could forage
Regular verb: forage - foraged- foraged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could forage
you could forage
he could forage
we could forage
you could forage
they could forage 	I could be foraging
you could be foraging
he could be foraging
we could be foraging
you could be foraging
they could be foraging	I could have foraged
you could have foraged
he could have foraged
we could have foraged
you could have foraged
they could have foraged	I could have been foraging
you could have been foraging
he could have been foraging
we could have been foraging
you could have been foraging
they could have been foraging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't forage
you couldn't forage
he couldn't forage
we couldn't forage
you couldn't forage
they couldn't forage 	I couldn't be foraging
you couldn't be foraging
he couldn't be foraging
we couldn't be foraging
you couldn't be foraging
they couldn't be foraging	I couldn't have foraged
you couldn't have foraged
he couldn't have foraged
we couldn't have foraged
you couldn't have foraged
they couldn't have foraged	I couldn't have been foraging
you couldn't have been foraging
he couldn't have been foraging
we couldn't have been foraging
you couldn't have been foraging
they couldn't have been foraging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I forage?
could you forage?
could he forage?
could we forage?
could you forage?
could they forage? 	could I be foraging?
could you be foraging?
could he be foraging?
could we be foraging?
could you be foraging?
could they be foraging? 	could I have foraged?
could you have foraged?
could he have foraged?
could we have foraged?
could you have foraged?
could they have foraged? 	could I have been foraging?
could you have been foraging?
could he have been foraging?
could we have been foraging?
could you have been foraging?
could they have been foraging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I forage?
couldn't you forage?
couldn't he forage?
couldn't we forage?
couldn't you forage?
couldn't they forage? 	couldn't I be foraging?
couldn't you be foraging?
couldn't he be foraging?
couldn't we be foraging?
couldn't you be foraging?
couldn't they be foraging? 	couldn't I have foraged?
couldn't you have foraged?
couldn't he have foraged?
couldn't we have foraged?
couldn't you have foraged?
couldn't they have foraged? 	couldn't I have been foraging?
couldn't you have been foraging?
couldn't he have been foraging?
couldn't we have been foraging?
couldn't you have been foraging?
couldn't they have been foraging?