could bait
Regular verb: bait - baited- baited

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bait
you could bait
he could bait
we could bait
you could bait
they could bait 	I could be baiting
you could be baiting
he could be baiting
we could be baiting
you could be baiting
they could be baiting	I could have baited
you could have baited
he could have baited
we could have baited
you could have baited
they could have baited	I could have been baiting
you could have been baiting
he could have been baiting
we could have been baiting
you could have been baiting
they could have been baiting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't bait
you couldn't bait
he couldn't bait
we couldn't bait
you couldn't bait
they couldn't bait 	I couldn't be baiting
you couldn't be baiting
he couldn't be baiting
we couldn't be baiting
you couldn't be baiting
they couldn't be baiting	I couldn't have baited
you couldn't have baited
he couldn't have baited
we couldn't have baited
you couldn't have baited
they couldn't have baited	I couldn't have been baiting
you couldn't have been baiting
he couldn't have been baiting
we couldn't have been baiting
you couldn't have been baiting
they couldn't have been baiting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bait?
could you bait?
could he bait?
could we bait?
could you bait?
could they bait? 	could I be baiting?
could you be baiting?
could he be baiting?
could we be baiting?
could you be baiting?
could they be baiting? 	could I have baited?
could you have baited?
could he have baited?
could we have baited?
could you have baited?
could they have baited? 	could I have been baiting?
could you have been baiting?
could he have been baiting?
could we have been baiting?
could you have been baiting?
could they have been baiting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I bait?
couldn't you bait?
couldn't he bait?
couldn't we bait?
couldn't you bait?
couldn't they bait? 	couldn't I be baiting?
couldn't you be baiting?
couldn't he be baiting?
couldn't we be baiting?
couldn't you be baiting?
couldn't they be baiting? 	couldn't I have baited?
couldn't you have baited?
couldn't he have baited?
couldn't we have baited?
couldn't you have baited?
couldn't they have baited? 	couldn't I have been baiting?
couldn't you have been baiting?
couldn't he have been baiting?
couldn't we have been baiting?
couldn't you have been baiting?
couldn't they have been baiting?