn't have been mussing
they couldn't have been mussing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I muss?
could you muss?
could she muss?
could we muss?
could you muss?
could they muss? 	could I be mussing?
could you be mussing?
could she be mussing?
could we be mussing?
could you be mussing?
could they be mussing? 	could I have mussed?
could you have mussed?
could she have mussed?
could we have mussed?
could you have mussed?
could they have mussed? 	could I have been mussing?
could you have been mussing?
could she have been mussing?
could we have been mussing?
could you have been mussing?
could they have been mussing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I muss?
couldn't you muss?
couldn't she muss?
couldn't we muss?
couldn't you muss?
couldn't they muss? 	couldn't I be mussing?
couldn't you be mussing?
couldn't she be mussing?
couldn't we be mussing?
couldn't you be mussing?
couldn't they be mussing? 	couldn't I have mussed?
couldn't you have mussed?
couldn't she have mussed?
couldn't we have mussed?
couldn't you have mussed?
couldn't they have mussed? 	couldn't I have been mussing?
couldn't you have been mussing?
couldn't she have been mussing?
couldn't we have been mussing?
couldn't you have been mussing?
couldn't they have been mussing?