could hiss
Verbe régulier : hiss - hissed- hissed
Traduction française : souffler - siffler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could hiss
you could hiss
she could hiss
we could hiss
you could hiss
they could hiss 	I could be hissing
you could be hissing
she could be hissing
we could be hissing
you could be hissing
they could be hissing	I could have hissed
you could have hissed
she could have hissed
we could have hissed
you could have hissed
they could have hissed	I could have been hissing
you could have been hissing
she could have been hissing
we could have been hissing
you could have been hissing
they could have been hissing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't hiss
you couldn't hiss
she couldn't hiss
we couldn't hiss
you couldn't hiss
they couldn't hiss 	I couldn't be hissing
you couldn't be hissing
she couldn't be hissing
we couldn't be hissing
you couldn't be hissing
they couldn't be hissing	I couldn't have hissed
you couldn't have hissed
she couldn't have hissed
we couldn't have hissed
you couldn't have hissed
they couldn't have hissed	I couldn't have been hissing
you couldn't have been hissing
she couldn't have been hissing
we couldn't have been hissing
you couldn't have been hissing
they couldn't have been hissing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I hiss?
could you hiss?
could she hiss?
could we hiss?
could you hiss?
could they hiss? 	could I be hissing?
could you be hissing?
could she be hissing?
could we be hissing?
could you be hissing?
could they be hissing? 	could I have hissed?
could you have hissed?
could she have hissed?
could we have hissed?
could you have hissed?
could they have hissed? 	could I have been hissing?
could you have been hissing?
could she have been hissing?
could we have been hissing?
could you have been hissing?
could they have been hissing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I hiss?
couldn't you hiss?
couldn't she hiss?
couldn't we hiss?
couldn't you hiss?
couldn't they hiss? 	couldn't I be hissing?
couldn't you be hissing?
couldn't she be hissing?
couldn't we be hissing?
couldn't you be hissing?
couldn't they be hissing? 	couldn't I have hissed?
couldn't you have hissed?
couldn't she have hissed?
couldn't we have hissed?
couldn't you have hissed?
couldn't they have hissed? 	couldn't I have been hissing?
couldn't you have been hissing?
couldn't she have been hissing?
couldn't we have been hissing?
couldn't you have been hissing?
couldn't they have been hissing?