could jackrabbit
Regular verb: jackrabbit - jackrabbited- jackrabbited

Affirmation 	
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I could jackrabbit
you could jackrabbit
she could jackrabbit
we could jackrabbit
you could jackrabbit
they could jackrabbit 	I could be jackrabbiting
you could be jackrabbiting
she could be jackrabbiting
we could be jackrabbiting
you could be jackrabbiting
they could be jackrabbiting	I could have jackrabbited
you could have jackrabbited
she could have jackrabbited
we could have jackrabbited
you could have jackrabbited
they could have jackrabbited	I could have been jackrabbiting
you could have been jackrabbiting
she could have been jackrabbiting
we could have been jackrabbiting
you could have been jackrabbiting
they could have been jackrabbiting	

Negation 	
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I couldn't jackrabbit
you couldn't jackrabbit
she couldn't jackrabbit
we couldn't jackrabbit
you couldn't jackrabbit
they couldn't jackrabbit 	I couldn't be jackrabbiting
you couldn't be jackrabbiting
she couldn't be jackrabbiting
we couldn't be jackrabbiting
you couldn't be jackrabbiting
they couldn't be jackrabbiting	I couldn't have jackrabbited
you couldn't have jackrabbited
she couldn't have jackrabbited
we couldn't have jackrabbited
you couldn't have jackrabbited
they couldn't have jackrabbited	I couldn't have been jackrabbiting
you couldn't have been jackrabbiting
she couldn't have been jackrabbiting
we couldn't have been jackrabbiting
you couldn't have been jackrabbiting
they couldn't have been jackrabbiting	

Interrogative form 	
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could I jackrabbit?
could you jackrabbit?
could she jackrabbit?
could we jackrabbit?
could you jackrabbit?
could they jackrabbit? 	could I be jackrabbiting?
could you be jackrabbiting?
could she be jackrabbiting?
could we be jackrabbiting?
could you be jackrabbiting?
could they be jackrabbiting? 	could I have jackrabbited?
could you have jackrabbited?
could she have jackrabbited?
could we have jackrabbited?
could you have jackrabbited?
could they have jackrabbited? 	could I have been jackrabbiting?
could you have been jackrabbiting?
could she have been jackrabbiting?
could we have been jackrabbiting?
could you have been jackrabbiting?
could they have been jackrabbiting? 	

Interro-negative form 	
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couldn't I jackrabbit?
couldn't you jackrabbit?
couldn't she jackrabbit?
couldn't we jackrabbit?
couldn't you jackrabbit?
couldn't they jackrabbit? 	couldn't I be jackrabbiting?
couldn't you be jackrabbiting?
couldn't she be jackrabbiting?
couldn't we be jackrabbiting?
couldn't you be jackrabbiting?
couldn't they be jackrabbiting? 	couldn't I have jackrabbited?
couldn't you have jackrabbited?
couldn't she have jackrabbited?
couldn't we have jackrabbited?
couldn't you have jackrabbited?
couldn't they have jackrabbited? 	couldn't I have been jackrabbiting?
couldn't you have been jackrabbiting?
couldn't she have been jackrabbiting?
couldn't we have been jackrabbiting?
couldn't you have been jackrabbiting?
couldn't they have been jackrabbiting?