could shush
Regular verb: shush - shushed- shushed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could shush
you could shush
he could shush
we could shush
you could shush
they could shush 	I could be shushing
you could be shushing
he could be shushing
we could be shushing
you could be shushing
they could be shushing	I could have shushed
you could have shushed
he could have shushed
we could have shushed
you could have shushed
they could have shushed	I could have been shushing
you could have been shushing
he could have been shushing
we could have been shushing
you could have been shushing
they could have been shushing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't shush
you couldn't shush
he couldn't shush
we couldn't shush
you couldn't shush
they couldn't shush 	I couldn't be shushing
you couldn't be shushing
he couldn't be shushing
we couldn't be shushing
you couldn't be shushing
they couldn't be shushing	I couldn't have shushed
you couldn't have shushed
he couldn't have shushed
we couldn't have shushed
you couldn't have shushed
they couldn't have shushed	I couldn't have been shushing
you couldn't have been shushing
he couldn't have been shushing
we couldn't have been shushing
you couldn't have been shushing
they couldn't have been shushing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I shush?
could you shush?
could he shush?
could we shush?
could you shush?
could they shush? 	could I be shushing?
could you be shushing?
could he be shushing?
could we be shushing?
could you be shushing?
could they be shushing? 	could I have shushed?
could you have shushed?
could he have shushed?
could we have shushed?
could you have shushed?
could they have shushed? 	could I have been shushing?
could you have been shushing?
could he have been shushing?
could we have been shushing?
could you have been shushing?
could they have been shushing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I shush?
couldn't you shush?
couldn't he shush?
couldn't we shush?
couldn't you shush?
couldn't they shush? 	couldn't I be shushing?
couldn't you be shushing?
couldn't he be shushing?
couldn't we be shushing?
couldn't you be shushing?
couldn't they be shushing? 	couldn't I have shushed?
couldn't you have shushed?
couldn't he have shushed?
couldn't we have shushed?
couldn't you have shushed?
couldn't they have shushed? 	couldn't I have been shushing?
couldn't you have been shushing?
couldn't he have been shushing?
couldn't we have been shushing?
couldn't you have been shushing?
couldn't they have been shushing?