could snowball
Verbe régulier : snowball - snowballed- snowballed
Traduction française : bombarder de boules de neige - faire boule de neige 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could snowball
you could snowball
she could snowball
we could snowball
you could snowball
they could snowball 	I could be snowballing
you could be snowballing
she could be snowballing
we could be snowballing
you could be snowballing
they could be snowballing	I could have snowballed
you could have snowballed
she could have snowballed
we could have snowballed
you could have snowballed
they could have snowballed	I could have been snowballing
you could have been snowballing
she could have been snowballing
we could have been snowballing
you could have been snowballing
they could have been snowballing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't snowball
you couldn't snowball
she couldn't snowball
we couldn't snowball
you couldn't snowball
they couldn't snowball 	I couldn't be snowballing
you couldn't be snowballing
she couldn't be snowballing
we couldn't be snowballing
you couldn't be snowballing
they couldn't be snowballing	I couldn't have snowballed
you couldn't have snowballed
she couldn't have snowballed
we couldn't have snowballed
you couldn't have snowballed
they couldn't have snowballed	I couldn't have been snowballing
you couldn't have been snowballing
she couldn't have been snowballing
we couldn't have been snowballing
you couldn't have been snowballing
they couldn't have been snowballing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I snowball?
could you snowball?
could she snowball?
could we snowball?
could you snowball?
could they snowball? 	could I be snowballing?
could you be snowballing?
could she be snowballing?
could we be snowballing?
could you be snowballing?
could they be snowballing? 	could I have snowballed?
could you have snowballed?
could she have snowballed?
could we have snowballed?
could you have snowballed?
could they have snowballed? 	could I have been snowballing?
could you have been snowballing?
could she have been snowballing?
could we have been snowballing?
could you have been snowballing?
could they have been snowballing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I snowball?
couldn't you snowball?
couldn't she snowball?
couldn't we snowball?
couldn't you snowball?
couldn't they snowball? 	couldn't I be snowballing?
couldn't you be snowballing?
couldn't she be snowballing?
couldn't we be snowballing?
couldn't you be snowballing?
couldn't they be snowballing? 	couldn't I have snowballed?
couldn't you have snowballed?
couldn't she have snowballed?
couldn't we have snowballed?
couldn't you have snowballed?
couldn't they have snowballed? 	couldn't I have been snowballing?
couldn't you have been snowballing?
couldn't she have been snowballing?
couldn't we have been snowballing?
couldn't you have been snowballing?
couldn't they have been snowballing?