could sorrow
Regular verb: sorrow - sorrowed- sorrowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could sorrow
you could sorrow
he could sorrow
we could sorrow
you could sorrow
they could sorrow 	I could be sorrowing
you could be sorrowing
he could be sorrowing
we could be sorrowing
you could be sorrowing
they could be sorrowing	I could have sorrowed
you could have sorrowed
he could have sorrowed
we could have sorrowed
you could have sorrowed
they could have sorrowed	I could have been sorrowing
you could have been sorrowing
he could have been sorrowing
we could have been sorrowing
you could have been sorrowing
they could have been sorrowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't sorrow
you couldn't sorrow
he couldn't sorrow
we couldn't sorrow
you couldn't sorrow
they couldn't sorrow 	I couldn't be sorrowing
you couldn't be sorrowing
he couldn't be sorrowing
we couldn't be sorrowing
you couldn't be sorrowing
they couldn't be sorrowing	I couldn't have sorrowed
you couldn't have sorrowed
he couldn't have sorrowed
we couldn't have sorrowed
you couldn't have sorrowed
they couldn't have sorrowed	I couldn't have been sorrowing
you couldn't have been sorrowing
he couldn't have been sorrowing
we couldn't have been sorrowing
you couldn't have been sorrowing
they couldn't have been sorrowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I sorrow?
could you sorrow?
could he sorrow?
could we sorrow?
could you sorrow?
could they sorrow? 	could I be sorrowing?
could you be sorrowing?
could he be sorrowing?
could we be sorrowing?
could you be sorrowing?
could they be sorrowing? 	could I have sorrowed?
could you have sorrowed?
could he have sorrowed?
could we have sorrowed?
could you have sorrowed?
could they have sorrowed? 	could I have been sorrowing?
could you have been sorrowing?
could he have been sorrowing?
could we have been sorrowing?
could you have been sorrowing?
could they have been sorrowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I sorrow?
couldn't you sorrow?
couldn't he sorrow?
couldn't we sorrow?
couldn't you sorrow?
couldn't they sorrow? 	couldn't I be sorrowing?
couldn't you be sorrowing?
couldn't he be sorrowing?
couldn't we be sorrowing?
couldn't you be sorrowing?
couldn't they be sorrowing? 	couldn't I have sorrowed?
couldn't you have sorrowed?
couldn't he have sorrowed?
couldn't we have sorrowed?
couldn't you have sorrowed?
couldn't they have sorrowed? 	couldn't I have been sorrowing?
couldn't you have been sorrowing?
couldn't he have been sorrowing?
couldn't we have been sorrowing?
couldn't you have been sorrowing?
couldn't they have been sorrowing?