would hiss
Regular verb: hiss - hissed- hissed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd hiss
you'd hiss
he'd hiss
we'd hiss
you'd hiss
they'd hiss 	I'd be hissing
you'd be hissing
he'd be hissing
we'd be hissing
you'd be hissing
they'd be hissing	I would've hissed
you would've hissed
he would've hissed
we would've hissed
you would've hissed
they would've hissed	I would've been hissing
you would've been hissing
he would've been hissing
we would've been hissing
you would've been hissing
they would've been hissing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I wouldn't hiss
you wouldn't hiss
he wouldn't hiss
we wouldn't hiss
you wouldn't hiss
they wouldn't hiss 	I wouldn't be hissing
you wouldn't be hissing
he wouldn't be hissing
we wouldn't be hissing
you wouldn't be hissing
they wouldn't be hissing	I wouldn't have hissed
you wouldn't have hissed
he wouldn't have hissed
we wouldn't have hissed
you wouldn't have hissed
they wouldn't have hissed	I wouldn't have been hissing
you wouldn't have been hissing
he wouldn't have been hissing
we wouldn't have been hissing
you wouldn't have been hissing
they wouldn't have been hissing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I hiss?
would you hiss?
would he hiss?
would we hiss?
would you hiss?
would they hiss? 	would I be hissing?
would you be hissing?
would he be hissing?
would we be hissing?
would you be hissing?
would they be hissing? 	would I have hissed?
would you have hissed?
would he have hissed?
would we have hissed?
would you have hissed?
would they have hissed? 	would I have been hissing?
would you have been hissing?
would he have been hissing?
would we have been hissing?
would you have been hissing?
would they have been hissing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
wouldn't I hiss?
wouldn't you hiss?
wouldn't he hiss?
wouldn't we hiss?
wouldn't you hiss?
wouldn't they hiss? 	wouldn't I be hissing?
wouldn't you be hissing?
wouldn't he be hissing?
wouldn't we be hissing?
wouldn't you be hissing?
wouldn't they be hissing? 	wouldn't I have hissed?
wouldn't you have hissed?
wouldn't he have hissed?
wouldn't we have hissed?
wouldn't you have hissed?
wouldn't they have hissed? 	wouldn't I have been hissing?
wouldn't you have been hissing?
wouldn't he have been hissing?
wouldn't we have been hissing?
wouldn't you have been hissing?
wouldn't they have been hissing?